Circuit Design Library

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• Hseti PCB - AT89C2051 serial COMs to LED driver
• Fully documented weighscale, with circuits, PCBs.
• Serial to parallel converter - program, circuit and assembler.
• Really basic: "Trivial" RS232 protocol monitor
• RS232 to RS485 converter - DB9 to RJ12, RTS control
• The main circuit library - for rest of projects

• How-to-guide to design for embedded electronic products
• AirBorn Electronics Custom Design Service
• AirBorn Electronics Firmware
• AirBorn Electronics product catalog
• Standards and Interfaces: Resources for Electronics designers

You are welcome to use any of this material for reference or experimentation - however, we reserve all rights under copyright law to prosecute any individual or company exploiting this material commercially without prior written permission from the copyright holder. No warranties are expressed or implied for the use of this material. We will grant written permission (no charge) for a quantity of up to 25pcs production of any of these designs, just email your contact details and your target application to or on Ph (61)(2)9925 0325.