TEMPERATURE BASED FAN SPEED CONTROLLER
Pin No Function Name 1 Ground (0V) Ground 2 Supply voltage; 5V (4.7V – 5.3V) Vcc 3 Contrast adjustment; through a variable resistor V EE 4 Selects command register when low; and data register when high Register Select 5 Low to write to the register; High to read from the register Read/write 6 Sends data to data pins when a high to low pulse ...
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