RL78G13 datasheet(22/46 Pages) RENESAS

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RL78/G13

Serial Array Unit (UART Communication)

R01AN0459EJ0200

Rev. 2.00

Page 22 of 43

2014.03.24

Symbol: SCR00

TXE

RXE

DAP

CKP

EOC

PTC

001

PTC

000

DIR

SLC

001

SLC

000

DLS

001

DLS

000

Bits 15 and 14

TXE00 RXE00

Channel 0 operation mode setting

Communication prohibited

Reception Only

Transmission only

Both transmission and reception

Bit 10

EOC00

Error interrupt signal (INTSREx (x = 0, 1)) mask availability selection

Error interrupt INTSREx is masked

Generation of error interrupt INTSREx is enabled

Bits 9 and 8

PTC001 PTC000

Parity bit setting in UART mode

Transmission

Reception

No parity bit is output

Data is received without parity

0 parity is output

No parity check is made

Even parity is output

Check is made for even parity

Odd parity is output

Check is made for odd parity

Bit 7

DIR00

Selection of data transfer order in CSI and UART modes

Input and output in MSB first

Input and output in LSB first

Bits 5 and 4

SLC001 SLC000

Stop bit setting in UART mode

No stop bit

Stop bit length = 1 bit

Stop bit length = 2 bits

Setting prohibited

Caution: For details on the register setup procedures, refer to RL78/G13 User's Manual: Hardware.

 Serial communication operation setting register 00 (SCR00)

Data length setting, data transfer order, error interrupt signal mask availability, and operation mode

Transmission channel communication operation setting

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