diff options
| -rw-r--r-- | ports/nrf/boards/circuitplayground_bluefruit/mpconfigboard.h | 2 | ||||
| -rw-r--r-- | ports/nrf/common-hal/microcontroller/Pin.c | 24 |
2 files changed, 18 insertions, 8 deletions
diff --git a/ports/nrf/boards/circuitplayground_bluefruit/mpconfigboard.h b/ports/nrf/boards/circuitplayground_bluefruit/mpconfigboard.h index 66e06417a..4e37eae0a 100644 --- a/ports/nrf/boards/circuitplayground_bluefruit/mpconfigboard.h +++ b/ports/nrf/boards/circuitplayground_bluefruit/mpconfigboard.h @@ -69,3 +69,5 @@ #define DEFAULT_UART_BUS_RX (&pin_P0_30) #define DEFAULT_UART_BUS_TX (&pin_P0_14) + +#define SPEAKER_ENABLE_PIN (&pin_P1_04) diff --git a/ports/nrf/common-hal/microcontroller/Pin.c b/ports/nrf/common-hal/microcontroller/Pin.c index b2f065a08..ce55317e5 100644 --- a/ports/nrf/common-hal/microcontroller/Pin.c +++ b/ports/nrf/common-hal/microcontroller/Pin.c @@ -25,6 +25,7 @@ */ #include "shared-bindings/microcontroller/Pin.h" +#include "shared-bindings/digitalio/DigitalInOut.h" #include "nrf_gpio.h" #include "py/mphal.h" @@ -47,6 +48,19 @@ bool speaker_enable_in_use; STATIC uint32_t claimed_pins[GPIO_COUNT]; STATIC uint32_t never_reset_pins[GPIO_COUNT]; +STATIC void reset_speaker_enable_pin(void) { +#ifdef SPEAKER_ENABLE_PIN + speaker_enable_in_use = false; + nrf_gpio_cfg(SPEAKER_ENABLE_PIN->number, + NRF_GPIO_PIN_DIR_OUTPUT, + NRF_GPIO_PIN_INPUT_DISCONNECT, + NRF_GPIO_PIN_NOPULL, + NRF_GPIO_PIN_H0H1, + NRF_GPIO_PIN_NOSENSE); + nrf_gpio_pin_write(SPEAKER_ENABLE_PIN->number, false); +#endif +} + void reset_all_pins(void) { for (size_t i = 0; i < GPIO_COUNT; i++) { claimed_pins[i] = never_reset_pins[i]; @@ -68,10 +82,7 @@ void reset_all_pins(void) { #endif // After configuring SWD because it may be shared. - #ifdef SPEAKER_ENABLE_PIN - speaker_enable_in_use = false; - // TODO set pin to out and turn off. - #endif + reset_speaker_enable_pin(); } // Mark pin as free and return it to a quiescent state. @@ -104,10 +115,7 @@ void reset_pin_number(uint8_t pin_number) { #ifdef SPEAKER_ENABLE_PIN if (pin_number == SPEAKER_ENABLE_PIN->number) { - speaker_enable_in_use = false; - common_hal_digitalio_digitalinout_switch_to_output(SPEAKER_ENABLE_PIN, true, DRIVE_MODE_PUSH_PULL); - nrf_gpio_pin_dir_set(pin_number, NRF_GPIO_PIN_DIR_OUTPUT); - nrf_gpio_pin_write(pin_number, false); + reset_speaker_enable_pin(); } #endif } |