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Program
Actions
ChartCC5
A
•
B
•
c
•
D
•
E
•
F
•
G
•
H
•
OUTPUT
ecc-1 CHAR
L2 INTERRUPT
I FOR CHAR SVC)
OUTPUT
BCC-2 CHAR
1..2 INTERRUPT
IFOR CHAR SVCI
OUTPUT
PAD CHAR
IFFI
1..2 I NTERRUPT
I FDR CHAR SVC I
OUTPUT
SETPCF•C
Program Actions
I
(Type 1 Scanner)
I
Hardware Actions
J__
_
(Type 2 Scanner) _ _ _ _
+
2
3.3 MS FROM
1..AST SVC REQ
SET SVC REQ
IN ICW
3.3 MS FROM
1..AST SVC REQ
SET SVC REQ
IN ICW
3.3 MS FROM
LAST SVC REQ
SET SVC REQ
IN ICW
•
3
CHAR
1ecc-11
TO PDF
CHAR
IBCC-21
TO PDF
CHAR IFFI
TO PDF
WHEN PAD
CH~~Tl~C~~~T,
SET 1..INE
INTERFACE
TO RCV
•
SDF•OO
I
i
I
I
I
I
SDF•03
I
PDF•YY
SDF•YYI
POF•ZZ
SDF•ZZI
PDF•FF
SDFaFF
I
I
I
I
I
I
•
Line Set and External
Modem Interface
5
XMIT
ETX 1031
XMIT
BCC-1 IYYI
XMIT
BCC-2 IZZI
XMIT PAD IFFI
LINE INTERFACE IS
THEN SET TO RCV
A
..
B
..
c
..
D
..
E
..
F
..
G
..
H
..
J
J
.
..
K
K
•
2
•
3
•
4
•
5
Figure 9.
Emmpk
of Dedicated Half-Duplex Service-Programmed for an IBM Binary Synchronous Communication Terminal
(Part
S
of
6)
36
IBM 3704 and 3705 Comm,unications Controllers Original Equipment Manufacturers' Information
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