Better logging
This commit is contained in:
Eden Kirin
507
source/glory.py
Normal file
507
source/glory.py
Normal file
@ -0,0 +1,507 @@
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#!/usr/bin/env python3
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"""
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Glory MACH6 Device Simulator
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Simulates a Glory MACH6 coin/currency counter for development/testing purposes.
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Implements the Enhanced Serial Port Mode with full command support.
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"""
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import argparse
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import logging
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import random
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import time
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from typing import Optional
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import serial
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# Protocol constants
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STX = 0x02
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ETX = 0x03
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ACK = 0x06
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NAK = 0x15
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# Machine states
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STATE_IDLE = "OK "
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STATE_ERROR = "E"
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STATE_BAG_STOP = "BAG"
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STATE_RUNNING = "RUN"
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STATE_MESSAGE_PENDING = "PRN"
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class GlorySimulator:
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def __init__(self, logger: logging.Logger, port: str, baudrate: int = 9600):
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self.port = port
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self.baudrate = baudrate
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self.serial_conn: Optional[serial.Serial] = None
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# Device state
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self.motor_running = False
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self.display_locked = False
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self.keyboard_locked = False
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self.motor_has_run = False
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# Count mode: "$0" for dollars, "U0" for units
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self.count_mode = "$0"
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# Coin/currency counters
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self.partial_counts = {} # denomination -> count
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self.batch_counts = {}
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self.sub_counts = {}
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self.grand_counts = {}
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# ID numbers
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self.batch_id = ""
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self.sub_id = ""
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self.grand_id = ""
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# Bag stops
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self.bag_stops = {} # denomination -> stop value
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self.bag_stop_counts = {} # denomination -> number of stops
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# Station/denomination values (coin types)
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self.station_values = {
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1: 0.11,
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2: 0.10,
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3: 0.01,
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4: 0.05,
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5: 0.25,
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6: 1.00,
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7: 0.50,
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8: 0.08,
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9: 0.00,
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}
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# Error state
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self.error_code = None
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# Message buffer
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self.pending_message = None
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self.logger = logger
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def get_status(self) -> str:
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"""Get current machine status"""
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if self.pending_message:
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return STATE_MESSAGE_PENDING
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if self.error_code:
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return f"{STATE_ERROR}{self.error_code:02d}"
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if self.motor_running:
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return STATE_RUNNING
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# Check for bag stops
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for denom, stop_value in self.bag_stops.items():
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if denom in self.batch_counts:
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if self.batch_counts[denom] >= stop_value:
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return f"{STATE_BAG_STOP}{denom:03d}"
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# Keys locked/unlocked status
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if self.keyboard_locked:
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motor_flag = "1" if self.motor_has_run else "0"
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return f"OU{motor_flag}"
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else:
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motor_flag = "1" if self.motor_has_run else "0"
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return f"OK{motor_flag}"
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def handle_status_command(self, data: bytes) -> bytes:
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"""Handle SS - Status command"""
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status = self.get_status()
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response = f"ST{self.count_mode}{status}"
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self.logger.info(f"Status request - Response: {response}")
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return self.create_message(response)
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def handle_clear_command(self, data: bytes) -> bytes:
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"""Handle clear commands (CC, CB, CS, CG)"""
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cmd = data.decode("ascii", errors="ignore").strip()
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if cmd == "CB":
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# Clear batch
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self.batch_counts = {}
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self.batch_id = ""
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self.logger.info("Batch counts cleared")
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elif cmd == "CS":
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# Clear subtotal
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self.sub_counts = {}
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self.sub_id = ""
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self.logger.info("Subtotal counts cleared")
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elif cmd == "CG":
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# Clear grand total
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self.grand_counts = {}
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self.grand_id = ""
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self.logger.info("Grand total counts cleared")
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elif cmd.startswith("CC"):
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# Clear partial count
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denom_str = cmd[2:]
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if denom_str in self.partial_counts:
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del self.partial_counts[denom_str]
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self.logger.info(f"Partial count for {denom_str} cleared")
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status = self.get_status()
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response = f"ST{self.count_mode}{status}"
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return self.create_message(response)
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def handle_get_data_command(self, data: bytes) -> bytes:
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"""Handle get data commands (GD, GT, GS, GG, GI, GV)"""
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cmd = data.decode("ascii", errors="ignore").strip()
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if cmd == "GT":
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# Get batch total
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# If no counts, generate random simulation data
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# if not self.batch_counts and self.motor_has_run:
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if True:
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self._simulate_counting()
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total = sum(self.batch_counts.values())
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response = f"BT{total:08d}"
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self.logger.info(f"Get batch total: {total} coins")
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return self.create_message(response)
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elif cmd == "GS":
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# Get subtotal
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total = sum(self.sub_counts.values())
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response = f"BS{total:08d}"
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self.logger.info(f"Get subtotal: {total} coins")
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return self.create_message(response)
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elif cmd == "GG":
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# Get grand total
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total = sum(self.grand_counts.values())
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response = f"BG{total:08d}"
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self.logger.info(f"Get grand total: {total} coins")
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return self.create_message(response)
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elif cmd.startswith("GD"):
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# Get partial count data
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denom_str = cmd[2:]
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count = self.partial_counts.get(denom_str, 0)
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response = f"BD{count:08d}"
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self.logger.info(f"Get partial count for {denom_str}: {count} coins")
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return self.create_message(response)
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elif cmd.startswith("GT") and len(cmd) > 2:
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# Get batch counts of denomination
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denom_str = cmd[2:]
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count = self.batch_counts.get(denom_str, 0)
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response = f"BT{count:08d}"
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self.logger.info(f"Get batch count for {denom_str}: {count} coins")
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return self.create_message(response)
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elif cmd == "GI":
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# Get product totals (ID totals)
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response = ""
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# Return empty if no totals
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self.logger.info("Get product totals (empty)")
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return self.create_message(response)
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elif cmd == "GV":
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# Get station value table
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response = ""
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for station, value in sorted(self.station_values.items()):
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active = "i" if value == 0 else str(station)
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response += f"{active} {value:.2f} \r"
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self.logger.info("Get station values")
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return self.create_message(response)
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return self.create_message("")
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def handle_bag_stop_command(self, data: bytes) -> bytes:
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"""Handle SV - Set bag stop command"""
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cmd = data.decode("ascii", errors="ignore").strip()
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if len(cmd) >= 13 and cmd.startswith("SV"):
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denom_str = cmd[2:5]
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value_str = cmd[5:13]
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try:
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value = int(value_str)
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self.bag_stops[denom_str] = value
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self.logger.info(f"Bag stop set for {denom_str}: {value}")
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except ValueError:
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self.logger.error(f"Invalid bag stop value: {value_str}")
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status = self.get_status()
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response = f"ST{self.count_mode}{status}"
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return self.create_message(response)
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def handle_motor_command(self, data: bytes) -> bytes:
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"""Handle MG/MS - Motor control commands"""
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cmd = data.decode("ascii", errors="ignore").strip()
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if cmd == "MG":
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# Start motor
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self.motor_running = True
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self.motor_has_run = True
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self.logger.info("Motor started")
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# Simulate coin counting
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self._simulate_counting()
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elif cmd == "MS":
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# Stop motor
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self.motor_running = False
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self.logger.info("Motor stopped")
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status = self.get_status()
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response = f"ST{self.count_mode}{status}"
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return self.create_message(response)
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def handle_beep_command(self, data: bytes) -> bytes:
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"""Handle BB - Beep command"""
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self.logger.info("Beep!")
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status = self.get_status()
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response = f"ST{self.count_mode}{status}"
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return self.create_message(response)
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def handle_accept_command(self, data: bytes) -> bytes:
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"""Handle AB/AS/AG - Accept commands"""
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cmd = data.decode("ascii", errors="ignore").strip()
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if cmd == "AB" or cmd == "Ab":
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# Accept batch
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total = sum(self.batch_counts.values())
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response = f"BT{total:08d}"
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self.logger.info(f"Accept batch: {total}")
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self.pending_message = response
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return self.create_message(response)
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elif cmd == "AS" or cmd == "As":
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# Accept subtotal
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total = sum(self.sub_counts.values())
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response = f"BS{total:08d}"
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self.logger.info(f"Accept subtotal: {total}")
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self.pending_message = response
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return self.create_message(response)
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elif cmd == "AG" or cmd == "Ag":
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# Accept grand total
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total = sum(self.grand_counts.values())
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response = f"BG{total:08d}"
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self.logger.info(f"Accept grand total: {total}")
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self.pending_message = response
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return self.create_message(response)
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return self.create_message("")
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def handle_partial_count_command(self, data: bytes) -> bytes:
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"""Handle PC - Set partial count command"""
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cmd = data.decode("ascii", errors="ignore").strip()
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if len(cmd) >= 13 and cmd.startswith("PC"):
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denom_str = cmd[2:5]
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value_str = cmd[5:13]
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try:
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value = int(value_str)
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self.partial_counts[denom_str] = value
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self.logger.info(f"Partial count set for {denom_str}: {value}")
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except ValueError:
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self.logger.error(f"Invalid partial count value: {value_str}")
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status = self.get_status()
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response = f"ST{self.count_mode}{status}"
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return self.create_message(response)
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def handle_id_command(self, data: bytes) -> bytes:
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"""Handle ID/IS/IG - Set ID number commands"""
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cmd = data.decode("ascii", errors="ignore").strip()
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if cmd.startswith("ID"):
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self.batch_id = cmd[2:14] if len(cmd) >= 14 else cmd[2:]
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self.logger.info(f"Batch ID set: {self.batch_id}")
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elif cmd.startswith("IS"):
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self.sub_id = cmd[2:14] if len(cmd) >= 14 else cmd[2:]
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self.logger.info(f"Sub ID set: {self.sub_id}")
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elif cmd.startswith("IG"):
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self.grand_id = cmd[2:14] if len(cmd) >= 14 else cmd[2:]
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self.logger.info(f"Grand ID set: {self.grand_id}")
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status = self.get_status()
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response = f"ST{self.count_mode}{status}"
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return self.create_message(response)
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def _simulate_counting(self):
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"""Simulate coin counting when motor runs"""
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# Generate random counts for simulation
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# Standard denominations with realistic count distributions
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denominations = {
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"001": (20, 150), # Pennies - high count
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"005": (10, 100), # Nickels
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"010": (10, 80), # Dimes
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"025": (5, 60), # Quarters
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"050": (0, 20), # Half dollars - rare
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"100": (0, 10), # Dollar coins - rare
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}
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for denom, (min_count, max_count) in denominations.items():
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count = random.randint(min_count, max_count)
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if count > 0:
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# Update batch counts
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self.batch_counts[denom] = self.batch_counts.get(denom, 0) + count
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# Update partial counts
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self.partial_counts[denom] = self.partial_counts.get(denom, 0) + count
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# Update subtotal
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self.sub_counts[denom] = self.sub_counts.get(denom, 0) + count
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# Update grand total
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self.grand_counts[denom] = self.grand_counts.get(denom, 0) + count
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self.logger.info(f"Counted {count} coins of denomination {denom}")
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# Log total value counted
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total_value = sum(
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self.batch_counts.get(denom, 0) * int(denom)
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for denom in denominations.keys()
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)
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self.logger.info(f"Total value counted in this batch: ${total_value/100:.2f}")
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def create_message(self, data: str) -> bytes:
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"""Create a message with STX and ETX"""
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return bytes([STX]) + data.encode("ascii") + bytes([ETX])
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def parse_message(self, message: bytes) -> Optional[bytes]:
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"""Parse and validate a received message"""
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if len(message) < 3:
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self.logger.error("Message too short")
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return None
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if message[0] != STX:
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self.logger.error("Invalid STX")
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return None
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if message[-1] != ETX:
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self.logger.error("Invalid ETX")
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return None
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data = message[1:-1]
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return data
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def handle_command(self, data: bytes) -> Optional[bytes]:
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"""Route command to appropriate handler"""
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if len(data) < 2:
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return None
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try:
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cmd_str = data.decode("ascii", errors="ignore").strip()
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cmd = cmd_str[:2]
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self.logger.info(f"Received command: {cmd_str}")
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if cmd == "SS":
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return self.handle_status_command(data)
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elif cmd in ["CB", "CS", "CG"] or cmd_str.startswith("CC"):
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return self.handle_clear_command(data)
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elif cmd in ["GD", "GT", "GS", "GG", "GI", "GV"]:
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return self.handle_get_data_command(data)
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elif cmd == "SV":
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return self.handle_bag_stop_command(data)
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elif cmd in ["MG", "MS"]:
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return self.handle_motor_command(data)
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elif cmd == "BB":
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return self.handle_beep_command(data)
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elif cmd in ["AB", "AS", "AG"] or cmd_str[:2] in ["Ab", "As", "Ag"]:
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return self.handle_accept_command(data)
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elif cmd == "PC":
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return self.handle_partial_count_command(data)
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elif cmd in ["ID", "IS", "IG"]:
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return self.handle_id_command(data)
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else:
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self.logger.warning(f"Unknown command: {cmd}")
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return None
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except Exception as e:
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self.logger.error(f"Error handling command: {e}", exc_info=True)
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return None
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def run(self):
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"""Main simulator loop"""
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self.logger.info(
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f"Starting Glory MACH6 simulator on {self.port} at {self.baudrate} baud"
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)
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self.logger.info("Enhanced Serial Port Mode enabled")
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try:
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self.serial_conn = serial.Serial(
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port=self.port,
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baudrate=self.baudrate,
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bytesize=serial.EIGHTBITS,
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parity=serial.PARITY_NONE,
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stopbits=serial.STOPBITS_ONE,
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timeout=1,
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)
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self.logger.info("Serial port opened successfully")
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buffer = bytearray()
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while True:
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# Handle ACK/NAK for pending messages
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if self.pending_message:
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# Wait for ACK or NAK
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if self.serial_conn.in_waiting > 0:
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byte_data = self.serial_conn.read(1)
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if byte_data[0] == ACK:
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self.logger.info("Received ACK - clearing pending message")
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# Clear batch after ACK
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if "BT" in self.pending_message:
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self.batch_counts = {}
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self.pending_message = None
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elif byte_data[0] == NAK:
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self.logger.info("Received NAK - retransmitting")
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response = self.create_message(self.pending_message)
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self.serial_conn.write(response)
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time.sleep(0.01)
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continue
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if self.serial_conn.in_waiting > 0:
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data = self.serial_conn.read(self.serial_conn.in_waiting)
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buffer.extend(data)
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# Look for complete message (STX...ETX)
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if STX in buffer and ETX in buffer:
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stx_idx = buffer.index(STX)
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try:
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etx_idx = buffer.index(ETX, stx_idx)
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message = bytes(buffer[stx_idx : etx_idx + 1])
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buffer = buffer[etx_idx + 1 :]
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self.logger.debug(f"RX: {' '.join(f'{b:02X}' for b in message)}")
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# Parse and handle message
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parsed_data = self.parse_message(message)
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if parsed_data:
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response = self.handle_command(parsed_data)
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if response:
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self.logger.debug(f"TX: {' '.join(f'{b:02X}' for b in response)}")
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self.serial_conn.write(response)
|
||||
except ValueError:
|
||||
pass # ETX not found yet
|
||||
|
||||
time.sleep(0.01)
|
||||
|
||||
except KeyboardInterrupt:
|
||||
self.logger.info("Simulator stopped by user")
|
||||
except Exception as e:
|
||||
self.logger.error(f"Error: {e}", exc_info=True)
|
||||
finally:
|
||||
if self.serial_conn and self.serial_conn.is_open:
|
||||
self.serial_conn.close()
|
||||
self.logger.info("Serial port closed")
|
||||
|
||||
|
||||
def main():
|
||||
parser = argparse.ArgumentParser(description="Glory MACH6 Device Simulator")
|
||||
parser.add_argument(
|
||||
"--port",
|
||||
"-p",
|
||||
default="/dev/ttyUSB0",
|
||||
help="Serial port (default: /dev/ttyUSB0)",
|
||||
)
|
||||
parser.add_argument(
|
||||
"--baudrate", "-b", type=int, default=9600, help="Baud rate (default: 9600)"
|
||||
)
|
||||
|
||||
args = parser.parse_args()
|
||||
|
||||
simulator = GlorySimulator(args.port, args.baudrate)
|
||||
simulator.run()
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
689
source/pelican.py
Normal file
689
source/pelican.py
Normal file
@ -0,0 +1,689 @@
|
||||
#!/usr/bin/env python3
|
||||
"""
|
||||
Pelican Device Simulator
|
||||
Simulates a Pelican coin counting device for development/testing purposes.
|
||||
"""
|
||||
|
||||
import argparse
|
||||
import logging
|
||||
import random
|
||||
import time
|
||||
from typing import Optional
|
||||
|
||||
import serial
|
||||
|
||||
# Protocol constants
|
||||
STX = 0x02
|
||||
ETX = 0x03
|
||||
ACK = 0x06
|
||||
NACK = 0x15
|
||||
|
||||
# Commands
|
||||
CMD_CONSTRUCT_LINK = 0x01
|
||||
CMD_RESPONSE_CONSTRUCT_LINK = 0x02
|
||||
CMD_DESTRUCT_LINK = 0x03
|
||||
CMD_RESPONSE_DESTRUCT_LINK = 0x04
|
||||
CMD_GET_VALUE = 0x11
|
||||
CMD_VALUE_RETURNED = 0x12
|
||||
CMD_SET_VALUE = 0x21
|
||||
CMD_RESPONSE_SET_VALUE = 0x22
|
||||
CMD_GET_DISPLAY = 0x31
|
||||
CMD_RESPONSE_GET_DISPLAY = 0x32
|
||||
CMD_SET_DISPLAY = 0x33
|
||||
CMD_RESPONSE_SET_DISPLAY = 0x34
|
||||
CMD_LOCK_DISPLAY = 0x37
|
||||
CMD_RESPONSE_LOCK_DISPLAY = 0x38
|
||||
CMD_LOCK_KEYBOARD = 0x39
|
||||
CMD_RESPONSE_LOCK_KEYBOARD = 0x3A
|
||||
CMD_GET_STATUS = 0x33
|
||||
|
||||
# Password for construct link
|
||||
PASSWORD = "69390274"
|
||||
|
||||
|
||||
class PelicanSimulator:
|
||||
def __init__(self, logger: logging.Logger, port: str, baudrate: int = 9600):
|
||||
self.port = port
|
||||
self.baudrate = baudrate
|
||||
self.serial_conn: Optional[serial.Serial] = None
|
||||
self.link_established = False
|
||||
|
||||
# Device state
|
||||
self.display_line1 = " " * 20
|
||||
self.display_line2 = " " * 20
|
||||
self.display_locked = False
|
||||
self.keyboard_locked = False
|
||||
self.motor_running = False
|
||||
self.program_state = 0x00 # No coins expected
|
||||
|
||||
# Coin counters (20 coin types)
|
||||
self.current_count = [0] * 20
|
||||
self.total_count = [0] * 20
|
||||
self.rejected_count = 0
|
||||
|
||||
# Software version info
|
||||
self.sw_version = 0x01020304 # 1.2.3.4
|
||||
self.sw_code = 0x12345678
|
||||
self.host_version = 0x09033003 # From document name
|
||||
|
||||
# Coin denominations (in cents/hundredths) for 20 coin types
|
||||
# First 8 are the requested denominations: 0.01, 0.02, 0.05, 0.1, 0.2, 0.5, 1, 2
|
||||
self.denominations = [
|
||||
1, # 0.01
|
||||
2, # 0.02
|
||||
5, # 0.05
|
||||
10, # 0.10
|
||||
20, # 0.20
|
||||
50, # 0.50
|
||||
100, # 1.00
|
||||
200, # 2.00
|
||||
]
|
||||
|
||||
self.logger = logger
|
||||
|
||||
def calc_crc(self, data: bytes) -> int:
|
||||
"""Calculate CRC-16 using the algorithm from the spec"""
|
||||
crc = 0
|
||||
for byte in data:
|
||||
crc = crc ^ (byte << 8)
|
||||
for _ in range(8):
|
||||
if (crc & 0x8000) != 0:
|
||||
crc = (crc << 1) ^ 0x1021
|
||||
else:
|
||||
crc = crc << 1
|
||||
crc = crc & 0xFFFF
|
||||
return crc
|
||||
|
||||
def create_message(self, data: bytes) -> bytes:
|
||||
"""Create a message with STX, length, data, CRC, and ETX"""
|
||||
length = len(data)
|
||||
crc = self.calc_crc(data)
|
||||
crc_hi = (crc >> 8) & 0xFF
|
||||
crc_lo = crc & 0xFF
|
||||
|
||||
message = bytes([STX, length]) + data + bytes([crc_hi, crc_lo, ETX])
|
||||
return message
|
||||
|
||||
def parse_message(self, message: bytes) -> Optional[bytes]:
|
||||
"""Parse and validate a received message"""
|
||||
if len(message) < 5:
|
||||
self.logger.error("Message too short")
|
||||
return None
|
||||
|
||||
if message[0] != STX:
|
||||
self.logger.error("Invalid STX")
|
||||
return None
|
||||
|
||||
if message[-1] != ETX:
|
||||
self.logger.error("Invalid ETX")
|
||||
return None
|
||||
|
||||
length = message[1]
|
||||
data = message[2 : 2 + length]
|
||||
|
||||
if len(data) != length:
|
||||
self.logger.error("Length mismatch")
|
||||
return None
|
||||
|
||||
crc_received = (message[2 + length] << 8) | message[2 + length + 1]
|
||||
crc_calculated = self.calc_crc(data)
|
||||
|
||||
if crc_received != crc_calculated:
|
||||
self.logger.error(
|
||||
f"CRC mismatch: received {crc_received:04X}, calculated {crc_calculated:04X}"
|
||||
)
|
||||
return None
|
||||
|
||||
return data
|
||||
|
||||
def handle_construct_link(self, data: bytes) -> bytes:
|
||||
"""Handle construct link command (0x01)"""
|
||||
if len(data) < 9:
|
||||
return self.create_message(bytes([CMD_RESPONSE_CONSTRUCT_LINK, 0x01]))
|
||||
|
||||
password = data[1:9].decode("ascii", errors="ignore")
|
||||
|
||||
if password == PASSWORD:
|
||||
self.link_established = True
|
||||
self.logger.info("Link established successfully")
|
||||
return self.create_message(bytes([CMD_RESPONSE_CONSTRUCT_LINK, 0x00]))
|
||||
else:
|
||||
self.logger.warning(f"Invalid password: {password}")
|
||||
return self.create_message(bytes([CMD_RESPONSE_CONSTRUCT_LINK, 0x01]))
|
||||
|
||||
def handle_destruct_link(self, data: bytes) -> bytes:
|
||||
"""Handle destruct link command (0x03)"""
|
||||
if self.link_established:
|
||||
self.link_established = False
|
||||
self.logger.info("Link destructed")
|
||||
return self.create_message(bytes([CMD_RESPONSE_DESTRUCT_LINK, 0x00]))
|
||||
else:
|
||||
return self.create_message(bytes([CMD_RESPONSE_DESTRUCT_LINK, 0x01]))
|
||||
|
||||
def handle_get_value(self, data: bytes) -> bytes:
|
||||
"""Handle get value command (0x11)"""
|
||||
if not self.link_established:
|
||||
self.logger.warning("Get value request rejected - link not established")
|
||||
return self.create_message(bytes([CMD_VALUE_RETURNED, 0x01]))
|
||||
|
||||
if len(data) < 2:
|
||||
self.logger.error("Get value request missing variable number")
|
||||
return self.create_message(bytes([CMD_VALUE_RETURNED, 0x01]))
|
||||
|
||||
var_num = data[1]
|
||||
self.logger.info(f"Get value request for variable 0x{var_num:02X}")
|
||||
|
||||
# Variable 0x16 - Current counting result
|
||||
if var_num == 0x16:
|
||||
self.logger.info("Responding with current counting result")
|
||||
|
||||
# Generate random current counts for simulation
|
||||
random_counts = []
|
||||
for i in range(20):
|
||||
# Generate random counts, with higher probability for lower denominations
|
||||
if (
|
||||
i < 8
|
||||
): # Standard denominations (0.01, 0.02, 0.05, 0.1, 0.2, 0.5, 1, 2)
|
||||
max_count = max(
|
||||
1, 100 - i * 10
|
||||
) # Lower denominations have higher counts
|
||||
random_counts.append(random.randint(0, max_count))
|
||||
else: # Random denominations
|
||||
random_counts.append(random.randint(0, 20))
|
||||
|
||||
# Random rejected count
|
||||
random_rejected = random.randint(0, 10)
|
||||
|
||||
response = [CMD_VALUE_RETURNED, 0x00, 0x16]
|
||||
# Add 20 coins (4 bytes each)
|
||||
for count in random_counts:
|
||||
response.extend(
|
||||
[
|
||||
(count >> 24) & 0xFF,
|
||||
(count >> 16) & 0xFF,
|
||||
(count >> 8) & 0xFF,
|
||||
count & 0xFF,
|
||||
]
|
||||
)
|
||||
# Add rejected count
|
||||
response.extend(
|
||||
[
|
||||
(random_rejected >> 24) & 0xFF,
|
||||
(random_rejected >> 16) & 0xFF,
|
||||
(random_rejected >> 8) & 0xFF,
|
||||
random_rejected & 0xFF,
|
||||
]
|
||||
)
|
||||
|
||||
total_coins = sum(random_counts)
|
||||
|
||||
# Log detailed count information
|
||||
self.logger.info(
|
||||
f"Current count: {total_coins} total coins, {random_rejected} rejected"
|
||||
)
|
||||
|
||||
# Log counts for standard denominations
|
||||
standard_denoms = [
|
||||
"0.01",
|
||||
"0.02",
|
||||
"0.05",
|
||||
"0.10",
|
||||
"0.20",
|
||||
"0.50",
|
||||
"1.00",
|
||||
"2.00",
|
||||
]
|
||||
count_details = []
|
||||
for i in range(8):
|
||||
if random_counts[i] > 0:
|
||||
count_details.append(f"{standard_denoms[i]}: {random_counts[i]}")
|
||||
|
||||
if count_details:
|
||||
self.logger.info(f"Coin counts: {', '.join(count_details)}")
|
||||
|
||||
return self.create_message(bytes(response))
|
||||
|
||||
# Variable 0x1C - Total counting result
|
||||
elif var_num == 0x1C:
|
||||
self.logger.info("Responding with total counting result")
|
||||
response = [CMD_VALUE_RETURNED, 0x00, 0x1C]
|
||||
for count in self.total_count:
|
||||
response.extend(
|
||||
[
|
||||
(count >> 24) & 0xFF,
|
||||
(count >> 16) & 0xFF,
|
||||
(count >> 8) & 0xFF,
|
||||
count & 0xFF,
|
||||
]
|
||||
)
|
||||
total_coins = sum(self.total_count)
|
||||
self.logger.info(f"Total count: {total_coins} total coins since last reset")
|
||||
return self.create_message(bytes(response))
|
||||
|
||||
# Variable 0x31 - Software version
|
||||
elif var_num == 0x31:
|
||||
self.logger.info("Responding with software version information")
|
||||
response = [CMD_VALUE_RETURNED, 0x00, 0x31]
|
||||
# SW version
|
||||
response.extend(
|
||||
[
|
||||
(self.sw_version >> 24) & 0xFF,
|
||||
(self.sw_version >> 16) & 0xFF,
|
||||
(self.sw_version >> 8) & 0xFF,
|
||||
self.sw_version & 0xFF,
|
||||
]
|
||||
)
|
||||
# SW code
|
||||
response.extend(
|
||||
[
|
||||
(self.sw_code >> 24) & 0xFF,
|
||||
(self.sw_code >> 16) & 0xFF,
|
||||
(self.sw_code >> 8) & 0xFF,
|
||||
self.sw_code & 0xFF,
|
||||
]
|
||||
)
|
||||
# HOST version
|
||||
response.extend(
|
||||
[
|
||||
(self.host_version >> 24) & 0xFF,
|
||||
(self.host_version >> 16) & 0xFF,
|
||||
(self.host_version >> 8) & 0xFF,
|
||||
self.host_version & 0xFF,
|
||||
]
|
||||
)
|
||||
self.logger.info(
|
||||
f"SW Version: {self.sw_version:08X}, SW Code: {self.sw_code:08X}, Host Version: {self.host_version:08X}"
|
||||
)
|
||||
return self.create_message(bytes(response))
|
||||
|
||||
# Variable 0x33 - Machine status
|
||||
elif var_num == 0x33:
|
||||
self.logger.info("Responding with machine status")
|
||||
status_flags_1 = 0x00
|
||||
if self.motor_running:
|
||||
status_flags_1 |= 0x01
|
||||
|
||||
status_flags_2 = 0x00
|
||||
if self.display_locked:
|
||||
status_flags_2 |= 0x01
|
||||
if self.keyboard_locked:
|
||||
status_flags_2 |= 0x04
|
||||
|
||||
response = [
|
||||
CMD_VALUE_RETURNED,
|
||||
0x00,
|
||||
0x33,
|
||||
self.program_state,
|
||||
status_flags_1,
|
||||
status_flags_2,
|
||||
0x00, # flags 3
|
||||
0x00, # flags 4
|
||||
0x00, # flags 5
|
||||
0x00, # flags 6
|
||||
0x00, # flags 7
|
||||
0x00, # flags 8
|
||||
]
|
||||
|
||||
# Human readable status
|
||||
program_states = {
|
||||
0x00: "No coins expected",
|
||||
0x01: "Counting mode",
|
||||
0x02: "Tubing mode",
|
||||
0x20: "Memory",
|
||||
0x40: "Programming",
|
||||
0x80: "Setup",
|
||||
}
|
||||
state_desc = program_states.get(
|
||||
self.program_state, f"Unknown (0x{self.program_state:02X})"
|
||||
)
|
||||
|
||||
status_desc = []
|
||||
if self.motor_running:
|
||||
status_desc.append("motor running")
|
||||
if self.display_locked:
|
||||
status_desc.append("display locked")
|
||||
if self.keyboard_locked:
|
||||
status_desc.append("keyboard locked")
|
||||
|
||||
status_str = ", ".join(status_desc) if status_desc else "all unlocked"
|
||||
self.logger.info(f"Machine status: {state_desc}, {status_str}")
|
||||
return self.create_message(bytes(response))
|
||||
|
||||
# Variable 0x1F - Get denomination values
|
||||
elif var_num == 0x1F:
|
||||
self.logger.info("Responding with coin denomination values")
|
||||
response = [CMD_VALUE_RETURNED, 0x00, 0x1F]
|
||||
# Add denomination values for all 20 coin types (4 bytes each)
|
||||
for denomination in self.denominations:
|
||||
response.extend(
|
||||
[
|
||||
(denomination >> 24) & 0xFF,
|
||||
(denomination >> 16) & 0xFF,
|
||||
(denomination >> 8) & 0xFF,
|
||||
denomination & 0xFF,
|
||||
]
|
||||
)
|
||||
|
||||
# Format denominations for human-readable logging
|
||||
formatted_denoms = []
|
||||
for i, denom in enumerate(self.denominations):
|
||||
if denom >= 100:
|
||||
formatted_denoms.append(f"Coin{i+1}: {denom/100:.2f}")
|
||||
else:
|
||||
formatted_denoms.append(f"Coin{i+1}: 0.{denom:02d}")
|
||||
|
||||
self.logger.info(
|
||||
f"Denomination values (20 coins): {', '.join(formatted_denoms[:8])}"
|
||||
)
|
||||
if len(formatted_denoms) > 8:
|
||||
self.logger.info(
|
||||
f"Additional denominations: {', '.join(formatted_denoms[8:])}"
|
||||
)
|
||||
return self.create_message(bytes(response))
|
||||
|
||||
# Variable 0x22 - Coin exit counters (similar to 0x16 but for sorted coins)
|
||||
elif var_num == 0x22:
|
||||
self.logger.info("Responding with coin exit counters")
|
||||
|
||||
# Generate random exit counts for simulation
|
||||
exit_counts = []
|
||||
for i in range(20):
|
||||
if i < 8: # Standard denominations
|
||||
max_count = max(1, 100 - i * 10)
|
||||
exit_counts.append(random.randint(0, max_count))
|
||||
else:
|
||||
exit_counts.append(0) # No exits for unused channels
|
||||
|
||||
response = [CMD_VALUE_RETURNED, 0x00, 0x22]
|
||||
# Add 20 coin exit counters (4 bytes each)
|
||||
for count in exit_counts:
|
||||
response.extend(
|
||||
[
|
||||
(count >> 24) & 0xFF,
|
||||
(count >> 16) & 0xFF,
|
||||
(count >> 8) & 0xFF,
|
||||
count & 0xFF,
|
||||
]
|
||||
)
|
||||
|
||||
total_exits = sum(exit_counts)
|
||||
self.logger.info(f"Coin exit counters: {total_exits} total coins sorted")
|
||||
|
||||
# Log counts for standard denominations
|
||||
standard_denoms = [
|
||||
"0.01",
|
||||
"0.02",
|
||||
"0.05",
|
||||
"0.10",
|
||||
"0.20",
|
||||
"0.50",
|
||||
"1.00",
|
||||
"2.00",
|
||||
]
|
||||
exit_details = []
|
||||
for i in range(8):
|
||||
if exit_counts[i] > 0:
|
||||
exit_details.append(f"{standard_denoms[i]}: {exit_counts[i]}")
|
||||
|
||||
if exit_details:
|
||||
self.logger.info(f"Exit counts: {', '.join(exit_details)}")
|
||||
|
||||
return self.create_message(bytes(response))
|
||||
|
||||
# Variable 0x23 - Get transaction data
|
||||
elif var_num == 0x23:
|
||||
# Need transaction number (2 bytes) after variable number
|
||||
if len(data) < 4:
|
||||
self.logger.error(
|
||||
"Get transaction data request missing transaction number"
|
||||
)
|
||||
return self.create_message(bytes([CMD_VALUE_RETURNED, 0x01]))
|
||||
|
||||
transaction_num = (data[2] << 8) | data[3]
|
||||
self.logger.info(
|
||||
f"Responding with transaction data for transaction #{transaction_num}"
|
||||
)
|
||||
|
||||
# Generate simulated transaction data
|
||||
import time
|
||||
|
||||
current_time = time.localtime()
|
||||
|
||||
response = [CMD_VALUE_RETURNED, 0x00, 0x23]
|
||||
# Transaction number (2 bytes)
|
||||
response.extend([(transaction_num >> 8) & 0xFF, transaction_num & 0xFF])
|
||||
# Cashier number (2 bytes)
|
||||
cashier_num = random.randint(1, 99)
|
||||
response.extend([(cashier_num >> 8) & 0xFF, cashier_num & 0xFF])
|
||||
# Not used yet (1 byte)
|
||||
response.append(0x00)
|
||||
# Hour, Minute
|
||||
response.extend([current_time.tm_hour, current_time.tm_min])
|
||||
# Year (2-digit), Month, Day
|
||||
response.extend(
|
||||
[current_time.tm_year % 100, current_time.tm_mon, current_time.tm_mday]
|
||||
)
|
||||
|
||||
# Fee amount - currency 0 (4 bytes)
|
||||
fee_amount_0 = random.randint(0, 50000) # Up to 500.00
|
||||
response.extend(
|
||||
[
|
||||
(fee_amount_0 >> 24) & 0xFF,
|
||||
(fee_amount_0 >> 16) & 0xFF,
|
||||
(fee_amount_0 >> 8) & 0xFF,
|
||||
fee_amount_0 & 0xFF,
|
||||
]
|
||||
)
|
||||
|
||||
# Fee amount - currency 1 (4 bytes)
|
||||
response.extend([0x00, 0x00, 0x00, 0x00])
|
||||
|
||||
# Coin amount - currency 0 (4 bytes)
|
||||
coin_amount_0 = random.randint(10000, 500000) # 100.00 to 5000.00
|
||||
response.extend(
|
||||
[
|
||||
(coin_amount_0 >> 24) & 0xFF,
|
||||
(coin_amount_0 >> 16) & 0xFF,
|
||||
(coin_amount_0 >> 8) & 0xFF,
|
||||
coin_amount_0 & 0xFF,
|
||||
]
|
||||
)
|
||||
|
||||
# Coin amount - currency 1 (4 bytes)
|
||||
response.extend([0x00, 0x00, 0x00, 0x00])
|
||||
|
||||
# Note amount - currency 0 (4 bytes) / Account number high for CDS
|
||||
response.extend([0x00, 0x00, 0x00, 0x00])
|
||||
|
||||
# Note amount - currency 1 (4 bytes) / Account number low for CDS
|
||||
response.extend([0x00, 0x00, 0x00, 0x00])
|
||||
|
||||
self.logger.info(
|
||||
f"Transaction #{transaction_num}: Cashier {cashier_num}, "
|
||||
f"Date {current_time.tm_year}/{current_time.tm_mon}/{current_time.tm_mday} "
|
||||
f"{current_time.tm_hour:02d}:{current_time.tm_min:02d}, "
|
||||
f"Coin amount: ${coin_amount_0/100:.2f}, Fee: ${fee_amount_0/100:.2f}"
|
||||
)
|
||||
|
||||
return self.create_message(bytes(response))
|
||||
|
||||
else:
|
||||
self.logger.warning(f"Unknown variable number: 0x{var_num:02X}")
|
||||
return self.create_message(bytes([CMD_VALUE_RETURNED, 0x01]))
|
||||
|
||||
def handle_get_display(self, data: bytes) -> bytes:
|
||||
"""Handle get display command (0x31)"""
|
||||
if not self.link_established:
|
||||
return self.create_message(bytes([CMD_RESPONSE_GET_DISPLAY, 0x01]))
|
||||
|
||||
response = [CMD_RESPONSE_GET_DISPLAY, 0x00]
|
||||
response.extend([ord(c) for c in self.display_line1])
|
||||
response.extend([ord(c) for c in self.display_line2])
|
||||
|
||||
return self.create_message(bytes(response))
|
||||
|
||||
def handle_set_display(self, data: bytes) -> bytes:
|
||||
"""Handle set display command (0x33)"""
|
||||
if not self.link_established:
|
||||
return self.create_message(bytes([CMD_RESPONSE_SET_DISPLAY, 0x01, 0x00]))
|
||||
|
||||
if len(data) < 2:
|
||||
return self.create_message(bytes([CMD_RESPONSE_SET_DISPLAY, 0x01, 0x00]))
|
||||
|
||||
control = data[1]
|
||||
clear_first = (control & 0x80) != 0
|
||||
line = (control >> 5) & 0x03
|
||||
position = control & 0x1F
|
||||
|
||||
if clear_first:
|
||||
self.display_line1 = " " * 20
|
||||
self.display_line2 = " " * 20
|
||||
|
||||
text = data[2:].decode("ascii", errors="ignore")
|
||||
|
||||
if line == 0:
|
||||
new_line = list(self.display_line1)
|
||||
for i, c in enumerate(text):
|
||||
if position + i < 20:
|
||||
new_line[position + i] = c
|
||||
self.display_line1 = "".join(new_line)
|
||||
elif line == 1:
|
||||
new_line = list(self.display_line2)
|
||||
for i, c in enumerate(text):
|
||||
if position + i < 20:
|
||||
new_line[position + i] = c
|
||||
self.display_line2 = "".join(new_line)
|
||||
|
||||
self.logger.info(
|
||||
f"Display updated: L1='{self.display_line1}' L2='{self.display_line2}'"
|
||||
)
|
||||
|
||||
control_byte = 0x01 if self.display_locked else 0x00
|
||||
return self.create_message(
|
||||
bytes([CMD_RESPONSE_SET_DISPLAY, 0x00, control_byte])
|
||||
)
|
||||
|
||||
def handle_lock_display(self, data: bytes) -> bytes:
|
||||
"""Handle lock display command (0x37)"""
|
||||
if len(data) < 2:
|
||||
return self.create_message(bytes([CMD_RESPONSE_LOCK_DISPLAY, 0x01]))
|
||||
|
||||
self.display_locked = data[1] == 0x01
|
||||
self.logger.info(f"Display {'locked' if self.display_locked else 'unlocked'}")
|
||||
|
||||
return self.create_message(bytes([CMD_RESPONSE_LOCK_DISPLAY, 0x00]))
|
||||
|
||||
def handle_lock_keyboard(self, data: bytes) -> bytes:
|
||||
"""Handle lock keyboard command (0x39)"""
|
||||
if len(data) < 2:
|
||||
return self.create_message(bytes([CMD_RESPONSE_LOCK_KEYBOARD, 0x01]))
|
||||
|
||||
self.keyboard_locked = data[1] == 0x01
|
||||
self.logger.info(f"Keyboard {'locked' if self.keyboard_locked else 'unlocked'}")
|
||||
|
||||
return self.create_message(bytes([CMD_RESPONSE_LOCK_KEYBOARD, 0x00]))
|
||||
|
||||
def handle_command(self, data: bytes) -> Optional[bytes]:
|
||||
"""Route command to appropriate handler"""
|
||||
if len(data) == 0:
|
||||
return None
|
||||
|
||||
cmd = data[0]
|
||||
|
||||
self.logger.info(f"Received command: 0x{cmd:02X}")
|
||||
|
||||
if cmd == CMD_CONSTRUCT_LINK:
|
||||
return self.handle_construct_link(data)
|
||||
elif cmd == CMD_DESTRUCT_LINK:
|
||||
return self.handle_destruct_link(data)
|
||||
elif cmd == CMD_GET_VALUE:
|
||||
return self.handle_get_value(data)
|
||||
elif cmd == CMD_GET_DISPLAY:
|
||||
return self.handle_get_display(data)
|
||||
elif cmd == CMD_SET_DISPLAY:
|
||||
return self.handle_set_display(data)
|
||||
elif cmd == CMD_LOCK_DISPLAY:
|
||||
return self.handle_lock_display(data)
|
||||
elif cmd == CMD_LOCK_KEYBOARD:
|
||||
return self.handle_lock_keyboard(data)
|
||||
else:
|
||||
self.logger.warning(f"Unknown command: 0x{cmd:02X}")
|
||||
return None
|
||||
|
||||
def run(self):
|
||||
"""Main simulator loop"""
|
||||
self.logger.info(
|
||||
f"Starting Pelican simulator on {self.port} at {self.baudrate} baud"
|
||||
)
|
||||
|
||||
try:
|
||||
self.serial_conn = serial.Serial(
|
||||
port=self.port,
|
||||
baudrate=self.baudrate,
|
||||
bytesize=serial.EIGHTBITS,
|
||||
parity=serial.PARITY_NONE,
|
||||
stopbits=serial.STOPBITS_ONE,
|
||||
timeout=1,
|
||||
)
|
||||
|
||||
self.logger.info("Serial port opened successfully")
|
||||
|
||||
buffer = bytearray()
|
||||
|
||||
while True:
|
||||
if self.serial_conn.in_waiting > 0:
|
||||
data = self.serial_conn.read(self.serial_conn.in_waiting)
|
||||
buffer.extend(data)
|
||||
|
||||
# Look for complete message (STX...ETX)
|
||||
if STX in buffer and ETX in buffer:
|
||||
stx_idx = buffer.index(STX)
|
||||
try:
|
||||
etx_idx = buffer.index(ETX, stx_idx)
|
||||
message = bytes(buffer[stx_idx : etx_idx + 1])
|
||||
buffer = buffer[etx_idx + 1 :]
|
||||
|
||||
self.logger.debug(f"RX: {' '.join(f'{b:02X}' for b in message)}")
|
||||
|
||||
# Parse and handle message
|
||||
parsed_data = self.parse_message(message)
|
||||
if parsed_data:
|
||||
response = self.handle_command(parsed_data)
|
||||
if response:
|
||||
self.logger.debug(f"TX: {' '.join(f'{b:02X}' for b in response)}")
|
||||
self.serial_conn.write(response)
|
||||
except ValueError:
|
||||
pass # ETX not found yet
|
||||
|
||||
time.sleep(0.01)
|
||||
|
||||
except KeyboardInterrupt:
|
||||
self.logger.info("Simulator stopped by user")
|
||||
except Exception as e:
|
||||
self.logger.error(f"Error: {e}", exc_info=True)
|
||||
finally:
|
||||
if self.serial_conn and self.serial_conn.is_open:
|
||||
self.serial_conn.close()
|
||||
self.logger.info("Serial port closed")
|
||||
|
||||
|
||||
def main():
|
||||
parser = argparse.ArgumentParser(description="Pelican Device Simulator")
|
||||
parser.add_argument(
|
||||
"--port",
|
||||
"-p",
|
||||
default="/dev/ttyUSB0",
|
||||
help="Serial port (default: /dev/ttyUSB0)",
|
||||
)
|
||||
parser.add_argument(
|
||||
"--baudrate", "-b", type=int, default=9600, help="Baud rate (default: 9600)"
|
||||
)
|
||||
|
||||
args = parser.parse_args()
|
||||
|
||||
simulator = PelicanSimulator(args.port, args.baudrate)
|
||||
simulator.run()
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
Reference in New Issue
Block a user