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Merge pull request #114 from adafruit/pin_reset

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Make sure all pins are in reset state on teardown
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Ha Thach 2020-03-12 11:41:06 +07:00 committed by GitHub
commit 8ccb638a84
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1 changed files with 9 additions and 0 deletions
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src/boards.c
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@ -115,6 +115,15 @@ void board_teardown(void)
// Stop LF clock // Stop LF clock
NRF_CLOCK->TASKS_LFCLKSTOP = 1UL; NRF_CLOCK->TASKS_LFCLKSTOP = 1UL;
// make sure all pins are back in reset state
for (int i = 0; i < 32; ++i)
{
NRF_P0->PIN_CNF[i] = 2;
#ifdef NRF_P1
NRF_P1->PIN_CNF[i] = 2;
#endif
}
} }
static uint32_t _systick_count = 0; static uint32_t _systick_count = 0;