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drivers/radio/nrf24l01: Properly handle timeout. #954

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Merged
merged 1 commit into from
Apr 10, 2025
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drivers/radio/nrf24l01: Properly handle timeout. #954

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7 changes: 7 additions & 0 deletions micropython/drivers/radio/nrf24l01/nrf24l01.py
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Original file line number Diff line number Diff line change
Expand Up @@ -220,6 +220,13 @@ def send(self, buf, timeout=500):
result = None
while result is None and utime.ticks_diff(utime.ticks_ms(), start) < timeout:
result = self.send_done() # 1 == success, 2 == fail

if result is None:
# timed out, cancel sending and power down the module
self.flush_tx()
self.reg_write(CONFIG, self.reg_read(CONFIG) & ~PWR_UP)
raise OSError("timed out")

if result == 2:
raise OSError("send failed")

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