CMX608 datasheet(25/70 Pages) CMLMICRO

25 / 70 page

RALCWI Vocoder

CMX608/CMX618/CMX638

 2014 CML Microsystems Plc

D/608_18_38/11

Write $86 (ECC_CODEC_RESET) into the EXCODECCONT register and then wait for

the RDY bit to be set in the STATUS register.

Write $82 (ECC_SSP_STOP) into the EXCODECCONT register and then wait for the

RDY bit to be set in the STATUS register.

Write $83 (ECC_FIFO_CLEAR) into the EXCODECCONT register and then wait for the

RDY bit to be set in the STATUS register.



Start the CODEC port.

Write $81 (ECC_SSP_START) into the EXCODECCONT register and then wait for the

RDY bit to be set in the STATUS register.



Bring the CODEC out of power-save/reset

Write $87 (ECC_CODEC_START) into the EXCODECCONT register and then wait for

the RDY bit to be set in the STATUS register.

To stop the device, for power saving, the following sequence should be used:



Place the device into power-save.

Write $88 (ECC_CODEC_PSAVE) into the EXCODECCONT register ($0B) and then wait

for the RDY bit to be set in the STATUS register ($40)

To restart the device after power saving:



Restart the CODEC port.

Write $87 (ECC_CODEC_START) into the EXCODECCONT register and then wait for

the RDY bit to be set in the STATUS register.

SCLK

STRB

SDO

SDI

REC

BCK

DIN

DOUT

PDWN

PCM3500

CMX608/

CMX618/

CMX638

VDD

M/S

TSC

n/c

FSO

Figure 15 PCM3500 Interface

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