diff --git a/components/esp32/include/rom/gpio.h b/components/esp32/include/rom/gpio.h index a6ca66f1d..b740a020b 100644 --- a/components/esp32/include/rom/gpio.h +++ b/components/esp32/include/rom/gpio.h @@ -38,7 +38,7 @@ extern "C" { #define GPIO_PIN_COUNT 40 #define GPIO_ID_PIN0 0 #define GPIO_ID_PIN(n) (GPIO_ID_PIN0+(n)) -#define GPIO_PIN_ADDR(i) (GPIO_PIN0 + i*4) +#define GPIO_PIN_ADDR(i) (GPIO_PIN0_REG + i*4) #define GPIO_ID_IS_PIN_REGISTER(reg_id) \ ((reg_id >= GPIO_ID_PIN0) && (reg_id <= GPIO_ID_PIN(GPIO_PIN_COUNT-1)))