39.2.1.19 usb_h_bulk_int_iso_xfer
Issue a bulk/interrupt/iso transfer on a pipe.
static int32_t usb_h_bulk_int_iso_xfer(
struct usb_h_pipe * pipe,
uint8_t * data,
uint32_t length,
bool auto_zlp
)
Parameters
- pipe
-
Type: struct usb_h_pipe *
The pipe
- data
-
Type: uint8_t *
Pointer to the data buffer
- length
-
Type: uint32_t
The data length
- auto_zlp
-
Type: bool
Auto append ZLP for OUT
Returns
Type: int32_t
Operation result status
- ERR_NOT_INITIALIZED
-
The pipe is not allocated
- ERR_BUSY
-
The pipe is busy transferring
- ERR_INVALID_ARG
-
Argument error
- ERR_UNSUPPORTED_OP
-
The pipe is control pipe
- ERR_NONE
-
The operation is done successfully