Circuit Documentation
Summary
This document provides a detailed overview of a circuit that integrates an ESP32 microcontroller with a LoRa Ra-02 SX1278 module. The ESP32 serves as the main controller, while the LoRa module enables long-range wireless communication. The document includes a list of components, wiring details, and any associated code.
Component List
ESP32 (30 pin)
- Description: A powerful microcontroller with integrated Wi-Fi and Bluetooth capabilities.
- Pins: EN, VP, VN, D34, D35, D32, D33, D25, D26, D27, D14, D12, D13, GND, Vin, D23, D22, TX0, RX0, D21, D19, D18, D5, TX2, RX2, D4, D2, D15, 3V3
- Purpose in Circuit: Main controller for processing and communication tasks.
LoRa Ra-02 SX1278
- Description: A LoRa module for long-range wireless communication.
- Pins: GND, NSS, MOSI, MISO, SCK, D105, DI04, 3.3V, RST, DI00, DI01, D102, DI03
- Purpose in Circuit: Enables long-range wireless communication.
Wiring Details
ESP32 (30 pin)
- D14: Connected to RST of LoRa Ra-02 SX1278
- GND: Connected to GND of LoRa Ra-02 SX1278
- D23: Connected to MOSI of LoRa Ra-02 SX1278
- D19: Connected to MISO of LoRa Ra-02 SX1278
- D18: Connected to SCK of LoRa Ra-02 SX1278
- D5: Connected to NSS of LoRa Ra-02 SX1278
- D2: Connected to DI00 of LoRa Ra-02 SX1278
- 3V3: Connected to 3.3V of LoRa Ra-02 SX1278
LoRa Ra-02 SX1278
- RST: Connected to D14 of ESP32 (30 pin)
- GND: Connected to GND of ESP32 (30 pin)
- MOSI: Connected to D23 of ESP32 (30 pin)
- MISO: Connected to D19 of ESP32 (30 pin)
- SCK: Connected to D18 of ESP32 (30 pin)
- NSS: Connected to D5 of ESP32 (30 pin)
- DI00: Connected to D2 of ESP32 (30 pin)
- 3.3V: Connected to 3V3 of ESP32 (30 pin)
Code
No code is provided for this circuit.
This document provides a comprehensive overview of the circuit, including the components used and their interconnections. This should serve as a useful reference for understanding and replicating the circuit.