4.4.7.2.4 USB_TransferReadStart()
RETURN_CODE_t USB_TransferReadStart (USB_PIPE_t pipe, uint8_t * dataPtr, uint16_t dataSize, bool useZLP, USB_TRANSFER_END_CALLBACK_t callback)
Sets up the pipe for the read transfers.
Sets up the pipe for the write transfers and checks to see if it is busy. If it is not busy, then the routine resets the pipe, setting it up for read transfer, then starts the transfer.
| pipe |
- A combination of endpoint address and direction |
| *dataPtr |
- The pointer to the data to read |
| dataSize |
- The size of the data to read |
| useZLP |
- Enable zero-length package at the end of transfer |
| callback |
- A combination of pipe, status and transferred bytes |
SUCCESS or an Error code according to RETURN_CODE_t |