51 lines
1.2 KiB
Python
51 lines
1.2 KiB
Python
#!/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()
|