Heltec Meshtastic 2.90 E-Ink Display ESP32 LoRa mit Arduino Smart Price Tag E-Paper Monitor Devboard Bluebooth WiFi

Produktbeschreibung

Why do we need Maker series products?
Heltec provides a comprehensive app and cloud platform that enables efficient and effective device registration, management, data storage, and graphing.
You need to flash the meshtastic firmware yourself
Vision Master E290
2.90 E-ink Display with ESP32 and LoRa
Summary
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.
Highlights
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.
High resolution display rich
The integrated E-Ink display has a high resolution of 128x296 pixels, and can show system status and parameters, making it convenient for users to use the development board for their own product design.
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).
LoRa module is optional
LoRa module is optional, compatible with Mashtastic and can reduce a lot of costs if you don't need a LoRa module.
Vision Master E290 supports the following development methods
Vision Master E290 is compatible with the following open-source projects

Produktdetails in Bildern

Produkteigenschaften

Markenname

Heltec Automation

Zubehörtyp

USB-zu-DC-Kabel

Batterie im Lieferumfang enthalten

no

Typische Anwendungsbereiche

Internet der Dinge (IoT)

Ursprung

CN (Herkunft)

Hochbetriebenes Chemikalienunternehmen

Keine

Kompatibel Mit

Vision Master E290

Master Chip

ESP32-S3R8

Max. TX Power

21±1dBm

Max. Receiving sensitivity

136dBm@SF12 BW=125KHz

Wi-Fi

802.11 b/g/n, up to 150Mbps

LoRa Node Chip

SX1262

Bluetooth

Bluetooth 5 (LE)

Hardware Resource

6*ADC_1, 1*ADC_2, 6*Touch, 8M*PSRAM, 3*UART; 2*I2C; 2*SPI. Etc

E-Ink

2.90 Inch, 128(H)x296(V) Pixel, 29x67mm

Display Color

Black&White(2 Grayscale)

Battery

3.7V lithium battery power supply and charging

Dimensions

87.96*36.63*12mm