IDT821068 OCTAL PROGRAMMABLE PCM CODEC
INDUSTRIAL TEMPERATURE RANGE
Idle
MR = 1
MX and LL
MX
Initial
State
1st Byte REC
MR = 0
MX
MX
Byte Valid
MR = 0
MX
MX and LL
Abort
MR = 1
MX
ABT
Any
State
MX and LL
MX
MX
MX and LL
New Byte
MR = 1
nth Byte REC
MR = 1
MX and LL
MX
MX
Wait for LL
MR = 0
MX and LL
Wait for LL
MR = 0
MR: MR bit calculated and transmitted on DU
MX: MX bit received data downstream (DD)
LL: Last look of monitor byte received on DD
ABT: Abort indication to internal source
Figure 8. State Diagram of Monitor Receiver
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