The MLX90614 and Proteus library can be used in various applications, including:
– Arduino + Library
Connect to the Arduino A5 pin (or the dedicated SCL pin).
| Symptom | Likely Cause | Solution | | :--- | :--- | :--- | | "No model specified" | The .HEX file path is broken | Re-link the file; ensure paths have no spaces. | | Reads always -273.15 | The I2C pointer register not set | Verify endTransmission(false) for repeated start. | | Simulation crashes on start | Library compiled for older Proteus (v7 vs v8) | Use a HEX to COFF converter or find a v8-compatible version. | | No SDA/SCL activity | Pull-ups missing | Add 10k resistors from SDA/SCL to VDD in schematic. | | Address conflict | Another device at 0x5A | Change one device's address in properties or disconnect. | mlx90614 proteus library
return NAN;
If you are looking to purchase the sensor, you can find it on DFRobot or SparkFun. If you'd like, let me know: Which are you using (Arduino, PIC, ESP32)?
Before diving into simulation, it's crucial to understand the sensor itself. The MLX90614 integrates an infrared thermopile detector chip and a signal-conditioning Application-Specific Integrated Circuit (ASIC) into a single TO-39 can. This integration is key to its performance, providing: The MLX90614 and Proteus library can be used
Some websites (TheEngineeringProjects, GitHub, ElectroSome) claim to have a “MLX90614 Proteus library” in .IDX / .LIB format. Many are fake, outdated, or virus-risks. Always scan files and check user comments.
A dedicated MLX90614 Proteus library fixes this by providing both a schematic graphic symbol and an interactive simulation block. This block allows you to manipulate ambient and object temperatures in real-time via clickable interface arrows while running the simulation. How to Download and Install the MLX90614 Proteus Library
– Skip Simulation
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(Unreliable)
Verify I2C connections (SDA, SCL) and pull-up resistor requirements. | | Simulation crashes on start | Library