VGComBoard_3120_Demo/bsp/board_gpio.c

#include "gpio.h"
#include "board_gpio.h"

/**
******************************************************************************
** \brief  初始化外部GPIO引脚
**
** \return 无
******************************************************************************/
void board_GpioInit(void)
{
  stc_gpio_cfg_t GpioInitStruct;
  DDL_ZERO_STRUCT(GpioInitStruct);
  
  Sysctrl_SetPeripheralGate(SysctrlPeripheralGpio,TRUE);


    ///< 端口方向配置->输入
  GpioInitStruct.enDir = GpioDirOut;
  ///< 端口驱动能力配置->高驱动能力
  GpioInitStruct.enDrv = GpioDrvH;
  ///< 端口上下拉配置->上拉
  GpioInitStruct.enPu = GpioPuDisable;
  GpioInitStruct.enPd = GpioPdDisable;
  ///< 端口开漏输出配置->开漏输出关闭
  GpioInitStruct.enOD = GpioOdDisable;
  ///< 端口输入/输出值寄存器总线控制模式配置->AHB
  GpioInitStruct.enCtrlMode = GpioAHB;
  
  
  /****************************** LED指示灯***************************/
  
  GpioInitStruct.enDrv  = GpioDrvH;
  GpioInitStruct.enDir  = GpioDirOut;
  Gpio_Init(LED_TX_PORT, LED_TX_PIN, &GpioInitStruct);
  Gpio_Init(LED_RX_PORT, LED_RX_PIN, &GpioInitStruct);
  
  Gpio_WriteOutputIO(LED_TX_PORT, LED_TX_PIN, TRUE);     //输出高，熄灭LED
  Gpio_WriteOutputIO(LED_RX_PORT, LED_RX_PIN, TRUE);     //输出高，熄灭LED
  
  
  /******************************发射按键输入脚 *******************************/
  
  ///< 端口方向配置->输入
  GpioInitStruct.enDir = GpioDirIn;
  ///< 端口驱动能力配置->高驱动能力
  GpioInitStruct.enDrv = GpioDrvH;
  ///< 端口上下拉配置->上拉
  GpioInitStruct.enPu = GpioPuEnable;
  GpioInitStruct.enPd = GpioPdDisable;
  ///< 端口开漏输出配置->开漏输出关闭
  GpioInitStruct.enOD = GpioOdDisable;
  ///< 端口输入/输出值寄存器总线控制模式配置->AHB
  GpioInitStruct.enCtrlMode = GpioAHB;
  
    ///< KEY按键初始化
  Gpio_Init(GPIO_PORT_KEY, GPIO_PIN_KEY, &GpioInitStruct);
  
  
 /********************************* RF IRQ | RF RST  ******************************************/
  ///< 端口方向配置->输入
  GpioInitStruct.enDir = GpioDirIn;
  ///< 端口驱动能力配置->高驱动能力
  GpioInitStruct.enDrv = GpioDrvH;
  ///< 端口上下拉配置->上拉
  GpioInitStruct.enPu = GpioPuDisable;
  GpioInitStruct.enPd = GpioPdDisable;
  ///< 端口开漏输出配置->开漏输出关闭
  GpioInitStruct.enOD = GpioOdDisable;
  ///< 端口输入/输出值寄存器总线控制模式配置->AHB
  GpioInitStruct.enCtrlMode = GpioAHB;
  

  ///< GPIO IO  rf_irq 初始化
  Gpio_Init(RADIO_IRQ_PORT, RADIO_IRQ_PIN, &GpioInitStruct);
  
  ///< 打开并配置 rf_irq 为上升沿中断
  Gpio_EnableIrq(RADIO_IRQ_PORT, RADIO_IRQ_PIN, GpioIrqRising);
  
  ///< 使能端口系统中断
  EnableNvic(PORTA_IRQn, IrqLevel3, TRUE);
  
  
  ///< 端口方向配置->输出
  GpioInitStruct.enDir = GpioDirOut;
  
  ///< GPIO IO rf_reset初始化
  Gpio_Init(RADIO_RST_POT, RADIO_RST_PIN, &GpioInitStruct);
  
}


void App_LowPowerModeGpioSet(void)
{
    ///< 打开GPIO外设时钟门控
    Sysctrl_SetPeripheralGate(SysctrlPeripheralGpio, TRUE);

    //swd as gpio
    //Sysctrl_SetFunc(SysctrlSWDUseIOEn, TRUE);

    ///< 配置为数字端口
    M0P_GPIO->PAADS = 0;
    M0P_GPIO->PBADS = 0;
    M0P_GPIO->PCADS = 0;
    M0P_GPIO->PDADS = 0;

    ///< 配置为端口输入
    M0P_GPIO->PADIR = 0XFFFF;
    M0P_GPIO->PBDIR = 0XFFFF;
    M0P_GPIO->PCDIR = 0XFFFF;
    M0P_GPIO->PDDIR = 0XFFFF;

    ///< 输入下拉
    M0P_GPIO->PAPD = 0xFFFF;
    M0P_GPIO->PBPD = 0xFFFF;
    M0P_GPIO->PCPD = 0xFFFF;
    M0P_GPIO->PDPD = 0xFFFF;
}