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add board_button_read()

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This commit is contained in:
hathach
2019-04-01 18:31:20 +07:00
parent 2cc4ab2aef
commit 8457d0d14c
15 changed files with 59 additions and 53 deletions
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hw/bsp/metro_m4_express/board.mk
+2 -1
View File
@@ -21,7 +21,8 @@ SRC_C += \
hw/mcu/microchip/samd/asf4/samd51/hpl/gclk/hpl_gclk.c \
hw/mcu/microchip/samd/asf4/samd51/hpl/mclk/hpl_mclk.c \
hw/mcu/microchip/samd/asf4/samd51/hpl/osc32kctrl/hpl_osc32kctrl.c \
hw/mcu/microchip/samd/asf4/samd51/hpl/oscctrl/hpl_oscctrl.c
hw/mcu/microchip/samd/asf4/samd51/hpl/oscctrl/hpl_oscctrl.c \
hw/mcu/microchip/samd/asf4/samd51/hal/src/hal_atomic.c
INC += \
-I$(TOP)/hw/mcu/microchip/samd/asf4/samd51/ \
hw/bsp/metro_m4_express/board_metro_m4_express.c
+11 -1
View File
@@ -35,7 +35,8 @@
//--------------------------------------------------------------------+
// MACRO TYPEDEF CONSTANT ENUM DECLARATION
//--------------------------------------------------------------------+
#define LED_PIN 16
#define LED_PIN 16
#define BUTTON_PIN (32 + 17)
/* Referenced GCLKs, should be initialized firstly */
#define _GCLK_INIT_1ST 0xFFFFFFFF
@@ -61,6 +62,10 @@ void board_init(void)
gpio_set_pin_direction(LED_PIN, GPIO_DIRECTION_OUT);
gpio_set_pin_level(LED_PIN, 0);
// Button init
gpio_set_pin_direction(BUTTON_PIN, GPIO_DIRECTION_IN);
gpio_set_pin_pull_mode(BUTTON_PIN, GPIO_PULL_UP);
#if CFG_TUSB_OS == OPT_OS_NONE
// 1ms tick timer (samd SystemCoreClock may not correct)
SysTick_Config(CONF_CPU_FREQUENCY / 1000);
@@ -90,6 +95,11 @@ void board_led_control(bool state)
gpio_set_pin_level(LED_PIN, state);
}
uint32_t board_button_read(void)
{
// button is active low
return gpio_get_pin_level(BUTTON_PIN) ? 0 : 1;
}
/*------------------------------------------------------------------*/
/* TUSB HAL MILLISECOND