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Microcontrollers - list of circuit diagrams

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Frost Alarm circuit diagram
A simple thermistor triggered cold switch with adjustable threshold

author: Andy Collinson
visits: 375
Electronic Keypad circuit diagram
Simple Electronic Keypad circuit

author: Ron J
visits: 361
DC Motor Control Circuit circuit diagram
This circuit was built to operate a small motor used for opening and closing a pair of curtains

author:
visits: 334
Dark Activated Switch circuit diagram
This circuit will activate a relay when light falls to a preset level

author: Andy Collinson
visits: 311
Light Detector Circuit circuit diagram
Simple Light Detector Circuit using a CMOS 4001 IC

author: Mick Devine
visits: 303
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