MCP4152-502E/P View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

MCP4152-502E/P

7/8-Bit Single/Dual SPI Digital POT with Volatile Memory

Microchip Technology 

MCP413X/415X/423X/425X

7.6.2 CONTINUOUS READS

Continuous reads allows the devices memory to be

read quickly. Continuous reads are possible to all

memory locations.

Figure 7-5 shows the sequence for three continuous

reads. The reads do not need to be to the same

memory address.

COMMAND BYTE

DATA BYTE

SDI

SDO

AAAA1 1XXXXXXXXXX

DDDD

3210

1 1 1 1 1 1 1* D D D D D D D D D

876543210

AAAA1 1XXXXXXXXXX

DDDD

3210

1 1 1 1 1 1 1* D D D D D D D D D

876543210

AAAA1 1XXXXXXXXXX

DDDD

3210

1 1 1 1 1 1 1* D D D D D D D D D

876543210

Note 1: If a Command Error (CMDERR) occurs at this bit location (*), then all following SDO bits will be

driven low until the CS pin is driven inactive (VIH).

FIGURE 7-5:

Continuous Read Sequence.

DS22060B-page 54

© 2008 Microchip Technology Inc.

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