User guide

52 DS578F3
CS8416
Control
Port
Registers
From
AES3
Receiver
E
19 words
8-bits 8-bits
AB
D
Received
Data
Buffer
5 words
C Data Serial Output
Figure 21. Channel Status Data Buffer Structure
D to E interrupt occurs
Optionally set D to E inhibit
Read E data
If set, clear D to E inhibit
Return
Figure 22. Flowchart for Reading the E Buffer