PEF20525 INFINEON [Infineon Technologies AG], PEF20525 Datasheet - Page 99

• Manufacturer Part Number: PEF20525
• Description: 2 Channel Serial Optimized Communication Controller for HDLC/PPP
• Manufacturer: INFINEON [Infineon Technologies AG]

Figure 48
Data Sheet
Command p=1
1 t
Rec.
n1
Load t 1
Trm RR
Run Out
n1 = 0
n1 = 7
=
Ready
?
?
?
n1-1
N
N
Y
,
Timer Procedure/Poll Cycle
N
Y
Y
Set RRNR
Rec.
Command p=1
RNR
Trm RNR
,
Int :
1
TIN
Command p=1
Trm RR/RNR
Rec. Frame
CMDR ; STI
T Proc.
T Proc. Activ
Acknowledge
Load n 1
Load t 1
Wait for
RRNR
I
Set
?
?
Inactiv
N
Y
Y
99
N
(R)
Y
N
=
2
?
2
V
N
(S)+1
Acknowledge
Response
Rec.RR
with f=1
Wait for
?
?
Trm I Frame
Detailed Protocol Description
Acknowledge
N
Y
Set wait for
N
Y
1
2
1
Rec.RNR
Load n 1
Load
2
ITD00231
1 t
PEB 20525
PEF 20525
11.06.1996 B/R
2000-09-14