W83637HF Winbond Electronics Corp America, W83637HF Datasheet - Page 89

• Manufacturer Part Number: W83637HF
• Description: Description = LPC I/o Plus H/w Monitor, Smart Fan Control, Smart Card (PC/SC) Reader, Memory Stick Reader I/F, Sd/mmc Card Reader I/f ;; Package = QFP 128
• Manufacturer: Winbond Electronics Corp America

Receiver Buffer Register (RBR at base address + 0 when BDLAB = 0, read only)
This register is the access port for receiver FIFO. It is active when Smart Card interface is in input
mode with SCIODIR (bit 1 of ECR at base address + 7) set to "1". The depth of receiver FIFO is 16
bytes.
Bit 7 ~ bit 0: Access port for receiver FIFO.
Receiver Buffer Register (RBR at base address + 0 when BDLAB = 0, read only)
This register is the access port for transmitter FIFO. It is active when Smart Card interface is in output
mode with SCIODIR (bit 1 of ECR at base address + 7) set to "0". The depth of transmitter FIFO is 16
bytes.
Bit 7 ~ bit 0: Access port for receiver FIFO.
7
7
6
6
5
5
4
4
3 2
3 2
1
1
- 84 -
0
0
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Publication Release Date: June 25, 2003
W83637HF
Revision 1.3