#!/usr/bin/env python
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#!/usr/bin/env python
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#
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#
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# This script runs Z80 command 'daa' for all 256 values and flag combinations
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# This script runs Z80 command 'daa' for all 256 values and flag combinations
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# and prints out memory access log data. This data is used to feed the simulation
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# and prints out memory access log data. This data is used to feed the simulation
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# script and verify its algorithm correctness.
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# script and verify its algorithm correctness.
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# It needs:
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# It needs:
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# 1. Arduino Z80 dongle: http://www.baltazarstudios.com
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# 1. Arduino Z80 dongle: http://www.baltazarstudios.com
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# Needs pyserial from https://pypi.python.org/pypi/pyserial
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# Needs pyserial from https://pypi.python.org/pypi/pyserial
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#
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#
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import serial
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import serial
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import sys
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import sys
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ser = serial.Serial("\\.\COM9", 115200, timeout=1)
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ser = serial.Serial("\\.\COM9", 115200, timeout=1)
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# Flush the serial buffer, removes any command response
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# Flush the serial buffer, removes any command response
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def serialFlush(ser):
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def serialFlush(ser):
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while 1:
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while 1:
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indata = ser.readline().rstrip('\n')
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indata = ser.readline().rstrip('\n')
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if not indata:
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if not indata:
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break
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break
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try:
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try:
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serialFlush(ser)
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serialFlush(ser)
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# Stop after selected M1 cycle effectively running only that one sequence
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# Stop after selected M1 cycle effectively running only that one sequence
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ser.write("s 4 7\r")
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ser.write("s 4 7\r")
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ser.write("s 3 60\r")
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ser.write("s 3 60\r")
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serialFlush(ser)
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serialFlush(ser)
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# Loop for all 256 arguments
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# Loop for all 256 arguments
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for x in range(0, 256):
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for x in range(0, 256):
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#2: 0+10 0000 310000 ld sp, 0000h
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#2: 0+10 0000 310000 ld sp, 0000h
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#3: 10+10 0003 010000 ld bc, 0000h
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#3: 10+10 0003 010000 ld bc, 0000h
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#4: 20+11 0006 C5 push bc
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#4: 20+11 0006 C5 push bc
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#5: 31+10 0007 F1 pop af
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#5: 31+10 0007 F1 pop af
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#6: 41+4 0008 27 daa
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#6: 41+4 0008 27 daa
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#7: 45+11 0009 F5 push af
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#7: 45+11 0009 F5 push af
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#8: 56+4 000A 76 halt
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#8: 56+4 000A 76 halt
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ram = ':10000000' + '310000' + '01' + '13' + ("%0.2X" % x) + 'C5F127F5760000000000'
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ram = ':10000000' + '310000' + '01' + '13' + ("%0.2X" % x) + 'C5F127F5760000000000'
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ser.write(ram + '\r')
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ser.write(ram + '\r')
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indata = ser.readline().rstrip('\n')
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indata = ser.readline().rstrip('\n')
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ser.write('r\r')
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ser.write('r\r')
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sys.stderr.write (ram + '\n')
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sys.stderr.write (ram + '\n')
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# Skip initial response from Arduino, includes two empty cycles after the reset
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# Skip initial response from Arduino, includes two empty cycles after the reset
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for x in range(1,7):
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for x in range(1,7):
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indata = ser.readline()
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indata = ser.readline()
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while 1:
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while 1:
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indata = ser.readline()
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indata = ser.readline()
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if not indata:
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if not indata:
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break
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break
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if indata[0]!=':':
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if indata[0]!=':':
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if (("#017" in indata) or ("#020" in indata) or ("#053" in indata) or ("#056" in indata)):
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if ("#017" in indata) or ("#020" in indata) or ("#053" in indata) or ("#056" in indata):
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print (indata.rstrip('\r\n'))
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print (indata.rstrip('\r\n'))
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sys.stderr.write (indata)
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sys.stderr.write (indata)
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except KeyboardInterrupt:
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except KeyboardInterrupt:
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ser.close()
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ser.close()
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