Specifications

VCC
VCC VCC
VCC
VCC
RP1
9x22K
RP3
9x22K
LK1-8
VCC
ADDRESS
PROG
TYPE
LOOP LAMP
LK8LK7LK6LK5LK4LK3LK2LK1
*
A B C D ST2
*
SK1
TITLE
SCALE
SIZE
SHEET
DRAWN CHECKED ENG. APP. CONTRACT No.
DO NOT COPY NOR DISCLOSE TO ANY
THIRD PARTY
WITHOUT WRITTEN
CONSENT
OF1
IRT Electronics Pty. Ltd.
DRAWING No.
COPYRIGHT
ARTARMON NSW AUSTRALIA 2064
1
1 17/02/95
SERIAL CONTROL
D2-6
1N4148
D7-11
1N4148
D12-16
1N4148
VCC VCC
+12
+5
4x4R7
4x1N4004
+5
VCC
VCC
E UL1
29b 29a 28b 28a 27b 31a 32a
+12 20a
27a
RXD TXD DTR
2a 2b 3b 1a,b
21a,b 23a,b 22a,b 25a,b 24a,b 26a,b
4A 3B 3A 2B 2A
CMND
6
543
21
0
VCC
VCC
VCC
VCC
20
40
RP2
VCC
803798
CDC-3060
PC 803799
LK5 OUT, LK4 IN = CONTROL PANEL PROGRAM LK5 OUT, LK4 IN = RESERVED LK5 OUT, LK4 OUT = RESERVED
ADDRESS
XPOINT NUMBER
7
DATA WORD ASSIGNMENT
30a
2 04/04/95
LK5 OUT, LK4 OUT = SWITCHER PROGRAM
ECN 548
3 24/07/95
DATA = 9600 BAUD, 8 BITS, NO PARITY, 1 STOP
4 28/08/95
X1
CRYSTAL
C1
10p
C2 10p
21
D1 1N4148
R3 22K
R1
10M
C6 1u
C7 1u
21 21 21 21
21 21 21 21
21 21 21 21
F1
F2 F3 F4
21
LD1 PWR
2 1
D17
2 1
D18
2 1
D19
2 1
D20
R4 560
2 8 5
1
4
6 9
J2
3
PL4
1A
1B
5B
C1+
1
C1-
3
C2+
4
C2-
5
VCC
16
GND
15
V+
2
V-
6
Q2
12
Q1
9
D1
11
D2
10
T2
7
T1
14
R1
8
R2
13
U2 LT1081
PA0
11
PA1
10
PA2
9
PA3
8
PA4
7
PA5
6
PA6
5
PA7
4
PB0
12
PB1
13
PB2
14
PB3
15
PB4
16
PB5
17
PB6
18
PB7
19
PC0
28
PC1
27
PC2
26
PC3
25
PC4
24
PC5
23
PC6
22
PC7
21
PD7
36
RDI
29
TDO
30
PD2
31
PD3
32
PD4
33
PD5
34
OSC1
39
OSC2
38
RST
1
IRQ
2
TCMP
35
TCAP
37
VPP
3
U1
68HC705C8
C3 22u
R6 10
I
3
G
2
O
1
U4 78L12
I
3
G
2
O
1
U3 78L05
C10 10u
C12 10u
C11 10u
R5 560
C13 10u
C8 100n
2 1
LD2 LED
C4 1u
21
D6
21
D11
21
D16SW1 SW2
SW3
C5 1u
5A 4B
R2 150
C9 470u