Mercurial > ~darius > hgwebdir.cgi > epro

comparison epro.py @ 4:787d9c8fdec6

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Add working example when run as an exe
author Daniel O'Connor <darius@dons.net.au>
date Sun, 19 Nov 2017 18:08:13 +1030
parents 6d0fe22566ab
children 982eeffe9d95
comparison
equal deleted inserted replaced
3:6d0fe22566ab 4:787d9c8fdec6
1 #!/usr/bin/env python 1 #!/usr/bin/env python
2
3 import serial
4 import sys
2 5
3 # View facing ePro from the back 6 # View facing ePro from the back
4 # +---+ 7 # +---+
5 # +-| |-| 8 # +-| |-|
6 # | | 9 # | |
214 def __init__(self): 217 def __init__(self):
215 self.state = 0 218 self.state = 0
216 self.packets = [] 219 self.packets = []
217 220
218 def process(self, dat): 221 def process(self, dat):
222 added = False
219 for d in dat: 223 for d in dat:
220 d = ord(d) 224 d = ord(d)
221 if d == 0xff and self.state != 4: 225 if d == 0xff and self.state != 4:
222 print "Packet corruption" 226 print "Packet corruption"
223 continue 227 continue
256 260
257 p = self.PKT_TYPES[self.msgtype](self.dstadr, self.srcadr, self.devid, self.msgtype, self.data) 261 p = self.PKT_TYPES[self.msgtype](self.dstadr, self.srcadr, self.devid, self.msgtype, self.data)
258 else: 262 else:
259 p = Packet(self.dstadr, self.srcadr, self.devid, self.msgtype, self.data) 263 p = Packet(self.dstadr, self.srcadr, self.devid, self.msgtype, self.data)
260 264
261 print p
262 self.packets.append(p) 265 self.packets.append(p)
266 added = True
267 return added
268
269 def main():
270 if len(sys.argv) != 2:
271 print 'Bad usage'
272 exit(1)
273
274 s = serial.Serial(sys.argv[1], 2400, parity='E')
275 s.timeout = 0.2
276
277 p = Processor()
278 while True:
279 res = p.process(s.read(1024))
280 while len(p.packets) > 0:
281 print(p.packets.pop(0))
263 282
264 if __name__ == '__main__': 283 if __name__ == '__main__':
265 main() 284 main()