Heltec Vision Master T190 ESP32 + LoRa development board with 1.9-inch TFT
$24.97
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Easy returns within 30 days
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Vision Master T190 (HT-VMT190) is a development kit with ESP32-S3 and US 915 Mhz LoRa Module. The onboard 1.9-inch TFT-LCD display contains 170 (RGB)X320 dots and can display up to 262k colors.
Working with the sample programs and development tools we provide, users can operate the display via Bluetooth, Wi-Fi and LoRa. It also supports daily entry-level programming, and runs open source projects like Meshtastic (comes with Meshtastic installed).
Main Features
- ESP32-S3R8 MCU, support Wi-Fi and BLE.
- LoRa module is optional, compatible with Mashtastic.
- Low power consumption, 18uA in deep sleep.
- 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).
- Powerful display function, onboard 1.9-inch TFT-LCD display contains 170 (RGB)X320 dots and can display up to 262k colors.
- Storage condition: -30 ~ 70℃, ≤45%RH.
- Optimal operating condition：-20~60℃, 55±10%RH.
- SH2.0-4P sensor interface is compatible with QuickLink series sensors.
- Compatible with Arduino, we provide development frameworks and libraries.
Specifications
Pin Map
Dimension
Highly extensibleFAQ
The default configuration of T190 board is PCB antenna, and the 2.4GHz antenna is a spring antenna. There is an additional interface on the board for 2.4GHz wireless signals. When connecting an external antenna, the resistor needs to be rotated 90 degrees to the left.
Docs & Resource
- [Docs] — User Manual
- [Resource] — Heltec ESP (ESP32&ESP8266) framework
- [Resource] — NM Miner Project
- [Attachment] — Heltec ESP32 library
- [Attachment] — NM Miner Project
- [Attachment] — Datasheet
- [Attachment] — E-Ink Datasheet
- [Resource] — Related Resource
RAK LILYGO Heltec & Developer Board Warranty Policy – Rokland
Dev board return policy
Development boards are specialty items that generally cannot be resold on return, especially if the firmware has been flashed. Defective boards can be replaced or returned for refund within 30 days of purchase. Non-defective boards can be returned in the same time frame if in like-new condition with a 20 percent restocking fee applied. If the board has had altered firmware or became bricked due to a non-standard firmware flash, the board may not be eligible for return.
Sales tax is required in many states and will be added at checkout if applicable to your delivery state. Tax exempt forms can be sent to our support department.
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