Cirrus-logic CS4221 Manual do Utilizador descarregar pdf (Página 24)

CS4220 CS4221

24 DS284PP3

8.9 Memory Address Pointer (MAP)

8.9.1 AUTO-INCREMENT CONTROL (INCR)

Default = 0

0 - Disabled

1 - Enabled

8.9.2 REGISTER POINTER (MAP)

Default = 000

76543210

INCR

Reserved Reserved Reserved Reserved

MAP2 MAP1 MAP0

00000000

CCLK

CDIN

CHIP

ADDRESS

0010000 R/W

MAP DATA

MSB LSB

byte 1 byte n

MAP = Memory Address Pointer

Figure 6. Control Port Timing, SPI mode

SDA

SCL

001000

ADDR

AD0

R/W

ACK DATA 1-8 ACK DATA 1-8 ACK

Start Stop

Figure 7. Control Port Timing, I

C mode

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 30 31 32

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Cirrus-logic CS4221 Manual do Utilizador Página 24