USBH_Status USBH_InterruptSendData( USB_OTG_CORE_HANDLE *pdev,
uint8_t *buff,
uint8_t length,
uint8_t hc_num)
{
pdev->host.hc[hc_num].ep_is_in = 0;
pdev->host.hc[hc_num].xfer_buff = buff;
pdev->host.hc[hc_num].xfer_len = length;
if(pdev->host.hc[hc_num].toggle_in == 0)
{
pdev->host.hc[hc_num].data_pid = HC_PID_DATA0;
}
else
{
pdev->host.hc[hc_num].data_pid = HC_PID_DATA1;
}
pdev->host.hc[hc_num].toggle_in ^= 1;
HCD_SubmitRequest (pdev , hc_num);
return USBH_OK;
}
上面這個toggle_in應該是toggle_out吧，因為是Interrupt Send |
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