Electronic Device And Electronic Circuit

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Saturday, August 05, 2006

Rotary encoder converter circuit

This circuit used convert signal from Rotary encoder (A,B) to two pulse signal
- Y for CCW direction
- X for CW (clockwise) direction
Two pulse signal is easy for microcontroller programing
The circuit used two D-type flip-flop(74HC74D) for the judgement.

Signal input and signal out put