CS4391(2000) データシートの表示（PDF） - Cirrus Logic

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CS4391
(Rev.:2000)

24-Bit, 192 kHz Stereo DAC with Volume Control

Cirrus Logic 

CS4391

7

6

5

INCR

Reserved

Reserved

0

0

0

INCR (Auto MAP Increment Enable)

Default = ‘0’.

0 - Disabled

1 - Enabled

4

Reserved

0

3

Reserved

0

2

MAP2

0

MAP0-2 (Memory Address Pointer)

Default = ‘000’.

Table 16. Memory Address Pointer (MAP)

1

MAP1

0

0

MAP0

0

CS

CCLK

CDIN

CHIP

ADDRESS

MAP

DATA

0010000

R/W

MSB

LSB

byte 1 byte n

MAP = Memory Address Pointer

Figure 15. Control Port Timing, SPI mode

SDA

001000

ADDR

AD0

R/W ACK

Note 1

DATA

1-8

ACK

DATA

1-8

ACK

SCL

Start

Stop

Note: If operation is a write, this byte contains the Memory Address Pointer, MAP.

Figure 16. Control Port Timing, I2C Mode

34

DS335PP3

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