GD32F207 相关驱动

2018-10-30 20:36

初始化用户Led设备

void EvbLedConfig(void)
{
GPIO_InitPara GPIO_InitStructure;
RCC_APB2PeriphClock_Enable(RCC_APB2PERIPH_GPIOD,ENABLE);

GPIO_InitStructure.GPIO_Pin = GPIO_PIN_11 | GPIO_PIN_12|GPIO_PIN_13;
GPIO_InitStructure.GPIO_Mode = GPIO_MODE_OUT_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_SPEED_50MHZ;
GPIO_Init(GPIOD,&GPIO_InitStructure);

GPIO_InitStructure.GPIO_Pin = GPIO_PIN_11 | GPIO_PIN_12 |GPIO_PIN_13;
GPIO_Init(GPIOD,&GPIO_InitStructure);
}

2018-10-30 20:37

控制Led的点亮和熄灭
void EvbLedControl(int index, int cmd)
{
switch (index)
{
      case LED1:
      {
         if (cmd == LED_ON)
         {
            GPIO_SetBits(GPIOD,GPIO_PIN_11);  /*点亮Led1灯*/
         }
         else
         {
            GPIO_ResetBits(GPIOD,GPIO_PIN_11);  /*熄灭Led1灯*/
         }
         break;
      }
      case LED2:
      {
         if (cmd == LED_ON)
         {
            GPIO_SetBits(GPIOD,GPIO_PIN_12);  /*点亮Led2灯*/
         }
         else
         {
            GPIO_ResetBits(GPIOD,GPIO_PIN_12);  /*熄灭Led2灯*/
         }
         break;
      }
      case LED3:
      {
         if (cmd == LED_ON)
         {
            GPIO_SetBits(GPIOD,GPIO_PIN_13);  /*点亮Led3灯*/
         }
         else
         {
            GPIO_ResetBits(GPIOD,GPIO_PIN_13);  /*熄灭Led3灯*/
         }
         break;
      }
      default:
      {
         if (cmd == LED_ON)
         {
            GPIO_SetBits(GPIOD,GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13); /*点亮所有的灯*/
         }
         else
         {
            GPIO_ResetBits(GPIOD,GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13); /*熄灭所有的灯*/
         }
         break;
      }
}
}

2018-10-30 20:38

事件触发LED翻转
void EvbLedToggle(int index)
{
BitState value;
switch (index)
{
      case LED1:
      {
         value =  (BitState)(1-GPIO_ReadOutputBit(GPIOD, GPIO_PIN_11));
         GPIO_WriteBit(GPIOD, GPIO_PIN_11, value);
         break;
      }
      case LED2:
      {
         value =  (BitState)(1-GPIO_ReadOutputBit(GPIOD, GPIO_PIN_12));
         GPIO_WriteBit(GPIOD, GPIO_PIN_12, value);
         break;
      }
      case LED3:
      {
         value =  (BitState)(1-GPIO_ReadOutputBit(GPIOD, GPIO_PIN_13));
         GPIO_WriteBit(GPIOD, GPIO_PIN_13, value);
         break;
      }
      default:
      {
         value =  (BitState)(1-GPIO_ReadOutputBit(GPIOD, GPIO_PIN_11));
         GPIO_WriteBit(GPIOD, GPIO_PIN_11, value);
         value =  (BitState)(1-GPIO_ReadOutputBit(GPIOD, GPIO_PIN_12));
         GPIO_WriteBit(GPIOD, GPIO_PIN_12, value);
         value =  (BitState)(1-GPIO_ReadOutputBit(GPIOD, GPIO_PIN_13));
         GPIO_WriteBit(GPIOD, GPIO_PIN_13, value);
         break;
      }
}
}

2018-10-30 20:39

蜂鸣器初始化
void EVB_BuzzerConfig(void)
{
GPIO_InitPara GPIO_InitStructure;

/* 使能GPIOB时钟 */
RCC_APB2PeriphClock_Enable(RCC_APB2PERIPH_GPIOD,ENABLE);

/* PD1用于控制蜂鸣器 */
GPIO_InitStructure.GPIO_Pin = GPIO_PIN_1;
GPIO_InitStructure.GPIO_Mode = GPIO_MODE_OUT_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_SPEED_50MHZ;
GPIO_Init(GPIOD,&GPIO_InitStructure);
}

2018-10-30 20:40

蜂鸣器的开关操作
void EVB_BuzzerControl(int value)
{
if (value)
{
GPIO_SetBits(GPIOD, GPIO_PIN_1);
}
else
{
GPIO_ResetBits(GPIOD, GPIO_PIN_1);
}
}

2018-10-30 20:41

// 中配配置
static void NVIC_Configuration(void)
{
NVIC_InitPara NVIC_InitStructure;

/* Enable the USARTx Interrupt */
NVIC_InitStructure.NVIC_IRQ = USART1_IRQn;
NVIC_InitStructure.NVIC_IRQPreemptPriority = 0;
NVIC_InitStructure.NVIC_IRQSubPriority = 0;
NVIC_InitStructure.NVIC_IRQEnable = ENABLE;
NVIC_Init(&NVIC_InitStructure);
}

2018-10-30 20:41

串口初始化

oid EvbUart1Config(void)
{
/* Configure the GPIO ports */
GPIO_InitPara  GPIO_InitStructure;
USART_InitPara  USART_InitStructure;
//NVIC_InitPara NVIC_InitStructure;

/* Enable GPIOA clock */
RCC_APB2PeriphClock_Enable( RCC_APB2PERIPH_GPIOB, ENABLE );
/* Enable USART1 APB clock */
RCC_APB2PeriphClock_Enable(RCC_APB2PERIPH_USART1, ENABLE );
RCC_APB2PeriphClock_Enable(RCC_APB2PERIPH_AF, ENABLE);
GPIO_InitStructure.GPIO_Pin    = GPIO_PIN_6 ;
GPIO_InitStructure.GPIO_Mode = GPIO_MODE_AF_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_SPEED_50MHZ;
GPIO_Init( GPIOB , &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin    = GPIO_PIN_7;
GPIO_InitStructure.GPIO_Mode = GPIO_MODE_IN_FLOATING;;
GPIO_Init( GPIOB , &GPIO_InitStructure);

GPIO_PinRemapConfig(GPIO_REMAP_USART1, ENABLE);

//USART_DeInit(USART1 );
USART_InitStructure.USART_BRR                = 115200;
USART_InitStructure.USART_WL                = USART_WL_8B;
USART_InitStructure.USART_STBits             = USART_STBITS_1;
USART_InitStructure.USART_Parity             = USART_PARITY_RESET;
USART_InitStructure.USART_HardwareFlowControl = USART_HARDWAREFLOWCONTROL_NONE;
USART_InitStructure.USART_RxorTx             = USART_RXORTX_RX | USART_RXORTX_TX;
USART_Init(USART1, &USART_InitStructure);

/* USART enable */
USART_Enable(USART1, ENABLE);
#if 0
/* Enable the USARTx Interrupt */
NVIC_InitStructure.NVIC_IRQ = USART1_IRQn;
NVIC_InitStructure.NVIC_IRQPreemptPriority = 0;
NVIC_InitStructure.NVIC_IRQSubPriority = 0;
NVIC_InitStructure.NVIC_IRQEnable = ENABLE;
NVIC_Init(&NVIC_InitStructure);

/* Enable the USART1 Receive interrupt */
USART_INT_Set(USART1, USART_INT_RBNE, ENABLE );
USART_INT_Set(USART1, USART_INT_IDLEF, ENABLE );
#endif
}

2018-10-30 20:42

向串口1发送一个字符
void EvbUart1WriteByte(char c)
{
USART_DataSend(USART1, c);
while (USART_GetBitState(USART1, USART_FLAG_TBE) == RESET)
;
}

2018-10-30 20:43

void EvbUart1WriteByte2(char c)
{
USART_DataSend(USART1, c);
}

2018-10-30 20:43

向串口1发送一个字符串

void EvbUart1WriteStr(const char* str)
{

while (*str)
{
      USART_DataSend(USART1, * str++);
      while (USART_GetBitState(USART1, USART_FLAG_TBE) == RESET)
         ;
}
}

2018-10-30 20:44

从串口1接收一个字符

void EvbUart1ReadByte(char* c)
{
while (USART_GetBitState(USART1, USART_FLAG_RBNE) == RESET)
;
*c = (USART_DataReceive(USART1));
}

2018-10-30 20:44

static char _buffer[256];
void EvbUart1Printf(char* fmt, ...)
{
int i;
va_list ap;
va_start(ap, fmt);
vsprintf(_buffer, fmt, ap);
va_end(ap);

for (i = 0; _buffer[i] != '\0'; i++)
{
EvbUart1WriteByte(_buffer[i]);
}
}

2018-10-30 20:44

void EvbUart1EnableRxInt(void)
{
/* Enable the USART1 Receive interrupt */
USART_INT_Set( USART1, USART_INT_RBNE, ENABLE );

}

void EvbUart1EnableTxInt(void)
{
/* Enable the USART1 Transmoit interrupt */
USART_INT_Set( USART1, USART_INT_TBE, ENABLE );
}

2018-10-30 20:47

ADC
void GPIO_Configuration(void)
{
GPIO_InitPara GPIO_InitStructure;

GPIO_InitStructure.GPIO_Pin = GPIO_PIN_9;
GPIO_InitStructure.GPIO_Mode = GPIO_MODE_AF_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_SPEED_50MHZ;
GPIO_Init( GPIOA , &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_PIN_10;
GPIO_InitStructure.GPIO_Mode = GPIO_MODE_IN_FLOATING;
GPIO_Init( GPIOA , &GPIO_InitStructure);
}

2018-10-30 20:48

Configure ADC Configuration.
void ADC_Configuration(void)
{
/* Config ADC1 --------------------------------------------------------------*/
ADC_InitStructure.ADC_Mode_Scan = DISABLE;
ADC_InitStructure.ADC_Mode_Continuous = DISABLE;
ADC_InitStructure.ADC_Trig_External = ADC_EXTERNAL_TRIGGER_MODE_NONE;
ADC_InitStructure.ADC_Data_Align = ADC_DATAALIGN_RIGHT;
ADC_InitStructure.ADC_Mode = ADC_MODE_INDEPENDENT;
ADC_InitStructure.ADC_Channel_Number = 1;
ADC_Init(ADC1,&ADC_InitStructure);

/* ADC1 regular channels configuration */
ADC_RegularChannel_Config(ADC1,ADC_CHANNEL_16, 1, ADC_SAMPLETIME_239POINT5);

ADC_ExternalTrigConv_Enable(ADC1,ENABLE);
ADC_TempSensorVrefint_Enable(ENABLE);

/* Enable ADC1 */
ADC_Enable(ADC1,ENABLE);
ADC_Calibration(ADC1);

/* Start ADC1 Software Conversion */
ADC_SoftwareStartConv_Enable(ADC1,ENABLE);
}

2018-10-30 20:48

Configure system clocks.
void RCC_Configuration(void)
{
/* ADCCLK = PCLK2/6 */
RCC_ADCCLKConfig(RCC_ADCCLK_APB2_DIV6);

/* Enable DMA1 and GPIOC clock */
RCC_APB2PeriphClock_Enable( RCC_APB2PERIPH_GPIOA|RCC_APB2PERIPH_AF , ENABLE);
/* Enable USART1 APB clock */
RCC_APB2PeriphClock_Enable( RCC_APB2PERIPH_USART1 , ENABLE );
/* Enable ADC1 clock */
RCC_APB2PeriphClock_Enable(RCC_APB2PERIPH_ADC1, ENABLE);
}

2018-10-30 20:49

void CAN_Config(void)
{
/* CAN register init */
CAN_DeInit(CANX);
CAN_StructInit(&CAN_InitStructure);

#if (1 == USE_CAN_NUM)
RCC_APB1PeriphClock_Enable(RCC_APB1PERIPH_CAN1, ENABLE);
#else /*__CAN2_USED__*/
RCC_APB1PeriphClock_Enable(RCC_APB1PERIPH_CAN1, ENABLE);
RCC_APB1PeriphClock_Enable(RCC_APB1PERIPH_CAN2, ENABLE);
#endif /* __CAN1_USED__ */

/* CAN cell init */
CAN_InitStructure.CAN_TTC = DISABLE;
CAN_InitStructure.CAN_ABOR = DISABLE;
CAN_InitStructure.CAN_AWK = DISABLE;
CAN_InitStructure.CAN_ARD = DISABLE;
CAN_InitStructure.CAN_RFOD = DISABLE;
CAN_InitStructure.CAN_TFO = DISABLE;
CAN_InitStructure.CAN_Mode = CAN_MODE_NORMAL;

/* CAN Baudrate = 1MBps*/
CAN_InitStructure.CAN_SJW = CAN_SJW_1TQ;
CAN_InitStructure.CAN_BS1 = CAN_BS1_2TQ;
CAN_InitStructure.CAN_BS2 = CAN_BS2_1TQ;
CAN_InitStructure.CAN_Prescaler = 15;
CAN_Init(CANX, &CAN_InitStructure);

/* CAN filter init */
#if (1 == USE_CAN_NUM)
CAN_FilterInitStructure.CAN_FilterNumber = 0;
#else /* USE_CAN2 */
CAN_FilterInitStructure.CAN_FilterNumber = 14;
#endif /* USE_CAN_NUM */
CAN_FilterInitStructure.CAN_FilterMode = CAN_FILTERMODE_MASK;
CAN_FilterInitStructure.CAN_FilterScale = CAN_FILTERSCALE_32BIT;
CAN_FilterInitStructure.CAN_FilterListHigh = 0x0000;
CAN_FilterInitStructure.CAN_FilterListLow = 0x0000;
CAN_FilterInitStructure.CAN_FilterMaskListHigh = 0x0000;
CAN_FilterInitStructure.CAN_FilterMaskListLow = 0x0000;
CAN_FilterInitStructure.CAN_FilterFIFOAssociation = CAN_FIFO0;
CAN_FilterInitStructure.CAN_FilterWork = ENABLE;
CAN_FilterInit(&CAN_FilterInitStructure);
}

2018-10-30 20:50

void NVIC_Config(void)
{
NVIC_InitPara NVIC_InitStructure;

NVIC_PRIGroup_Enable(NVIC_PRIGROUP_0);

#if (1 == USE_CAN_NUM)
NVIC_InitStructure.NVIC_IRQ = CAN1_RX0_IRQn;
#else  /*__CAN2_USED__*/
NVIC_InitStructure.NVIC_IRQ = CAN2_RX0_IRQn;
#endif /*__CAN1_USED__*/

NVIC_InitStructure.NVIC_IRQPreemptPriority = 0x0;
NVIC_InitStructure.NVIC_IRQSubPriority = 0x0;
NVIC_InitStructure.NVIC_IRQEnable = ENABLE;
NVIC_Init(&NVIC_InitStructure);
}

2018-10-30 20:50

void Init_RxMes(CanRxMessage *RxMessage)
{
uint8_t i = 0;

RxMessage->StdId = 0x00;
RxMessage->ExtId = 0x00;
RxMessage->FF = CAN_FF_STANDARD;
RxMessage->DLC = 0;
RxMessage->FI = 0;
for (i = 0;i < 8;i++)
{
RxMessage->Data[i] = 0x00;
}
}

2018-10-30 20:50

void GPIO_Config(void)
{
GPIO_InitPara  GPIO_InitStructure;

/* GPIO clock enable */
RCC_APB2PeriphClock_Enable(RCC_APB2PERIPH_AF |
                           RCC_APB2PERIPH_GPIOA|
                           RCC_APB2PERIPH_GPIOB|
                           RCC_APB2PERIPH_GPIOC, ENABLE);
GPIO_PinRemapConfig(GPIO_REMAPPING_CAN , ENABLE);
/* Configure USART1 TX pin */
GPIO_InitStructure.GPIO_Pin = GPIO_PIN_9;
GPIO_InitStructure.GPIO_Speed = GPIO_SPEED_50MHZ;
GPIO_InitStructure.GPIO_Mode = GPIO_MODE_AF_PP;
GPIO_Init(GPIOA, &GPIO_InitStructure);

/* Configure USART1 RX pin */
GPIO_InitStructure.GPIO_Pin = GPIO_PIN_10;
GPIO_InitStructure.GPIO_Mode = GPIO_MODE_IN_FLOATING;
GPIO_Init(GPIOA, &GPIO_InitStructure);

/* Configure User Key Button pin */
GPIO_InitStructure.GPIO_Pin = KEY_GPIO_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_MODE_IN_FLOATING;
GPIO_InitStructure.GPIO_Speed = GPIO_SPEED_50MHZ;
GPIO_Init(KEY_GPIO_PORT, &GPIO_InitStructure);

/* Configure CAN pin: RX */
GPIO_InitStructure.GPIO_Pin = GPIO_PIN_CAN_RX;
GPIO_InitStructure.GPIO_Mode = GPIO_MODE_IPU;
GPIO_Init(GPIO_CAN, &GPIO_InitStructure);

/* Configure CAN pin: TX */
GPIO_InitStructure.GPIO_Pin = GPIO_PIN_CAN_TX;
GPIO_InitStructure.GPIO_Mode = GPIO_MODE_AF_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_SPEED_50MHZ;
GPIO_Init(GPIO_CAN, &GPIO_InitStructure);
}

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GD32F207 相关驱动