/******************************************************************
*******????·???????????????????×???????????????????????************
*******????????????·??÷????????????????????????????????????********
*******???????????????¨?±?÷??????**********************************
*×÷????????
*?±????2013-07-09
*******************************************************************/
#include "USER_DIDO.h"
vu16 DO_State_RES = 0x0000; //????·????¨???ó???á?¨??extern???¨???????????ú??????
vu8 DI_State_RES = 0x00;
static void DO_GPIO_Config(void) //DO×??????ù?????????è?????????????????è????0
{
GPIO_InitTypeDef GPIO_InitStructure;
BSP_PeriphEn(BSP_PERIPH_ID_GPIOH); /* Configure GPIOG for LED1 and LED2 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7| GPIO_Pin_8| GPIO_Pin_9| GPIO_Pin_10| GPIO_Pin_11;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_Init(GPIOH, &GPIO_InitStructure);
BSP_PeriphEn(BSP_PERIPH_ID_GPIOE); /* Configure GPIOG for LED1 and LED2 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12 | GPIO_Pin_13| GPIO_Pin_14| GPIO_Pin_15;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_Init(GPIOE, &GPIO_InitStructure);
}
static void DO_TIM2_Config(void) //???±????
{
;
}
void DO_I(void)
{
DO_GPIO_Config();
}
static void DI_GPIO_Config(void) //?????????é???¨??
{
GPIO_InitTypeDef GPIO_InitStructure;
BSP_PeriphEn(BSP_PERIPH_ID_GPIOD); /* Configure GPIOG for LED1 and LED2 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12 | GPIO_Pin_13| GPIO_Pin_14| GPIO_Pin_15| GPIO_Pin_2| GPIO_Pin_4;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; //??????????±??????¨
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_Init(GPIOD, &GPIO_InitStructure);
BSP_PeriphEn(BSP_PERIPH_ID_GPIOG); /* Configure GPIOG for LED1 and LED2 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2 | GPIO_Pin_9| GPIO_Pin_13| GPIO_Pin_11;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_Init(GPIOG, &GPIO_InitStructure);
BSP_PeriphEn(BSP_PERIPH_ID_GPIOC); /* Configure GPIOG for LED1 and LED2 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_9;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_Init(GPIOC, &GPIO_InitStructure);
BSP_PeriphEn(BSP_PERIPH_ID_GPIOH); /* Configure GPIOG for LED1 and LED2 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_14;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_Init(GPIOH, &GPIO_InitStructure);
BSP_PeriphEn(BSP_PERIPH_ID_GPIOI); /* Configure GPIOG for LED1 and LED2 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_Init(GPIOI, &GPIO_InitStructure);
}
/*
static void DI_EXIT_Config(void)
{
EXTI_InitTypeDef EXTI_InitStructure; //?¨????????±???
RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);//????syscfg???±??
SYSCFG_EXTILineConfig(EXTI_PortSourceGPIOI,EXTI_PinSource0);//?¨??EXIT???¨??????,????°ó?¨ EXTI??????
EXTI_InitStructure.EXTI_Line = EXTI_Line0; //??????
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
EXTI_InitStructure.EXTI_LineCmd = ENABLE; //
EXTI_Init(&EXTI_InitStructure);
}
?????????±·?????
*/
void DI_Init(void)
{
DI_GPIO_Config();//??????gpio14×
//NVIC_Configuration();
DI_TIM2_Config();//????????Tim2?±?? 1s???????ó?á???????????????????¨????±?
BSP_IntVectSet(BSP_INT_ID_TIM2, TIM2_IQR_TEST); //??×????¨???????? BSP_IntHandlerUSART1
NVIC_Configuration();
BSP_IntPrioSet(BSP_INT_ID_TIM2,2);
BSP_IntEn(BSP_INT_ID_TIM2); //????????
}
static void DI_TIM2_Config(void)
{
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
//TIM_OCInitTypeDef TIM_OCInitStructure;
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
//TIM_DeInit(TIM2); //???????è??tim???±????
TIM_TimeBaseStructure.TIM_Period=1000-1; /* ×?????×°???????÷????????(??????) 1S??????*/
/* ???? TIM_Period???????ó?ú?ú?????ü???ò?????? */
TIM_TimeBaseStructure.TIM_Prescaler=0x0; /* ?±???¤·????? ???????±??????=APB1=42MHZ/(?±???¤·???+1) */
TIM_TimeBaseStructure.TIM_ClockDivision= 0x0; /* ???ù·??? */
TIM_TimeBaseStructure.TIM_CounterMode=TIM_CounterMode_Up; /* ?ò?????????? */
TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);
TIM_PrescalerConfig(TIM2,0xA40F,TIM_PSCReloadMode_Immediate);//?±??·?????????42000???????¨?±?÷?±????2s
TIM_ARRPreloadConfig(TIM2, DISABLE);//?????°×??????÷
TIM_ITConfig(TIM2,TIM_IT_Update,ENABLE);
TIM_Cmd(TIM2, ENABLE); //
}
/*******************************************************************************
* Function Name : NVIC_Configuration
* Description : Configuration the nested vectored interrupt controller.
* Input : None
* Output : None
* Return : None
* Attention : None
*******************************************************************************/
void NVIC_Configuration(void)
{
NVIC_InitTypeDef NVIC_InitStructure;
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0); //Tim2????????????????2??????8??8·?????????????
NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn; //?????¨??
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;//????????????2????????0??????
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;//?à??????????1???????ó????????
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
}
void TIM2_IQR_TEST(void)
{
BSP_LED_Toggle(3);
TIM_ClearITPendingBit(TIM2, TIM_FLAG_Update);
}
这部分是多路ad和da的数据采集初始化配置内容，希望对给位有用
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