BOARD_InitPins();
BOARD_BootClockRUN(); //时钟
BOARD_InitDebugConsole(); //串口
INTMUX_Init(INTMUX0);
INTMUX_EnableInterrupt(INTMUX0, 0, PORTB_IRQn);
a= GPIO_ReadPinInput(GPIOB,17u);
/* Print a note to terminal. */
PRINTF(“\r\n GPIO Driver example\r\n”);
PRINTF(“\r\n Press %s to turn on/off a LED \r\n”, BOARD_SW_NAME);
PRINTF(“\r\n %d”,a);
/* Init input switch GPIO. */
PORT_SetPinInterruptConfig(BOARD_SW3_PORT, BOARD_SW3_GPIO_PIN, kPORT_InterruptFallingEdge);
EnableIRQ(BOARD_SW3_IRQ);
GPIO_PinInit(BOARD_SW3_GPIO, BOARD_SW3_GPIO_PIN, &sw3_config);
我修改成这样过后还是不行
中断我是这样写的
void BOARD_SW3_IRQ_HANDLER(void){
GPIO_ClearPinsInterruptFlags(BOARD_SW3_GPIO, 1U << BOARD_SW3_GPIO_PIN);
PRINTF(“\r\n gdd\r\n”);
/* Change state of button. */
g_ButtonPress = true;
}
led灯 不亮，没有进到中断