M16C6K9 Datasheet, PDF(183/292 Page) Renesas Technology Corp – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

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M16C6K9 Datasheet, PDF (183/292 Pages) Renesas Technology Corp – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

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M16C/6K9 Group

MULTI-MASTER I2C-BUS Interface

I 2C clock control register

b7 b6 b5 b4 b3 b2 b1 b0

Symbol

S2i(i=0,1,2)

Address

032416,033416,031416

When reset

000000002

Bit Symbol

Bit name

CCR0

SCL frequency control bits

Function

Refer to table.GC-2

RW

CCR1

CCR2

CCR3

CCR4

FAST

MODE

ACK BIT

SCL mode specification bit

ACK bit

ACK

ACK clock bit

0 : Standard clock mode

1 : High-speed clock mode

0 : ACK is returned

1 : ACK is not returned

0 : No ACK clock

1 : ACK clock

Fig.GC-5 I2C clock register

Rev.1.00 Jun 06, 2003 page 183 of 290

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