Descrição
Utilize password=”visitante”, senha=”visitante”, selecione a opção “Freezer”e
selecione atualização de 5 minutos no exemplo do Dashboard para esta aplicação.
Link: https://www.grafana.extrom.io
Specifications
- CE Certificate;
- Microprocessor: ESP32 (dual-core 32-bit MCU + ULP core), with LoRa node chip SX1276;
- 8M Byte SDRAM and 8M Byte FLASH, these features will allow WiFi and BlueTooth to work at the same time.
- +5V DC Micro USB power input, with a complete voltage regulator, ESD protection, short circuit protection, RF shielding, and other protection measures;
- SMA socket for LoRa, WiFi/BlueTooth antenna;
- Integrated CP2102 USB to serial port chip, convenient for program downloading, debugging information printing.
- Support the Arduino development environment;
| Parameters | Description |
|---|---|
| Master Chip | ESP32-D0WDQ6 |
| LoRa Chipset | SX1276 |
| USB to Serial Chip | CP2102 |
| Frequency | 470~510MHz, 863~928MHz |
| Max. TX Power | 18d B ± 1d B |
| Max. Receiving Sensitivity | -135dBm |
| Wi-Fi | 802.11 b/g/n, up to 150Mbps |
| Bluetooth | Bluetooth V4.2 BR/EDR and Bluetooth LE sepcification |
| Memory | 8MB(64M-bits) SPI FLASH, internal 520KB SRAM, 8MB(64M-bits) PSRAM |
| Battery | 3.7V lithium battery power supply and charging |
| Operating temperature | -20 ~ 70 ℃ |
| Dimensions | 66(+10) x 30 x 15 mm |
| Interface | Micro USB*1; LoRa Antenna interface(SMA); 2.4G Antenna interface(SMA) |
| Low Power | Deep sleep 800μA |
Docs & Resource
[Resource] — Heltec ESP(ESP32&ESP8266) framework
[Resource] — Heltec Esp32 Library
[Docs] — User Manual Document
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