Table of Contents
Advertisement
Signal gone?
No
No
3s delay?
Yes
200 ms
delay?
Yes
Return "No"
Return "Yes"
A–64
COMMAND
REC?
Enter
No
Flag?
Reset 6s timer T2
No
Receive a
frame?
Yes
FCS error?
Yes
No
No
Yes
DCN?
4
No
No
Optional
command?
Yes
Process optional
command
Fig. A-58 Command Reception Procedure
Yes
Yes
Signal gone?
Yes
No
200 ms
delay?
Yes
CRP option?
Yes
Respond CRP
No
No
3s delay?
Yes
4
Disconnect line
No
Advertisement
Table of Contents
