Tally T2033, Maintenance Manual

Page: 25 / 33

7.11.2
Parallel Interface
T2x33/T2033S
Part no:
047 637/
047 668/
047 680
LSB MSB
LSB MSB LSB MSB
LSB MSB
LSB MSB LSB MSB
[CE*] [OE*]
VCC
A
0
0
Q Q Q Q Q Q Q Q
19
23C8001 1048576
ROM
1048576X8
LSB MSB
LSB MSB LSB MSB
WE* OE* CE2 CE1*
A0
131071
0
A
PD431000
RAM 131072X8
A16 DQ0 VCC
LSB MSB
C16 B16 A16 C15 B15 A15 C14 B14 A14 C13 B13 A13 C12 B12 A12 C11 B11 A11 C10 B10 A10 C9 B9 A9 C8 B8 A8 C7
B7 A7 C6 B6 A6 C5 B5 A5 C4 B4 A4 C3 B3 A3 C2 B2 A2 B1 A1 C1
LSB MSB LSB MSB LSB MSB
CS* WE*
DQ0
RAM 32KX8
55256
A
0
32K
A0 OE*
&
LS08
&
LS08
[CE*] [OE*]
VCC
A
0
0
Q Q Q Q Q Q Q Q
19
23C8001
1048576
ROM
1048576X8
P
E
D
Q Q Q Q Q Q Q Q
0 1 2 3 4 5 6 7
0 1 2 3 4 5 6 7
D D D D D D D
OE
HC373
LSB MSB
LSB MSB
LSB MSB
47634
8MB ROM
8MB ROM
2MB ROM
4MB ROM
B11-OFF B12-ON
KANN SEIN
SEIN
BESTUECKT
BESTUECKT
KANN
B13-BELIEBIG B14-BELIEBIG
IC8
MAXIMAL 4 MBYTE 1 MBYTE WENN IC3
B8-OFF B7-ON B4-OFF B1-ON B2-OFF B3-ON
IC3
MAXIMAL 4 MBYTE WENN IC8 1 MBYTE
B13-OFF B12-ON B11-OFF B10-OFF B14-ON
B14-OFF B13-ON B12-ON B11-OFF B10-OFF B7-ON B8-OFF B4-ON B3-OFF B2-ON B1-OFF
SEIN
BESTUECKT
B4-ON B3-OFF B7-OFF B8-ON B1-OFF B2-ON
IC8 IC3 IC IC4
KANN SEIN
IC8:128 KBYTE-RAM
BIS 8 MBYTE-ROM
MOEGLICH
B10-OFF B11-ON B12-OFF B14-OFF B13-ON
B10-ON
B9 -ON B5 -OFF B6 -ON
B9 -ON B5 -OFF B6 -ON
B9 -ON B5 -0N B6 -OFF
B9 -OFF B5 -OFF B6 -ON
DARF NICHT
BESTUECKT
SEIN
DARF NICHT BESTUECKT
B8
B7
V1 BAS40
V2
BAS40
B1
AD<7..0>
L3
GND
C3
22P
VCC
B4 B3 B2
VCC
VCC
VCC
VCC
*
B10
B12 B14
B9
B13
B11
VCC
VCC
AUTOFD
SELIN
CTSN
CTSN
GND
AUFD TXRX TXRX DSRN
DSRN
A<11> A<8> A<9> A<12> A<10> A<13> AS
GND
AD<6> AD<3> AD<0> AD<5> AD<2> AD<7> AD<4> AD<1>
GND
WN
CS2N CS3N CS4N CS1N
EN AP<14> AP<16> AP<15> AP<17>
SEIN
CSIFN
CSIFN
FA_RDYN
FA_RDYN
BUSY
BUSY
SEL_DTRN
SEL_DTRN
DONEN
DONEN
INITN
INITN
PE_RTSN
PE_RTSN
STROBE
STROBE CS0N
X10
GND
GND GND GND
B6
230P
B5
1K
R13
IC4
IC8
VCC
GND
IC6
IC1
1
2 3 4 5 6 7 8 9
10
11
12
13 14 15 17 18 19 20 21
22 23 24 25 26 27 28 29 30
31
32
IC3
1 2 3 4
5 6 7 8 9
10
11
12
13 14 15 17 18 19 20 21
22
23
24
25 26 27 28 29 30 31
32
1 2 3 4 5 6 7 8 9
10
11
12 13 15 16 17 18 19
20
21
22
23 24 25 26
27
11
18
19 16
17 14
15 12
13
89
6
7 45
2
3
IC9
4 5
6
IC9
1
2
3
12
12
12
1
2
12
12
1
2
12
12 12
12 12 12
12
12
2 3 4 5 6 7 8 9
10 11 12 13 14 15 17 18 19
20
21
22 23 24 25 26 27 28 29 30
31
32
2
3
2
3
P2
P31
P33
P1
1
A1 A2 A3 A4 A5 A6 A7 A8 A9 B1 B2 B3 B4 B5 B6 B7 B8 B9 C1 C2 C3 C4 C5 C6 C7 C8 C9 A10 A11 A12 A13 A14 A15
A16
B10 B11 B12 B13 B14 B15
B16
C10 C11 C12 C13 C14 C15
C16
Spare parts and drawings
7-32