Sim800l Proteus Library -

| Arduino Mega Pin | SIM800L Pin | Simulation Purpose | | :--- | :--- | :--- | | TX1 (Pin 18) | RX | Send AT commands | | RX1 (Pin 19) | TX | Receive module responses | | GND | GND | Common ground | | +5V | VCC | Simulated power (Note: Real hardware needs 3.8V) |

Right-click your Proteus icon and select . sim800l proteus library

Interprets standard Hayes AT commands through the Proteus Virtual Terminal. | Arduino Mega Pin | SIM800L Pin |

: Copy and paste your downloaded .LIB and .IDX files into this folder. HTTP GET/POST requests

Accurately mimics hardware behaviors, including SMS transmission (text and PDU modes), HTTP GET/POST requests, and power-saving sleep modes.