7643 datasheet(182/424 Pages) RENESAS

182 / 424 page

Rev.2.00

Aug 28, 2006

page 61 of 202

7643 Group

REJ09B0133-0200

APPLICATION

2.4 UART

Fig. 2.4.25 Registers setting (1)

Transmitting side

UART mode register (Address : 3016)

UMOD

UART baud rate generator (Address : 3116)

UBRG

4D16

UART control register (Address : 3316)

0 0 1

UCON

UART status register (Address : 3216)

USTS

UART transmit/receive buffer register 1 (Address : 3416)

UTRB1

transmitting data set

Interrupt control register A (Address : 0516)

ICONA

Interrupt request register A (Address : 0216)

IREQA

UART clock :

φ/1

Character length : 8 bits

Parity checking disabled

Stop bit length : 1 stop bit

Transmit enabled

Receive disabled

UART address mode disabled

Transmit initializing

CTS function enabled

RTS function disabled

Transmit complete flag

Transmit buffer empty flag

USB function interrupt: enabled

DMAC0 interrupt: enabled

UART transmit interrupt: disabled

USB function interrupt request bit

DMAC0 interrupt request bit

UART transmit interrupt request bit

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