J1Power (5V DC regulated)
J2Digital I/O Ports A and B
J3Digital I/O Ports C, Serial Debug,
   TTL Serial 0
J4Serial Port 0
J5Serial Port 1
J6Digital I/O Port D


Processor40MHz 186 Compatible Processor

Operating System XDOS (MS/PC DOS 3.3 compatible)

Memory    512K DRAM, 512K Flash

Ethernet   10Base-T, NE2000 register compatible
   Link and Activity LEDs

Serial Port 0    RS-232 + 3 handshaking or
   RS-232 TTL Level (Rxd, TxD only) or
   RS-485 half duplex,
   115200 baud maximum

Serial Port 1    RS-232 with no handshake lines
   115200 baud maximum

Serial Debug Port 9600 Baud

Digital I/O 16 Digital I/O (3.3V TTL)
   4 - 4 bit ports
   Port configurable as input or output

Power Requirements     5V ±5% DC regulated, 2 Watts (nominal)

Humidity   5 - 90%, non-condensing

Temperature   -20 to +85 °C

Weight      1.8oz (51 gm)

Dimensions      3.75" x 2.50" x 0.65"
    (95mm x 63.5mm x 16.5mm)

Other  Hardware Clock/Calendar
    2- 16bit Timers

Ports A, B, C, D

Symbol Parameter MIN MAX Units Condition
VIL Input Low  0     0.8   V
VIH       Input High 2.0  5.5   V
VOL              Output Low       0.4   V IOL= 8mA
VOH             Output High       2.4     V IOH= -4mA

Mating Connectors

Connector Mfg MFG P/N JK micro P/N
J2-J6 (2x5)      Molex     22-55-2101
   Oupiin    4072-2X05H 28-0030
Pins (for 2x5)  Molex     16-02-0096
   Oupiin     4072-PIN-T 28-0033
J1, J7 (1x3)     Molex     22-01-2031
   Oupiin    4071-3H       28-0012
J8 (1x8)    Molex     22-01-2081
   Oupiin    4071-8H       28-0037
Pins (for 1x3, 1x8)   Molex     08-50-0114
   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