Reply To: increasing number of I/O pins of a PIC16 MCU

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#9355

Ligo George
Keymaster

You may use Microchip’s IO port expanding IC’s MCP23017 or MCP23S17.
Following link may help you :
Increasing IO Ports PIC Microcontroller
You can expand output pins by using D-Latches or Shift Registers
Expanding Output Pins PIC Microcontroller