DS1881 Maxim Integrated Products, DS1881 Datasheet - Page 10
DS1881
Manufacturer Part Number
DS1881
Description
Dual NV Audio Taper Digital Potentiometer
Manufacturer
Maxim Integrated Products
Datasheet
1.DS1881.pdf
(16 pages)
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Dual NV Audio Taper Digital Potentiometer
If 00 or 01 are the values of the two MSBs of the
Command Byte, then the wiper settings of the poten-
tiometers are to be programmed. The lower 6 LSBs of
POTENTIOMETER WIPER REGISTER
10
Factory Default:
Memory Type:
bits 7, 6
bits 5–0
____________________________________________________________________
b7
0
Configuration Selection: Selects which potentiometer will be programmed.
00 = Potentiometer 0 will be programmed.
01 = Potentiometer 1 will be programmed.
These bits determine the wiper setting of the selected potentiometer. Available wiper settings are determined by
the attenuation option as described in the Configuration Register section.
b6
X
Potentiometer Wiper Setting
XX111111b
NV (EEPROM)
b5
b4
the Command Byte are then used to store the wiper
settings for the selected potentiometer. See below for
the potentiometer wiper setting details.
b3
WIPER SETTING
b2
b1
b0