Kit de desarrollo Heltec Meshtastic E290 ESP32 SX1262 LoRa con pantalla E-Ink de 2,90 pulgadas, BLE, WiFi y USB tipo C, compatible con Arduino.

Descripción

 

Descripción

Vision Master E290 (HT-VME290) is an E-Ink development kit with multiple wireless drive methods. Collaborate with the sample programs and development tools we provide, users can operate the display via Bluetooth, Wi-Fi and LoRa.

 

It is compatible with Arduino, PlatformIO, Micpython and other development frameworks, can be used to develop applications such as electronic tags and identity tags, it is also possible to run open source projects like Meshtastic.

 

Main Features

• ESP32-S3R8 MCU, support Wi-Fi and BLE.
• LoRa module is optional, compatible with Mashtastic.
• Low power consumption, 18uA in deep sleep, continuous display for 180 days after power outage.
• Onboard SH1.25-2 battery interface, integrated lithium battery management system (charge and discharge management, overcharge protection, battery power detection, USB / battery power automatic switching).
• Onboard 2.90 inch 296 x 128 pixels display, support for partial refresh.
• Storage condition: -25 ~ 70℃, ≤45%RH.
• Optimal operating condition：0~50℃, 55±10%RH.
• SH2.0-4P sensor interface is perfectly compatible with QuickLink series sensors.
• 2*20 Pin Female Header, perfectly compatible with Raspberry PI.
• Compatible with Arduino, we provide development frameworks and libraries.

 

Presupuesto

 

Parameters	Descripción
Master Chip	ESP32-S3R8
LoRa Node Chip	SX1262
Frecuencia	470~510MHz, 863~928MHz
Max. TX Power	21±1dBm
Max. Receiving sensitivity	-136dBm@SF12 BW=125KHz
Wi-Fi	802.11 b/g/n, up to 150Mbps
Bluetooth	Bluetooth 5 (LE)
Hardware Resource	6*ADC_1, 1*ADC_2, 6*Touch, 8M*PSRAM, 3*UART; 2*I2C; 2*SPI. Etc
Memoria	384KB ROM; 512KB SRAM; 16KB RTC SRAM; 16MB SiP Flash
Interfaz	Type-C USB; 2*1.25 lithium battery interface; LoRa ANT(IPEX1.0); Wi-Fi ANT(IPEX1.0); 2*20 Pin Famle Header; SH2.0-4P sensor interface.
Batería	3.7V lithium battery power supply and charging
Temperatura de funcionamiento	-20 ~ 70 ℃
E-Ink	2.90 Inch, 128(H)x296(V) Pixel, 29x67mm,
Color de la pantalla	Black&White(2 Grayscale)
Dimensiones	87.96*36.63*12mm
Pantalla	2.90 Inch Black and White E-Ink Display Screen

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

High light

 

USB/Battery interface Onboard SH1.25-2 battery interface, integrated lithium battery management system (charge and discharge management, overcharge protection, battery power detection, USB / battery power automatic switching).

 

High resolution display rich The integrated E-Ink display has a high resolution of 128×296 pixels, and can show system status and parameters, making it convenient for users to use the development board for their own product design.

 

Highly extensible Vision Master E290 has a rich set of pins and hardware resources, which will allow you to expand widely. 2*20 Pin Female Header, perfectly compatible with Raspberry PI.

Demension

Docs & Resource

 

Packing list

The default packing list without selecting any accessories is as follows:

Artículo	Cantidad
HT-VME290	x1
Antena LoRa	x1
SH1.25×2 Battery Connector	x1

 

 

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