Connectors
J1
Power (5V DC regulated)
J2
Digital I/O Ports A and B
J3
Digital I/O Ports C, Serial Debug,
TTL Serial 0
J4
Serial Port 0
J5
Serial Port 1
J6
Digital I/O Port D
J7
RS-485
J8
Ethernet
Specifications
Processor
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40MHz 186 Compatible Processor
Operating System
XDOS (MS/PC DOS 3.3 compatible)
Memory 
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512K DRAM, 512K Flash
Ethernet 
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10Base-T, NE2000 register compatible
Serial Port 0 
RS-232 + 3 handshaking or
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RS-232 TTL Level (Rxd, TxD only) or
Serial Port 1 
RS-232 with no handshake lines
Serial Debug Port
9600 Baud
Digital I/O 
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16 Digital I/O (3.3V TTL)
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Port configurable as input or output
Power Requirements 5V ±5% DC regulated, 2 Watts (nominal)
Humidity 
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5 - 90%, non-condensing
Temperature 
-20 to +85 °C
Dimensions 
3.75" x 2.50" x 0.65"
Other 
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Hardware Clock/Calendar
Ports A, B, C, D
Symbol
Parameter
MIN
MAX
Units
Condition
VOL Output Low 
0.4
V
IOL= 8mA
VOH Output High 2.4
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V
IOH= -4mA
Mating Connectors
Connector 
Mfg
MFG P/N
JK micro P/N
J2-J6 (2x5)
Molex 22-55-2101 
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Oupiin 4072-2X05H
28-0030
Pins (for 2x5)
Molex 16-02-0096 
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Oupiin 4072-PIN-T
28-0033
J1, J7 (1x3)
Molex 22-01-2031 
J8 (1x8) 
Molex 22-01-2081 
Pins (for 1x3, 1x8) Molex 08-50-0114 
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Oupiin 4071-PIN-T
28-0013
Optional Features
32 pin DIP socket to accept an additional
M-Systems DiskOnChip
Serial driver library
Character LCD & Matrix keypad
picoFlash Technical Information
12228 E Bennett Rd. Grass Valley, CA 95945
Phone (530) 297-6073
Fax (530) 297-6074
© 2016 JK microsystems, Inc. All rights reserved.
Offering embedded computer solutions since 1996