Added INPUT_PULLUP support and let analog write use full PWM range

2021-03-22 16:52:06 +00:00
parent f2a0e601b2
commit d0074840ab
7 changed files with 15 additions and 4 deletions
--- a/arduino/cores/esp32/wiring_digital.c
+++ b/arduino/cores/esp32/wiring_digital.c
@@ -33,6 +33,11 @@ void pinMode(uint32_t pin, uint32_t mode)
      gpio_set_direction((gpio_num_t)pin, GPIO_MODE_OUTPUT);
      gpio_set_pull_mode((gpio_num_t)pin, GPIO_FLOATING);
      break;
+
+    case INPUT_PULLUP:
+      gpio_set_direction((gpio_num_t)pin, GPIO_MODE_INPUT);
+      gpio_set_pull_mode((gpio_num_t)pin, GPIO_PULLUP_ONLY);
+      break;
  }

  PIN_FUNC_SELECT(GPIO_PIN_MUX_REG[pin], PIN_FUNC_GPIO);