Datasheet

Universal Serial Bus Module (USB)
Technical Data MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
156 Universal Serial Bus Module (USB) Freescale Semiconductor
9.8.14 USB Endpoint 2 Data Registers
UE2Rx7–UE2Rx0 — Endpoint 2 Receive Data Buffer
These read-only bits are serially loaded with OUT token data directed
at endpoint 2. The data is received over the USB’s D+ and D– pins.
UE2Tx7–UE2Tx0 — Endpoint 2 Transmit 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 2.
Address: $0030 UE2D0
Bit 7654321Bit 0
Read: UE2R07 UE2R06 UE2R05 UE2R04 UE2R03 UE2R02 UE2R01 UE2R00
Write: UE2T07 UE2T06 UE2T05 UE2T04 UE2T03 UE2T02 UE2T01 UE2T00
Reset: Unaffected by reset
↓↓
Address: $0037 UE2D7
Read: UE2R77 UE2R76 UE2R75 UE2R74 UE2R73 UE2R72 UE2R71 UE2R70
Write: UE2T77 UE2T76 UE2T75 UE2T74 UE2T73 UE2T72 UE2T71 UE2T70
Reset: Unaffected by reset
Figure 9-28. USB Endpoint 2 Data Registers (UE2D0–UE2D7)