This four channel pulse width modulation (PWM) controller is built around Atmel ATMega16L. It has RS232 serial interface for computer control, four 10 bit analog inputs and a 12-button keypad interface. The controller also has four indicator outputs (which may be configured as general purpose outputs), an alphanumeric LCD interface (with backlight control), three general […]
If you need simple PWM controller? May be this IC 555 based PWM could be your choice. This controller is aimed at speed control of small motors or for dimming low-voltage lighting. It will control the output from about 5% up to at least 95% of full power. The Main project part is popular 555 […]
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