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neopixel: Be sure to set the line low on a failed write 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2019-07-13 00:00:57 -04:00
parent be2d0abbab
commit 0af5b9ff6d
1 changed files with 2 additions and 1 deletions
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3
src/neopixel.c
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@ -87,7 +87,8 @@ send_data(struct neopixel_s *n, uint32_t data)
return 0;
fail:
// A hardware irq messed up the transmission - report a failure
n->last_req_time = cur;
gpio_out_write(pin, 0);
n->last_req_time = timer_read_time();
return -1;
}