Data Fields | |
| uint8_t | bmRequestType |
bitwise OR of a REQ_DIR_*, a REQ_TYPE_*, and a REQ_REC_* constant. See std.h. | |
| uint8_t | bRequest |
| Request code, interpretation depends on value of bmRequestType. | |
| uint16_t | wValue |
| Request value, interpretation is specific to bRequest's value. | |
| uint16_t | wIndex |
| Request index, interpretation is specific to bRequest's value. | |
| uint16_t | wLength |
| Data length of the request. | |
USB control endpoint setup packet