M32C8A Datasheet, PDF(244/372 Page) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M32C/80 Series

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M32C8A Datasheet, PDF (244/372 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M32C/80 Series

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M32C/8A Group

Table 17.8

Register

UiC0

UiC1

UiBRG

IFSR

UiTB

UiRB

i = 0 to 4

Register Settings in I2C Mode (2)

Setting Value

Bit

Master

CLK1, CLK0

Select the count source of the UiBRG Disabled

register

CRS

Disabled because the CRD bit is set to 1

TXEPT

Transmit shift register empty flag

CRD, NCH

Set to 1

CKPOL

Set to 0

UFORM

Set to 1

TE

Set to 1 to enable transmit operation

TI

UiTB register empty flag

RE

Set to 1 to enable receive operation

RI

Receive operation complete flag

UiLCH, UiERE

Set to 0

7 to 0

Set baud rate

Disabled

IFSR7, IFSR6

Select the UARTi interrupt source

7 to 0

Set transmit data

7 to 0

Receive data can be read

8

ACK or NACK is received

ABT

Arbitration lost detect flag

Disabled

OER

Overrun error flag

17. Serial Interfaces

Slave

Rev.1.00 Jul 15, 2007 Page 227 of 352

REJ09B0385-0100

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