OPTION_REG datasheet(164/222 Pages) MICROCHIP

Il numero della parte	OPTION_REG

Spiegazioni elettronici	Digitally Enhanced Power Analog Controller with Integrated Synchronous Driver

PDF	222 Pages

Scroll/Zoom	100%

Produttore elettronici	MICROCHIP [Microchip Technology]

Homepage	http://www.microchip.com

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164 / 222 page

FIGURE 27-14:

I2C SLAVE, 10-BIT ADDRESS, TRANSMISSION (SEN = 0, AHEN = 0, DHEN = 0)

Receiving Address

ACK

Receiving Second Address Byte

Receive First Address Byte

ACK

Transmitting Data Byte

A9 A8

A7 A6 A5 A4 A3 A2 A1 A0

A9 A8

D7 D6 D5 D4 D3 D2 D1 D0

SDA

SCL

SSPIF

CKP

R/W

D/A

234

678

345

ACK = 1

Master sends

Stop condition

Master sends

not ACK

Master sends

Restart event

ACK

R/W = 0

Cleared by software

After SSPADD is

updated, UA is cleared

and SCL is released

High address is loaded

Received address is

Data to transmit is

Set by software

Indicates an address

When R/W = 1;

R/W is copied from the

Set by hardware

UA indicates SSPADD

SSPBUF loaded

with received address

must be updated

has been received

loaded into SSPBUF

releases SCL

Masters not ACK

is copied

matching address byte

CKP is cleared on

9th falling edge of SCLx

read from SSPBUF

back into SSPADD

ACKSTAT

Set by hardware

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