Z8F640x/Z8F480x/Z8F320x/Z8F240x/Z8F160x
Z8 Encore!®
86
3. Enable the Baud Rate Generator timer function and associated interrupt by setting the
BIRQbit in the UARTx Control 1 register to 1.
UART Control Register Definitions
The UART control registers support both the UARTs and the associated Infrared Encoder/
Decoders. For more information on the infrared operation, refer to the Infrared Encoder/
Decoder chapter on page 95.
UARTx Transmit Data Register
Data bytes written to the UARTx Transmit Data register (Table 50) are shifted out on the
TXDx pin. The Write-only UARTx Transmit Data register shares a Register File address
with the Read-only UARTx Receive Data register.
Table 50. UARTx Transmit Data Register (UxTXD)
BITS
FIELD
RESET
R/W
7
6
5
4
3
2
1
0
TXD
X
X
X
X
X
X
X
X
W
W
W
W
W
W
W
W
F40H and F48H
ADDR
TXD—Transmit Data
UART transmitter data byte to be shifted out through the TXDx pin.
PS017610-0404
UART
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