add flash-openocd target. correct ek-tm4c123 button state

2021-11-07 17:45:16 +07:00
parent 23e6e0ef33
commit 91646d039c
4 changed files with 33 additions and 28 deletions
@@ -3,9 +3,12 @@

 #define BOARD_UART            UART0
 #define BOARD_UART_PORT       GPIOA
+
 #define BOARD_BTN_PORT        GPIOF
 #define BOARD_BTN             4
 #define BOARD_BTN_Msk         (1u<<4)
+#define BUTTON_STATE_ACTIVE   0
+
 #define LED_PORT              GPIOF
 #define LED_PIN_RED           1
 #define LED_PIN_BLUE          2
@@ -125,7 +128,8 @@ void board_led_write(bool state)

 uint32_t board_button_read(void)
 {
-    return ReadGPIOPin(BOARD_BTN_PORT, BOARD_BTN_Msk);
+    uint32_t gpio_value = ReadGPIOPin(BOARD_BTN_PORT, BOARD_BTN_Msk);
+    return BUTTON_STATE_ACTIVE ? gpio_value : !gpio_value;
 }

 int board_uart_write(void const* buf, int len)