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1.2 KiB

#!/usr/bin/env python3
import serial
from sanelogging import log
import binascii
class Brainduino(object):
def __init__(self):
self.inbuffer = bytes()
def add_bytes(self,bytes):
self.inbuffer = self.inbuffer + bytes
if self.buffer_contains_line():
self.read_and_process_line_from_buffer()
def buffer_contains_line(self):
return self.inbuffer.find(b'\r') != -1
def process_line(self,line):
line = line.decode("UTF-8")
if len(line) != 16:
# this line is incomplete, skip
return
log.info("got line: " + line)
p = line.strip().split("\t")
print(binascii.unhexlify(p[0] + p[1]))
print(binascii.unhexlify(p[2] + p[3]))
def read_and_process_line_from_buffer(self):
i = self.inbuffer.find(b'\r')
if i < 1:
log.error("should not happen")
return
line = self.inbuffer[0:i+1]
self.inbuffer = self.inbuffer[i+1:]
self.process_line(line)
def main():
e = Brainduino()
with serial.Serial(
'/dev/tty.Alpheratz-SPPDev',
115200,
timeout=1
) as ser:
while True:
e.add_bytes(ser.read(16))
if __name__ == "__main__":
main()