PIC16F684 Registers

This page is a more detailed overview of the registers. It includes the most commonly used registers. All remaining information can be found on the Microchip website.

Memory Map

These images show the memory map of the PIC16F684. Use these for a quick reference for register addresses and initial values.

Registers in Memory Bank 0

Registers in Memory Bank 1

Register Descriptions

Configuration

STATUS

OPTION

INTCON

PIE1

The PIE1 is used to enable/disable interrupts.

I/O

PORTA

TRISA

ANSEL

The ANSEL register determines whether a pin, AN<7:0>, is an analog input or not.

IOCA

The IOCA register determines whether or not an interrupt is generated when a digital pin on PORTA, RA<5:0>, experiences a change in value.

PORTC

TRISC