From 1292c35d59aaedaddf9b7b3df5640f1473a8826b Mon Sep 17 00:00:00 2001 From: Mark Omo Date: Fri, 5 Feb 2021 11:09:40 -0700 Subject: [PATCH] Add SMPS mode pin to Raspi Pico pins.c Add SMPS mode pin to Raspi Pico pins.c; see section "4.3. Using the ADC" of the Pico datasheet for discussion. Driving this pin high forces the onboard regulator into a lower noise PWM mode. --- ports/raspberrypi/boards/raspberry_pi_pico/pins.c | 1 + 1 file changed, 1 insertion(+) diff --git a/ports/raspberrypi/boards/raspberry_pi_pico/pins.c b/ports/raspberrypi/boards/raspberry_pi_pico/pins.c index 913676ad26..f76fdc6938 100644 --- a/ports/raspberrypi/boards/raspberry_pi_pico/pins.c +++ b/ports/raspberrypi/boards/raspberry_pi_pico/pins.c @@ -24,6 +24,7 @@ STATIC const mp_rom_map_elem_t board_global_dict_table[] = { { MP_ROM_QSTR(MP_QSTR_GP20), MP_ROM_PTR(&pin_GPIO20) }, { MP_ROM_QSTR(MP_QSTR_GP21), MP_ROM_PTR(&pin_GPIO21) }, { MP_ROM_QSTR(MP_QSTR_GP22), MP_ROM_PTR(&pin_GPIO22) }, + { MP_ROM_QSTR(MP_QSTR_SMPS_MODE), MP_ROM_PTR(&pin_GPIO23) }, { MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_GPIO25) }, { MP_ROM_QSTR(MP_QSTR_GP25), MP_ROM_PTR(&pin_GPIO25) }, { MP_ROM_QSTR(MP_QSTR_GP26_A0), MP_ROM_PTR(&pin_GPIO26) },