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vector ZCB Single Board canputer
SPECIFICATIONS-System
Compatibility:
Power Requirements
Availability:
Merrory
EPROMs included with
board
Memory Speed
Memory Types
Standard Location of
Systems Monitor EPRa1
Power-on/Reset Jump
Options
Processor
Number of Data Bits
Most S-lOO systems.
+8VOC
@
970 rna. (typ.)
+16
VDC
@
120 mao
-16
VDC
@ 80
rna.
Shipped assembled, tested, burned in; no kits.
SPECIFICATIONS-EPRa1/RAM
65536 bytes addressable, 1024 bytes RAM on board,
3 EPRCM sockets on board, up to 12K addressable
none
RAM: 300ns.
EPRCM: User selected (450 ns. typical)
RAM: 2114 static
EPROM: 2708, 2716, 2732
EOOOH-E7FFH
Auto boot on power on/reset, jumps to memory location
EOOOH. Shipped enabled.
SPECIFICATIONS-CPU
Z-80A
8
Number of Address Bits 16
Instructions
Clock speed
Interrupts
I/O devices
Dynamic RAM
Rev. I-B
6/11/80
158, including all 78 8080 instructions
2 or 4 MHz, jumper selectable, enabled for 4 MHz.
Z-80 Mode 0 (8080 mode), MODE 1, MODE 2
256 I/O addresses
Supports d}mamic memory by sending Z-SO RFSH
on bus line 66; fast reset/power on clear signal
generated on board.
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