Bicolor LED Indicates Voltage Readings Via Visual Pulses

Ricardo Jiménez and Kimberly D. Varela, Instituto Tecnológico de Mexicali (ITM)

Using a simple PIC microcontroller and small program, a bicolor (red/green) LED can be controlled and directed to indicate measured voltage from 0 to 5 V using a simple pulsed code.

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from Electronic Design http://ift.tt/1KcpRw4