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drivers/nrf24l01: Make nRF24L01 test script more portable.

This commit is contained in:
Damien George 2017-10-03 19:59:28 +11:00
parent 1394258f37
commit 54acd0b0f0
1 changed files with 20 additions and 13 deletions
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33
drivers/nrf24l01/nrf24l01test.py
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@ -1,8 +1,8 @@
"""Test for nrf24l01 module.""" """Test for nrf24l01 module."""
import struct import struct
import pyb import utime
from pyb import Pin, SPI from machine import Pin, SPI
from nrf24l01 import NRF24L01 from nrf24l01 import NRF24L01
pipes = (b'\xf0\xf0\xf0\xf0\xe1', b'\xf0\xf0\xf0\xf0\xd2') pipes = (b'\xf0\xf0\xf0\xf0\xe1', b'\xf0\xf0\xf0\xf0\xd2')
@ -24,7 +24,7 @@ def master():
while num_successes < num_needed and num_failures < num_needed: while num_successes < num_needed and num_failures < num_needed:
# stop listening and send packet # stop listening and send packet
nrf.stop_listening() nrf.stop_listening()
millis = pyb.millis() millis = utime.ticks_ms()
led_state = max(1, (led_state << 1) & 0x0f) led_state = max(1, (led_state << 1) & 0x0f)
print('sending:', millis, led_state) print('sending:', millis, led_state)
try: try:
@ -36,10 +36,10 @@ def master():
nrf.start_listening() nrf.start_listening()
# wait for response, with 250ms timeout # wait for response, with 250ms timeout
start_time = pyb.millis() start_time = utime.ticks_ms()
timeout = False timeout = False
while not nrf.any() and not timeout: while not nrf.any() and not timeout:
if pyb.elapsed_millis(start_time) > 250: if utime.ticks_diff(utime.ticks_ms(), start_time) > 250:
timeout = True timeout = True
if timeout: if timeout:
@ -51,11 +51,11 @@ def master():
got_millis, = struct.unpack('i', nrf.recv()) got_millis, = struct.unpack('i', nrf.recv())
# print response and round-trip delay # print response and round-trip delay
print('got response:', got_millis, '(delay', pyb.millis() - got_millis, 'ms)') print('got response:', got_millis, '(delay', utime.ticks_diff(utime.ticks_ms(), got_millis), 'ms)')
num_successes += 1 num_successes += 1
# delay then loop # delay then loop
pyb.delay(250) utime.sleep_ms(250)
print('master finished sending; successes=%d, failures=%d' % (num_successes, num_failures)) print('master finished sending; successes=%d, failures=%d' % (num_successes, num_failures))
@ -69,18 +69,19 @@ def slave():
print('NRF24L01 slave mode, waiting for packets... (ctrl-C to stop)') print('NRF24L01 slave mode, waiting for packets... (ctrl-C to stop)')
while True: while True:
pyb.wfi() machine.idle()
if nrf.any(): if nrf.any():
while nrf.any(): while nrf.any():
buf = nrf.recv() buf = nrf.recv()
millis, led_state = struct.unpack('ii', buf) millis, led_state = struct.unpack('ii', buf)
print('received:', millis, led_state) print('received:', millis, led_state)
for i in range(4): for led in leds:
if led_state & (1 << i): if led_state & 1:
pyb.LED(i + 1).on() led.on()
else: else:
pyb.LED(i + 1).off() led.off()
pyb.delay(15) led_state >>= 1
utime.sleep_ms(15)
nrf.stop_listening() nrf.stop_listening()
try: try:
@ -90,6 +91,12 @@ def slave():
print('sent response') print('sent response')
nrf.start_listening() nrf.start_listening()
try:
import pyb
leds = [pyb.LED(i + 1) for i in range(4)]
except:
leds = []
print('NRF24L01 test module loaded') print('NRF24L01 test module loaded')
print('NRF24L01 pinout for test:') print('NRF24L01 pinout for test:')
print(' CE on Y4') print(' CE on Y4')