PEB20534H-10 SIEMENS [Siemens Semiconductor Group], PEB20534H-10 Datasheet - Page 180

• Manufacturer Part Number: PEB20534H-10
• Description: DMA Supported Serial Communication Controller with 4 Channels DSCC4
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

Semiconductor Group
Figure 65
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
Y
Y
N
Set RRNR
Rec.
Command p=1
RNR
Trm RNR
,
Int :
1
TIN
Command p=1
Trm RR/RNR
Rec.
CMDR ; STI
T Proc.
T Proc. Activ
Acknowledge
Load n 1
Load t 1
Wait for
RRNR
I
Set
Frame
?
?
N
Y
Y
Inactiv
180
N
(R)
Y
N
=
2
2
?
V
N
(S)+1
Acknowledge
Response
with f=1
Wait for
Rec.RR
?
?
Detailed Protocol Description
Trm I Frame
N
Y
Acknowledge
Set wait for
N
Y
1
2
1
Rec.RNR
Load n 1
Load
Data Sheet 09.98
2
ITD00231
1 t
PEB 20534
11.06.1996 B/R