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IDT821064

QUAD PROGRAMMABLE PCM CODEC WITH GCI INTERFACE

Integrated Device Technology 

IDT821064 QUAD PROGRAMMABLE PCM CODEC WITH GCI INTERFACE

INDUSTRIAL TEMPERATURE RANGE

MR or MXR

Idle

MX = 1

MR and MXR

MR and RQT

1st Byte

MX = 0

MR and RQT

MR and RQT

Wait

MX = 1

MXR

MR and MXR

MR

EOM

MR

MX = 1

Abort

MX = 1

Initial

State

nth Byte ACK

MR

MX = 1

MR

MR and RQT

Wait for ACK

MX = 0

MR and RQT

MR : MR bit received on DD

MX: MX bit calculated and expected on DU

MXR: MX bit sampled on DU

CLS: Collision within the monitor data byte on DU

RQT: Request for transmission from internal source

ABT: Abort request/indication

CLS/ABT

Any State

Figure 4. State Diagram of Monitor Transmitter

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