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