mirror of
https://github.com/RevCurtisP/C02.git
synced 2024-11-24 15:31:17 +00:00
54 lines
1.6 KiB
Python
54 lines
1.6 KiB
Python
#Binary to ASCII
|
|
#Converts DASM -F1 file to Apple 1 Monitor format
|
|
|
|
#DASM -F1 File two byte load address in LSB, MSB order
|
|
#followed by binary object coda
|
|
|
|
#Apple 1 Monitor Format
|
|
#ADDR: BYTE BYTE BYTE...
|
|
#0300: 00 01 02 03 04 05 06 07
|
|
#0308: 08 09 0A 0B 0C 0D 0E 0F
|
|
|
|
import os
|
|
import sys
|
|
|
|
def getArgs():
|
|
argCount = len(sys.argv)
|
|
if argCount != 2:
|
|
print("Usage:", sys.argv[0], "objfile")
|
|
exit(2)
|
|
return sys.argv[1]
|
|
|
|
def splitFileSpec(filePath):
|
|
fileDir, fileSpec = os.path.split(filePath)
|
|
fileName, fileExt = os.path.splitext(fileSpec)
|
|
if fileExt == '': fileExt = '.obj'
|
|
return fileDir, fileName, fileExt
|
|
|
|
def readPrgFile(fileSpec):
|
|
with open(fileSpec, "rb") as prgFile:
|
|
prgAddr = prgFile.read(2)
|
|
prgData = prgFile.read()
|
|
address = prgAddr[0] + prgAddr[1] * 256
|
|
return address, prgData
|
|
|
|
def writeAscFile(dir, name, addr, data):
|
|
ascName = os.path.join(dir, name + ".asc")
|
|
line = "";
|
|
with open(ascName, "w") as ascFile:
|
|
for i in range(len(data)):
|
|
if i & 7 == 0:
|
|
if len(line): ascFile.write(line + '\n')
|
|
line = "{:04X}:".format(addr + i)
|
|
line = line + " {:02X}".format(data[i])
|
|
ascFile.write(line + '\n')
|
|
return ascName
|
|
|
|
objFile = getArgs()
|
|
fileDir, fileName, fileExt = splitFileSpec(objFile)
|
|
inName = os.path.join(fileDir, fileName + fileExt)
|
|
print("Reading file", inName)
|
|
inAddr, inData = readPrgFile(inName)
|
|
outName = writeAscFile(fileDir, fileName, inAddr, inData)
|
|
print ("Wrote file", outName)
|