BL4S100 User’s Manual
4
1. I
NTRODUCTION
The BL4S100 series of high-performance, C-programmable single-board
computers offers built-in RS232, digital I/O and analog inputs combined
with the Ethernet and Zigbee network connectivity in a compact form fac-
tor. The BL4S100 single-board computers are ideal for both discrete manu-
facturing and process-control applications.
A Rabbit
®
4000 microprocessor provides fast data processing.
1.1 BL4S100 Description
Throughout this manual, the term BL4S100 refers to the complete series of BL4S100 single-
board computers unless other production models are referred to specifically.
The BL4S100 is an advanced single-board computer that incorporates the powerful Rabbit
4000 microprocessor, serial flash memory, static RAM, digital inputs, digital outputs, A/D
converter inputs, RS-232 serial ports, and Ethernet and ZigBee network connectivity.
1.2 BL4S100 Features
•
Rabbit 4000 microprocessor operating at 40.00 MHz.
•
Screw-terminal connectors
•
512KB SRAM (battery-backed), 512KB/1MB fast SRAM, and 1MB/2MB flash memory
options.
•
20 digital I/O: 12 protected digital inputs, and 8 sinking digital outputs.
•
Advanced input capabilities including event counting, event capture, and quadrature
decoders that may be set up on all the digital input pins.
•
Independent PWM and PPM capability on all the digital output pins.
•
Eight 11-bit A/D converter inputs (plus one bit for sign).
•
Ethernet and ZigBee network connectivity.
•
Three serial ports:
Two 3-wire RS-232 serial ports or one 5-wire RS-232 serial port:
One serial port dedicated to programming/debugging.
•
Battery-backed real-time clock.
