Product Overview
This amazing board contains an ESP32 processor with WiFi, Bluetooth and a Lora radio.
Specifications
- Chipset ESPRESSIF-ESP32 (Wi-Fi & Bluetooth)240MHz, Xtensa® single-/dual-core 32-bit LX6 microprocessor
- Module SX1276(915MHz)
- FLASH QSPI flash 4MB
- SRAM 520 kB SRAM
- Button BOOT,REST
- USB to TTL CH9102F
- Modular interface UART,SPI,SDIO,I2C,PWM, I2S,ADC,DAC,Cap Sensor
- On-board clock 40MHz crystal oscillator
- Working voltage About 2.7V-3.6V
- Sleep current About 600uA
- Working temperature range -40℃ ~ +85℃
- Screen 0.96 Inch OLED
- Power Supply Input USB 5V/1A
- JST Connector 2Pin 1.25mm
- WIFI Frequency range 2.4GHz~2.5GHz(2400M~2483.5M)
- User Configuration AT + Instruction set, cloud server android/iOSapp
- Encryption Type AES/RSA/ECC/SHA
As with all radios do not power up the board with the antenna disconnected.
Included in the package:
- Main board with ESP32 processor, an SX1276 lora radio with a .96" OLED display
- 915Mhz antenna (Costa Rica uses the US915 band for Lora)
- battery cable for Lipo battery
The board is programmable using the Arduino IDE and most commonly using Platform.io
Documents
- Our first experiment is using the board as a Person Counter:
- https://github.com/cyberman54/ESP32-Paxcounter
- This is a more general tutorial on how to use the board to connect to The Things Network
- GitHub page
- Tutorial
