CS43L42 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS43L42

Low Voltage, Stereo DAC with Headphone Amp

Cirrus Logic 

7.3 Memory Address Pointer (MAP)

7

INCR

0

6

Reserved

0

5

Reserved

0

4

Reserved

0

7.3.1 INCR (AUTO MAP INCREMENT ENABLE)

Default = ‘0’

0 - Disabled

1 - Enabled

7.3.2 MAP0-3 (MEMORY ADDRESS POINTER)

Default = ‘0000’

3

MAP3

0

2

MAP2

0

CS43L42

1

MAP1

0

0

MAP0

0

CS

CCLK

C D IN

C H IP

ADDRESS

0010000

MAP

DATA

R/W

MSB

LSB

byte 1 byte n

M AP = M em ory Address Pointer

Figure 7. Control Port Timing, SPI mode

SDA

Note 1

001000

ADDR

AD0

R/W ACK

DATA

1-8

ACK

DATA

1-8

ACK

SCL

S ta rt

Stop

Note: If operation is a write, this byte contains the M em ory A ddress Pointer, M A P.

Figure 8. Control Port Timing, Two-Wire Mode

DS481PP2

31

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