Initial version

ERMAX100_v1.0.py

@@ -0,0 +1,74 @@
+import argparse
+import serial,os
+
+parser = argparse.ArgumentParser(usage='ERMAX100.py <EPROM> <file> <port>', description='This script sends data to ERMAX100 EPROM Emulator over serial port, requires python 3.8 and pyserial "pip install pyserial"')
+
+parser.add_argument('eprom_arg', metavar='EPROM', type=str, nargs=1, help='Specify EPROM Type: 2716..27512')
+parser.add_argument('file_arg', metavar='file', type=str, nargs=1, help='Binary data file')
+parser.add_argument('port_arg', metavar='port', type=str, nargs=1, help='Serial port to use, eg COM1 in Windows or "/dev/ttyUSB0" in Linux')
+
+# ver 1.0 kris@mygeekyhobby.com
+
+args = parser.parse_args()
+
+try:
+	binary_data = open(args.file_arg[0], 'rb').read()
+except:
+	print("Failed to open the file")
+	exit()
+
+if args.eprom_arg[0] == "2716":
+	mem_type = b'\x01'
+	if len(binary_data) > 2048:
+		print("File size is {} is large for this type of memory".format(len(binary_data))) 
+		exit()
+elif args.eprom_arg[0] == "2732":
+	mem_type = b'\x02'
+	if len(binary_data) > 4096:
+		print("File size is {} is large for this type of memory".format(len(binary_data)))
+		exit()
+elif args.eprom_arg[0] == "2764":
+	mem_type = b'\x03'
+	if len(binary_data) > 8192:
+		print("File size is {} is large for this type of memory".format(len(binary_data)))
+		exit()
+elif args.eprom_arg[0] == "27128":
+	mem_type = b'\x04'
+	if len(binary_data) > 16384:
+		print("File size is {} is large for this type of memory".format(len(binary_data)))
+		exit()
+elif args.eprom_arg[0] == "27256":
+	mem_type = b'\x05'
+	if len(binary_data) > 32768:
+		print("File size is {} is large for this type of memory".format(len(binary_data)))
+		exit()
+elif args.eprom_arg[0] == "27512":
+	mem_type = b'\x06'
+	if len(binary_data) > 65536:
+		print("File size is {} is large for this type of memory".format(len(binary_data)))
+		exit()
+else:
+	print("Unsupported memory type: {}".format(args.eprom_arg[0]))
+	exit()
+
+try:
+        ser = serial.Serial(args.port_arg[0],57600)
+except:
+        print("Failed to open port, verify port name")
+        exit()
+
+print("Sending: {} bytes over serial port {}, emulating: {} EPROM".format(str(len(binary_data)),args.port_arg[0],args.eprom_arg[0]))
+
+sync_byte = b'\x55'
+is_one = b'\x01' 
+
+out_data = sync_byte + mem_type + is_one + binary_data
+
+try:
+	ser.write(out_data)
+	print("Sent: OK!")
+except:
+	Print("Failed to send")
+	
+ser.close()
+exit()