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Fixes REPL not booting on heltec_esp32s3_wifi_lora_v3 #10410

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Merged
merged 1 commit into from
Jun 10, 2025
+4 −4
Merged

Fixes REPL not booting on heltec_esp32s3_wifi_lora_v3 #10410

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8 changes: 4 additions & 4 deletions ports/espressif/boards/heltec_esp32s3_wifi_lora_v3/board.c
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Original file line number Diff line number Diff line change
Expand Up @@ -34,10 +34,10 @@ uint8_t display_init_sequence[] = { // SSD1306
digitalio_digitalinout_obj_t display_on;

static void display_init(void) {
// Need to bring GPIO21 high or the screen doesn't get power
// Need to bring GPIO36 high or the screen doesn't get power
// & the board can't see the i2c bus at all.
common_hal_digitalio_digitalinout_construct(&display_on, &pin_GPIO21);
common_hal_digitalio_digitalinout_switch_to_output(&display_on, true, DRIVE_MODE_PUSH_PULL);
common_hal_digitalio_digitalinout_construct(&display_on, &pin_GPIO36);
common_hal_digitalio_digitalinout_switch_to_output(&display_on, false, DRIVE_MODE_PUSH_PULL);
common_hal_digitalio_digitalinout_never_reset(&display_on);

busio_i2c_obj_t *i2c = common_hal_board_create_i2c(0);
Expand All @@ -48,7 +48,7 @@ static void display_init(void) {
bus,
i2c,
0x3c,
NULL
&pin_GPIO21 // broken-out on V3
);

busdisplay_busdisplay_obj_t *display = &allocate_display()->display;
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