CHAPTER 10 SERIAL INTERFACE FUNCTION
User’s Manual U15195EJ5V0UD
410
(8) Transmit buffer register 0 (TXB0)
TXB0 is an 8-bit buffer for transmit data. A transmit operation is started by writing transmit data to TXB0.
(9) Addition of transmission control parity
A transmit operation is controlled by adding a start bit, parity bit, or stop bit to the data that is written to the
TXB0 register, according to the contents that were set in the ASIM0 register.
Figure 10-2. Asynchronous Serial Interface 0 Block Diagram
Parity
Framing
Overrun
Internal bus
Asynchronous serial interface
mode register 0 (ASIM0)
Receive buffer
register 0 (RXB0)
Receive
shift register
Reception control
parity check
Transmit buffer
register 0 (TXB0)
Transmit
shift register
Addition of transmission
control parity
BRG0
INTSER0
INTSR0
INTST0
RXD0
TXD0
Remark
For the configuration of baud rate generator 0, see
Figure 10-13
.
Содержание PD703114
Страница 2: ...2 User s Manual U15195EJ5V0UD MEMO ...