DS20006554A datasheet(26/94 Pages) MICROCHIP

26 / 94 page

ZL30260-ZL30263

Data Sheet

DS20006554A

Figure 10 - I2C Register Write Transaction Functional Timing

Figure 11 - I2C EEPROM Write Transaction Functional Timing (ZL30261 and ZL30263 Only)

Figure 12 - I2C EEPROM Read Status Transaction Functional Timing (ZL30261 and ZL30263 Only)

Note: In Figure 9 through Figure 12, a STOP condition (P) immediately followed by a START condition (S) can be

replaced by a repeated START condition (Sr) as described in the I2C specification.

slave device

address

S = START condition

P = STOP condition

A = acknowledge (SDA low)

NA = not acknowledge (SDA high)

R/W A

7 bits

write

command

reg. address

upper byte

data byte1

reg. address

lower byte

data byteN

0 (write)

slave device

address

R/W A

7 bits

write enable

command

0 (write)

slave device

address

R/W A

7 bits

write

command

reg. address

upper byte

reg. address

lower byte

0 (write)

S = START condition

P = STOP condition

A = acknowledge (SDA low)

NA = not acknowledge (SDA high)

data byte1

data byteN

slave device

address

R/W A

7 bits

read status

command

0 (write)

slave device

address

S = START condition

P = STOP condition

A = acknowledge (SDA low)

NA = not acknowledge (SDA high)

R/W A

7 bits

status byte

1 (read)

DS20006554A Datasheet(PDF) 26 Page - Microchip Technology

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