The Jackrabbit Controller, Single Board Computer packed with C-programmability, 29.5 MHz Rabbit 2000ยช microprocessor, 24 general purpose CMOS level I/O, 16 bidirectional, 4 inputs, and 4 outputs, 4 high-power outputs (3 sink up to 1 ampere), 2 D/A analog outputs and 1 A/D analog input, 2 RS-232 ports and 1 RS-485 port, 5V CMOS port operates at 7.37 bps, Five 8-bit timers and one 10-bit timer, 256K flash memory, 128K SRAM memory, On-board watchdog and supervisor, Battery-backed SRAM, Battery-backed time/date clock