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ATCtelink.py
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ATCtelink.py
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#!/usr/bin/env python
### Test.py ###
### Autor: pvvx ###
### Edited: Aaron Christophel ATCnetz.de ###
import sys
import time
import serial.tools.list_ports
ports = serial.tools.list_ports.comports()
usedCom = ports[0].device # select the first available comport
usedBaud = 230400 # 921600
resetTime = 1
print('Using port: {}'.format(usedCom))
serialPort = serial.Serial(usedCom, usedBaud, serial.EIGHTBITS, serial.PARITY_NONE, serial.STOPBITS_ONE)
serialPort.timeout = 100 * 12 / usedBaud
def sws_code_blk(blk):
pkt = []
d = bytearray([0xd8, 0xdf, 0xdf, 0xdf, 0xdf])
for el in blk:
if (el & 0x80) != 0:
d[0] &= 0x1f
if (el & 0x40) != 0:
d[1] &= 0xf8
if (el & 0x20) != 0:
d[1] &= 0x1f
if (el & 0x10) != 0:
d[2] &= 0xf8
if (el & 0x08) != 0:
d[2] &= 0x1f
if (el & 0x04) != 0:
d[3] &= 0xf8
if (el & 0x02) != 0:
d[3] &= 0x1f
if (el & 0x01) != 0:
d[4] &= 0xf8
pkt += d
d = bytearray([0xdf, 0xdf, 0xdf, 0xdf, 0xdf])
return pkt
def sws_rd_addr(addr):
return sws_code_blk(bytearray([0x5a, 0x00, (addr >> 8) & 0xff, addr & 0xff, 0x80]))
def sws_code_end():
return sws_code_blk([0xff])
def sws_wr_addr(addr, data):
return sws_code_blk(bytearray([0x5a, 0x00, (addr >> 8) & 0xff, addr & 0xff, 0x00]) + bytearray(data)) + sws_code_blk([0xff])
def flash_send_cmds(data):
serialPort.write(sws_wr_addr(0x0d, bytearray([0x00]))) # cns low
for b in data:
serialPort.write(sws_wr_addr(0x0c, bytearray([b])))
serialPort.write(sws_wr_addr(0x0d, bytearray([0x01]))) # cns high
def flash_write_enable():
flash_send_cmds([0x06])
def flash_write_addr(addr, data):
flash_send_cmds(bytearray([0x02, (addr >> 16) & 0xffff, (addr >> 8) & 0xff, addr & 0xff]) + bytearray(data))
def flash_erase_sector(addr):
flash_send_cmds([0x20, (addr >> 16) & 0xffff, (addr >> 8) & 0xff, addr & 0xff])
def flash_erase_all():
flash_send_cmds([0x60])
serialPort.setDTR(True)
serialPort.setRTS(True)
time.sleep(1)
serialPort.setDTR(False)
serialPort.setRTS(False)
blk = sws_wr_addr(0x0602, bytearray([0x85])) # Stop CPU
t1 = time.time()
while time.time() - t1 < resetTime: # Sending Activate MSG
for i in range(5):
serialPort.write(blk)
serialPort.reset_input_buffer()
time.sleep(10 * 12 / usedBaud)
while len(serialPort.read(1000)):
continue
serialPort.write(sws_wr_addr(0x00b2, [55])) # Set SWS Speed
while len(serialPort.read(1000)):
continue
serialPort.write(sws_rd_addr(0x00b2))
while len(serialPort.read(1000)):
continue
serialPort.write([0xff])
read = serialPort.read(500)
serialPort.write(sws_code_end())
print(len(read) / 5)
print(read)
# to this point its just getting the connecting and testing it
# From here on the flashing starts
flash_write_enable()
# flash_erase_sector(0x000000)
flash_erase_all()
time.sleep(15)
bytes_ = open(sys.argv[1], 'rb').read()
i = len(bytes_)
curr_addr = 0
pkt_length = 0
while curr_addr < len(bytes_):
outbuffer = bytearray(0x100)
if i >= 0x100:
pkt_length = 0x100
else:
pkt_length = i
for x in range(pkt_length):
outbuffer[x] = bytes_[curr_addr + x]
flash_write_enable()
flash_write_addr(curr_addr, outbuffer)
print('now at: {} from: {}'.format(hex(curr_addr), hex(len(bytes_))))
curr_addr += pkt_length
i -= pkt_length
# serialPort.write(sws_wr_addr(0x0602, [0x88])) # Run CPU
serialPort.write(sws_wr_addr(0x006f, [0x22])) # Reset CPU
print('This took: {}'.format(str(time.time() - t1)))
serialPort.close()