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GPIO Simulation

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Click an input pin to toggle its state (HIGH/LOW). Pin modes are controlled by assembly code (TRIS registers). Gray pins are power/clock pins.

Breakpoints

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Breakpoints: 0

No breakpoints set

User Registers

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No custom registers defined

Interrupt Table

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Seven Segment Display

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PORTB Mapping:

RB0 → Segment A

RB1 → Segment B

RB2 → Segment C

RB3 → Segment D

RB4 → Segment E

RB5 → Segment F

RB6 → Segment G

RB7 → Decimal Point

LED Array

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LED Configuration:

All LEDs connected to PORTB

Switch Array

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Switch Configuration:

All switches connected to PORTA

16x2 LCD Display

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LCD Configuration:

Pin Mapping:

PORTB → Data Lines (D0-D7)

RA0 → Register Select (RS)

RA1 → Read/Write (R/W)

RA2 → Enable (E)

LCD Ready - PORTB: Data, RA0: RS, RA1: R/W, RA2: E

Flag Table

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Stack Viewer

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Memory Viewer

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RAM Memory (68 bytes)

Flash Memory (1,024 words)

Special Function Registers