Datasheet

Universal Serial Bus Module (USB)
I/O Registers
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3 Technical Data
Freescale Semiconductor Universal Serial Bus Module (USB) 155
9.8.13 USB Endpoint 1 Data Registers
UE1Tx7–UE1Tx0 — Endpoint 1 Transmit or Receive Data Buffer
These write-only buffers are loaded by software with data to be sent
on the USB bus on the next IN token directed at endpoint 1.
Address: $0028 UE1D0
Bit 7654321Bit 0
Read:
Write: UE1T07 UE1T06 UE1T05 UE1T04 UE1T03 UE1T02 UE1T01 UE1T00
Reset: Unaffected by reset
↓↓
Address: $002F UE1D7
Read:
Write: UE1T77 UE1T76 UE1T75 UE1T74 UE1T73 UE1T72 UE1T71 UE1T70
Reset: Unaffected by reset
= Unimplemented
Figure 9-27. USB Endpoint 1 Data Registers (UE1D0–UE1D7)