The LCD/VFD controller project is based on HD44870 where the control command is compatible with Matrix-Orbital’s LCD module. The controller is based on a PIC16F873 MCU and in the design, there is no ...
Controlling motor speed with variable frequency drives (VFDs) can save energy. But it’s not as easy as just adding a VFD. This article examines what else needs to be ...
To minimize the electromagnetic interference (EMI) and video noise caused by different signal frequencies inside the same piece of equipment, it's sometimes necessary to synchronize the switching ...
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