RCA 1800 Operator's Manual page 81

Cosmac development system ii
Hide thumbs Also See for 1800:
Table of Contents

Advertisement

.:\
\.
.1,
80 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Operator Manual for the RCA CDS II CDP18S005
Notes
[1]
BSN-P: No printed wires. Wire-wrap to user's choice, BSO through BSF.
[2]
Location 8 only.
[3]
Locations 19 and 20: all pins open except VDD and GND.
[4]
Location 24 only (Disk interface).
[5]
Location 14 only (Terminal interface).
Wire-Wrap Connections
i'
RAM SELECT
ROM SELECT
TERM. SELECT
•....
DISK SELECT
2-LEVEL I/O
I/O DECODE
BSO-P
BS8-P
SELO-P
SELO-P
TLJO-N
PlNU-P
10-W to 8-X
10-E to 9-X
13-M to 14-M
13-M to 24-M
tJ~!I
to 13-22
(Jllmper)
13-7 to 24-4

Advertisement

Table of Contents
loading

Table of Contents