各位大神,我用的是
STM32F407,先用CUBMX生成了一个HID设备,然后改成自定义的设备,现在是接收数据正常,发送数据不正常,发送用的是这个函数USBD_LL_Transmit(pdev, 0x82, txbuff2, 8); 接收用的是这个函数USBD_LL_PrepareReceive(pdev,CUSTOM_HID_EPOUT_ADDR1,rxbuff2,8);
sta
tic uint8_t USBD_CUSTOM_HID_DataOut (USBD_HandleTypeDef *pdev,
uint8_t epnum)
{
uint8_t i;
USBD_CUSTOM_HID_HandleTypeDef *hhid = (USBD_CUSTOM_HID_HandleTypeDef*)pdev->pClassData;
if((rxbuff2[0]==0xfe)&&(rxbuff2[1]==0xa1))
{
for(i=0;i<8;i++)
{
rxbuff
=rxbuff2;
}
txbuff2[0]=0xfc;
txbuff2[1]=0xa1;
txbuff2[2]=0xff;
txbuff2[3]=0xff;
txbuff2[4]=0xff;
txbuff2[5]=0xff;
txbuff2[6]=0xff;
txbuff2[7]=0xff;
if (pdev->dev_state == USBD_STATE_CONFIGURED )
{
if(hhid->state == CUSTOM_HID_IDLE)
{
hhid->state = CUSTOM_HID_BUSY;
USBD_LL_Transmit(pdev, 0x82, txbuff2, 8);
}
}
HAL_GPIO_WritePin(GPIOF, GPIO_PIN_9, GPIO_PIN_RESET);
}
else if((rxbuff2[0]==0xfd)&&(rxbuff2[2]==0x00))
{
for(i=0;i<8;i++)
{
rxbuff[8+i]=rxbuff2;
}
txbuff2[0]=0xfb;
txbuff2[1]=0x00;
txbuff2[2]=0x01;
txbuff2[3]=0x00;
txbuff2[4]=0x01;
txbuff2[5]=0xff;
txbuff2[6]=0xff;
txbuff2[7]=0x17;
if (pdev->dev_state == USBD_STATE_CONFIGURED )
{
if(hhid->state == CUSTOM_HID_IDLE)
{
hhid->state = CUSTOM_HID_BUSY;
USBD_LL_Transmit(pdev, 0x82, txbuff2, 8);
}
}
HAL_GPIO_WritePin(GPIOF, GPIO_PIN_10, GPIO_PIN_RESET);
}
else if((rxbuff2[0]==0xfd)&&(rxbuff2[2]==0x01))
{
for(i=0;i<8;i++)
{
rxbuff[16+i]=rxbuff2;
}
txbuff2[0]=0xfb;
txbuff2[1]=0x00;
txbuff2[2]=0x02;
txbuff2[3]=0x00;
txbuff2[4]=0x00;
txbuff2[5]=0xff;
txbuff2[6]=0xff;
txbuff2[7]=0x17;
if (pdev->dev_state == USBD_STATE_CONFIGURED )
{
if(hhid->state == CUSTOM_HID_IDLE)
{
hhid->state = CUSTOM_HID_BUSY;
USBD_LL_Transmit(pdev, 0x82, txbuff2, 8);
}
}
HAL_GPIO_WritePin(GPIOF, GPIO_PIN_9, GPIO_PIN_SET);
}
else if((rxbuff2[0]==0xfd)&&(rxbuff2[2]==0x02))
{
for(i=0;i<8;i++)
{
rxbuff[24+i]=rxbuff2;
}
txbuff2[0]=0xfb;
txbuff2[1]=0x00;
txbuff2[2]=0x03;
txbuff2[3]=0x00;
txbuff2[4]=0x02;
txbuff2[5]=0xff;
txbuff2[6]=0xff;
txbuff2[7]=0x17;
if (pdev->dev_state == USBD_STATE_CONFIGURED )
{
if(hhid->state == CUSTOM_HID_IDLE)
{
hhid->state = CUSTOM_HID_BUSY;
USBD_LL_Transmit(pdev, 0x82, txbuff2, 8);
}
}
HAL_GPIO_WritePin(GPIOF, GPIO_PIN_10, GPIO_PIN_SET);
}
else if((rxbuff2[0]==0xfd)&&(rxbuff2[2]==0x03))
{
for(i=0;i<8;i++)
{
rxbuff[32+i]=rxbuff2;
}
txbuff2[0]=0xfb;
txbuff2[1]=0x00;
txbuff2[2]=0x04;
txbuff2[3]=0x09;
txbuff2[4]=0x0b;
txbuff2[5]=0x03;
txbuff2[6]=0x72;
txbuff2[7]=0x17;
if (pdev->dev_state == USBD_STATE_CONFIGURED )
{
if(hhid->state == CUSTOM_HID_IDLE)
{
hhid->state = CUSTOM_HID_BUSY;
USBD_LL_Transmit(pdev, 0x82, txbuff2, 8);
}
}
}
else if((rxbuff2[0]==0xfd)&&(rxbuff2[2]==0x04))
{
for(i=0;i<8;i++)
{
rxbuff[40+i]=rxbuff2;
}
txbuff2[0]=0xfb;
txbuff2[1]=0x00;
txbuff2[2]=0x05;
txbuff2[3]=0x00;
txbuff2[4]=0x64;
txbuff2[5]=0xff;
txbuff2[6]=0xff;
txbuff2[7]=0x17;
if (pdev->dev_state == USBD_STATE_CONFIGURED )
{
if(hhid->state == CUSTOM_HID_IDLE)
{
hhid->state = CUSTOM_HID_BUSY;
USBD_LL_Transmit(pdev, 0x82, txbuff2, 8);
}
}
}
else if((rxbuff2[0]==0xfd)&&(rxbuff2[2]==0x05))
{
for(i=0;i<8;i++)
{
rxbuff[48+i]=rxbuff2;
}
txbuff2[0]=0xfb;
txbuff2[1]=0x00;
txbuff2[2]=0x06;
txbuff2[3]=0x00;
txbuff2[4]=0x00;
txbuff2[5]=0xff;
txbuff2[6]=0xff;
txbuff2[7]=0x17;
if (pdev->dev_state == USBD_STATE_CONFIGURED )
{
if(hhid->state == CUSTOM_HID_IDLE)
{
hhid->state = CUSTOM_HID_BUSY;
USBD_LL_Transmit(pdev, 0x82, txbuff2, 8);
}
}
}
else if((rxbuff2[0]==0xfe)&&(rxbuff2[1]==0xa0))
{
txbuff2[0]=0xfc;
txbuff2[1]=0xa0;
txbuff2[2]=0xff;
txbuff2[3]=0xff;
txbuff2[4]=0xff;
txbuff2[5]=0xff;
txbuff2[6]=0xff;
txbuff2[7]=0xff;
if (pdev->dev_state == USBD_STATE_CONFIGURED )
{
if(hhid->state == CUSTOM_HID_IDLE)
{
hhid->state = CUSTOM_HID_BUSY;
USBD_LL_Transmit(pdev, 0x82, txbuff2, 8);
}
}
}
if (pdev->dev_state == USBD_STATE_CONFIGURED )
{
while(hhid->state != CUSTOM_HID_IDLE);
hhid->state = CUSTOM_HID_BUSY;
USBD_LL_PrepareReceive(pdev,CUSTOM_HID_EPOUT_ADDR1,rxbuff2,8);
}
// USBD_LL_PrepareReceive(pdev,CUSTOM_HID_EPOUT_ADDR1,rxbuff2,8);
// USBD_CUSTOM_HID_HandleTypeDef *hhid = (USBD_CUSTOM_HID_HandleTypeDef*)pdev->pClassData;
//
// ((USBD_CUSTOM_HID_ItfTypeDef *)pdev->pUserData)->OutEvent(hhid->Report_buf[0],
// hhid->Report_buf[1]);
//
// USBD_LL_PrepareReceive(pdev, CUSTOM_HID_EPOUT_ADDR , hhid->Report_buf,
// USBD_CUSTOMHID_OUTREPORT_BUF_SIZE);
return USBD_OK;
}
以上是处理过程
只发出一个?
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