28.5.5 FIFO Write Pointer

Name: FIFOWP
Offset: 0x4
Reset: 0x00

Bit 76543210 
    FIFOWP[4:0] 
Access R/WR/WR/WR/WR/W 
Reset 11111 

Bits 4:0 – FIFOWP[4:0] FIFO Write Pointer

This bit field contains the transaction complete FIFO write pointer, pointing to the last FIFO entry updated by hardware. This bit field value is updated by hardware when a USB transaction has been completed.

Writing any value to this bit field will reset both the FIFO Write Pointer and the FIFO Read Pointer (FIFOWP and FIFORP) registers.