perm filename HARD.502[CMS,LCS]1 blob
sn#180060 filedate 1975-10-05 generic text, type C, neo UTF8
COMMENT ⊗ VALID 00005 PAGES
C REC PAGE DESCRIPTION
C00001 00001
C00002 00002 MPU PINS
C00003 00003 CPU BOARD
C00004 00004 MEM BOARD
C00005 00005 PARTS LIST
C00009 ENDMK
C⊗;
MPU PINS
PIN# PIN NAME TO
1 VSS BP 2
2 RDY BP 4 ∧∨ DMA LOG
3 01 BP 11
___ ___
4 IRQ IRQ DECODE
5 NC NC
___ ___
6 NMI BP 5 ∨ NMI DECODE
7 SYNC BP 10
8 VCC BP 1
9-25 AB0 - AB15 BPS 22 - 37
26-33 DB7 - BD0 BPS 21 - 14
34 R/W BP 13
35-36 NC NC
37 0O CLK LOG
38 S.O. BP 9
39 02 BP 12 ∧
___
40 RES POW SUPL
CPU BOARD
PIN# BUS NAME TO
1 +5V VCC PINS
2 GND VSS PINS
___
3 RST PIA1 ∧ SW1 ∧ POW SUPL
4 RDY/HLT ? RDY PIN ∧ (SW2 ∨ DMA)
___ ___
5 NMI ? SW3 ∧ (NMI PIN ∨ PILOG)
6 PI0 ? | ___ ___
7 PI1 ? | IRQ DECODE ∧ ORED TO IRQ PIN
8 PI2 ? |
9 S.O. ? S.O. PIN ∧ SW3
10 SYNC ? SYNC PIN
11 01 ? 01 PIN
12 02 ? 02 PIN
13 R/W R/W PIN
14-21 DB0 - DB7 DB0 - DB7 PINS
22-37 AB0 - AB15 AB0 - AB15 PINS
MEM BOARD
PIN# BUS TO
1 +5V VCC PINS
2 GND VSS PINS
___
3 RST NC
4 RDY/HLT ? ?
___
5 NMI ? NC
6 PI0 ? NC
7 PI1 ? NC
8 PI2 ? NC
9 S.O. ? NC
10 SYNC ? ?
11 01 ? ?
12 02 ? ?
13 R/W R/W PINS
14-21 DB0 - DB7 DB0 - DB7 PINS
22-31 AB0 - AB9 AB0 - AB9 PINS
32-37 AB10 - AB15 ADDR DECODE
PARTS LIST
QTY NAME COMMENT PRICE
MEMORY
2? 3604 4K PROMS (512 X 8) PMF
1? 1702A 2K EPROM (256 X 8) $14. SSM
I/O
6∨9? 7 SEG LCD∨LED STATUS DISPLAY RSK
25? LEDS STATUS DISPLAY CLB,RSK
IC'S ETC.
? .01-.05 mPF CAPASS CLB,SSM,ELM
? 100 PF CAPASS " " "
? RESISTORS " " "
? ABUS DRIVERS CLB,SSM
2 8T26 ? TRI DBUS DRVS RCV " "
2? SN74148 ? PRIORITY ENCODER " "
1? PAR GEN/CKER " "
1? ONE OF EIGHT " "
1? QUAD 2 IN DATA SEL " "
HARDWARE
2 40 PINS SOCKETS (W.W.?) $3.0? ?
2? 24 PINS SOCKETS (W.W.?) $ 0.? ?
PANEL
4? SW'S $ 0. ? CMS,CLB ?