micropython/tests/pyb/can2.py

25 lines
628 B
Python

try:
from pyb import CAN
CAN(2)
except (ImportError, ValueError):
print('SKIP')
raise SystemExit
# Testing rtr messages
bus2 = CAN(2, CAN.LOOPBACK, extframe=True)
while bus2.any(0):
bus2.recv(0)
bus2.setfilter(0, CAN.LIST32, 0, (1, 2), rtr=(True, True))
bus2.setfilter(1, CAN.LIST32, 0, (3, 4), rtr=(True, False))
bus2.setfilter(2, CAN.MASK32, 0, (16, 16), rtr=(False,))
bus2.setfilter(2, CAN.MASK32, 0, (32, 32), rtr=(True,))
bus2.send('',1,rtr=True)
print(bus2.recv(0))
bus2.send('',2,rtr=True)
print(bus2.recv(0))
bus2.send('',3,rtr=True)
print(bus2.recv(0))
bus2.send('',4,rtr=True)
print(bus2.any(0))