This project is simple and small component count USB data acquisition or USB DAQ. The main core of USB device is PIC18F4550 .The firmware for PIC modified from Microchip CDC library. When connect this USB Data acquisition with PC then windows ask for driver after driver installed(only first time) you will have a new COMx [...]
This is a 4 digit decimal counter which can operate as a free running counter or in count and hold mode with manual reset. In either mode the counter can be preset to count to a specified value. Clock edge and leading zero suppression can also be configured. The 7-segment display and indicator LEDs are [...]
room temperature controller with PIC. This equipment uses two temperature sensors, drives external equipment, and keeps the temperature of the room at preset temperature. The purpose of this equipment is for preventing room temperature going up with the heat of the computers. Electric cost will become high if an air-conditioner is always operated. Then, I [...]
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