AS7038RB datasheet(109/127 Pages) AMSOSRAM

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AS7038RB

Functional Description

Datasheet

• PUBLIC

DS000726

• v2-00 • 2021-Jun-02

126

│ 108

I2C Protocol

Figure 146:

I²C Symbol Definition

Symbol

Definition

Note

Start condition after stop

1-bit

Repeated start

1-bit

Device address for write

0110 0000b (60 h)

Device address for read

0110 0001b (61 h)

Word address

8-bit

Acknowledge

1-bit

No Acknowledge

1-bit

reg_data

8-bit

data (n)

8-bit

Stop condition

1-bit

WA++

Increment word address internally

During acknowledge

I²C Symbol Definition: Shows the symbols used in the following mode descriptions.

I2C Write Access

Byte Write and Page Write formats are used to write data to the slave

Figure 147:

I²C Byte Write

I²C Byte Write: Shows the format of an I²C byte write access

Figure 148:

I²C Page Write

reg_data

write register

WA++

reg_data 1

write register

WA++

reg_data 2

write register

WA++

reg_data n

write register

WA++

...

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