From 96323ac3ac2e93b87834b368726f49b8b2796049 Mon Sep 17 00:00:00 2001 From: Anson He Date: Sun, 27 Sep 2020 10:21:25 +0800 Subject: [PATCH] Default power on Wio Terminal's 40 Pin --- .../boards/seeeduino_wio_terminal/board.c | 23 +++++++++++++++++++ .../seeeduino_wio_terminal/mpconfigboard.h | 4 ++++ 2 files changed, 27 insertions(+) diff --git a/ports/atmel-samd/boards/seeeduino_wio_terminal/board.c b/ports/atmel-samd/boards/seeeduino_wio_terminal/board.c index b7fc736eb0..f6b1e0dd15 100644 --- a/ports/atmel-samd/boards/seeeduino_wio_terminal/board.c +++ b/ports/atmel-samd/boards/seeeduino_wio_terminal/board.c @@ -31,8 +31,12 @@ #include "shared-bindings/displayio/FourWire.h" #include "shared-module/displayio/__init__.h" #include "shared-module/displayio/mipi_constants.h" +#include "shared-bindings/digitalio/DigitalInOut.h" displayio_fourwire_obj_t board_display_obj; +digitalio_digitalinout_obj_t CTR_5V; +digitalio_digitalinout_obj_t CTR_3V3; +digitalio_digitalinout_obj_t USB_HOST_ENABLE; uint8_t display_init_sequence[] = { 0x01, 0x80, 0x80, // Software reset then delay 0x80 (128ms) @@ -106,6 +110,25 @@ void board_init(void) { true, // auto_refresh 60, // native_frames_per_second true); // backlight_on_high + + // Enabling the Power of the 40-pin at the back + CTR_5V.base.type = &digitalio_digitalinout_type; + CTR_3V3.base.type = &digitalio_digitalinout_type; + USB_HOST_ENABLE.base.type = &digitalio_digitalinout_type; + + common_hal_digitalio_digitalinout_construct(&CTR_5V, PIN_CTR_5V); + common_hal_digitalio_digitalinout_construct(&CTR_3V3, PIN_CTR_3V3); + common_hal_digitalio_digitalinout_construct(&USB_HOST_ENABLE, PIN_USB_HOST_ENABLE); + + common_hal_digitalio_digitalinout_set_value(&CTR_5V, true); + common_hal_digitalio_digitalinout_set_value(&CTR_3V3, false); + common_hal_digitalio_digitalinout_set_value(&USB_HOST_ENABLE, false); + + // Never reset + common_hal_digitalio_digitalinout_never_reset(&CTR_5V); + common_hal_digitalio_digitalinout_never_reset(&CTR_3V3); + common_hal_digitalio_digitalinout_never_reset(&USB_HOST_ENABLE); + } bool board_requests_safe_mode(void) { diff --git a/ports/atmel-samd/boards/seeeduino_wio_terminal/mpconfigboard.h b/ports/atmel-samd/boards/seeeduino_wio_terminal/mpconfigboard.h index f7d0448df9..c87ca46d81 100644 --- a/ports/atmel-samd/boards/seeeduino_wio_terminal/mpconfigboard.h +++ b/ports/atmel-samd/boards/seeeduino_wio_terminal/mpconfigboard.h @@ -27,6 +27,10 @@ #define DEFAULT_UART_BUS_RX (&pin_PB27) #define DEFAULT_UART_BUS_TX (&pin_PB26) +#define PIN_CTR_5V (&pin_PC14) +#define PIN_CTR_3V3 (&pin_PC15) +#define PIN_USB_HOST_ENABLE (&pin_PA27) + // USB is always used internally so skip the pin objects for it. #define IGNORE_PIN_PA24 1 #define IGNORE_PIN_PA25 1