Z8F4822AR020SG Datasheet, PDF (119/323 Pages) Zilog, Inc. – High Performance 8-Bit Microcontrollers

Z8 Encore! XP^® F64xx Series
Product Specification
99
Table 53. UART Transmit Data Register (UxTXD)
Bit
7
6
5
4
3
2
1
0
Field
TXD
RESET
X
R/W
W
Address
F40H and F48H
Bit
[7:0]
TXD
Description
Transmit Data
UART transmitter data byte to be shifted out through the TXDx pin.
UART Receive Data Register
Data bytes received through the RXDx pin are stored in the UART Receive Data Register,
shown in Table 54. The read-only UART Receive Data Register shares a Register File
address with the write-only UART Transmit Data Register.
Table 54. UART Receive Data Register (UxRXD)
Bit
7
6
5
4
3
2
1
0
Field
RXD
RESET
X
R/W
R
Address
F40H and F48H
Bit
[7:0]
RXD
Description
Receive Data
UART receiver data byte from the RXDx pin.
PS019924-0113
PRELIMINARY
UART Control Register Definitions