AD5259EVAL datasheet(6/14 Pages) AD

部件名	AD5259EVAL

功能描述	Nonvolatile, I2C-Compatible 256-Position, Digital Potentiometer

PDF	14 Pages

Scroll/Zoom	100%

制造商	AD [Analog Devices]

网页	http://www.analog.com

标志

6 / 14 page

AD5259

Preliminary Technical Data

Rev. PrJ 7/22/04 | Page 6 of 14

Write Modes

Table 6. Writing to RDAC register

Device Address*

(7-bit)

SA D7 D6 D5 D4 D3 D2 D1 D0 SA

Slave Address Byte

Instruction Byte

Data Byte

Table 7. Writing to EEPROM register

Device Address*

(7-bit)

SA D7 D6 D5 D4 D3 D2 D1 D0 SA

Slave Address Byte

Instruction Byte

Data Byte

Table 8. Activating Software Write Protect

Device Address*

(7-bit)

WP SA

Slave Address Byte

Instruction Byte

Data Byte

Store/Restore Modes

Table 9. Storing RDAC value to EEPROM

Device Address*

(7-bit)

SA P

Slave Address Byte

Instruction Byte

Table 10. Restoring EEPROM to RDAC

Device Address*

(7-bit)

SA P

Slave Address Byte

Instruction Byte

S = Start Condition

P = Stop Condition

SA = Slave Acknowledge

MA = Master Acknowledge

NA = No Acknowledge

X = Don’t Care

W = Write

R = Read

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