MCP3901 datasheet(41/62 Pages) MICROCHIP

Teilenummer	MCP3901

Bauteilbeschribung	Two-Channel Analog Front End Portable Instrumentation

PDF	62 Pages

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Hersteller	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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41 / 62 page

DS22192D-page 41

MCP3901

7.0

INTERNAL REGISTERS

The addresses associated with the internal registers

are listed below. A detailed description of the registers

follows. All registers are 8-bit long and can be

addressed separately. Read modes define the groups

and

types

registers

for

continuous

read

communication or looping on address sets.

TABLE 7-2:

FOR CONTINUOUS READ

MODES

TABLE 7-1:

Address

Name

Bits

R/W

Description

0x00

DATA_CH0

Channel 0 ADC Data <23:0>, MSB First

0x03

DATA_CH1

Channel 1 ADC Data <23:0>, MSB First

0x06

MOD

R/W Delta-Sigma Modulators Output Register

0x07

PHASE

R/W Phase Delay Configuration Register

0x08

GAIN

R/W Gain Configuration Register

0x09

STATUS/COM

R/W Status/Communication Register

0x0A

CONFIG1

R/W Configuration Register 1

0x0B

CONFIG2

R/W Configuration Register 2

Function

Address

READ<1:0>

= 01

= 10

= 11

DATA_CH0

0x00

0x01

0x02

DATA_CH1

0x03

0x04

0x05

MOD

0x06

PHASE

0x07

GAIN

0x08

STATUS/

COM

0x09

CONFIG1

0x0A

CONFIG2

0x0B

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