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This LoRa ESP32 V4 development board is powered by the ESP32-S3 chip and SX1262 LoRa transceiver, integrating robust Wi-Fi, Bluetooth LE, and long-range LoRa communication for versatile IoT applications such as smart cities and industrial control
Designed for superior range, the high-power version delivers up to 28±1 dBm LoRa transmission power with excellent receiving sensitivity, while its compact form factor remains fully pin-compatible with the LoRa V3 model for seamless project upgrades
It features a ready-to-use design with a protected OLED display, integrated antenna, and support for popular open-source platforms including Arduino, PlatformIO, ESP-IDF, and MicroPython, making it highly beginner-friendly
The WiFi ESP32 LoRa V4 Dev-board is equipped with expanded 2MB PSRAM and 16MB Flash memory, and offers extensive connectivity through a USB Type-C port, dedicated GNSS interface, and solar charging capability for autonomous operation
Engineered for low-power scenarios, it includes optimized battery management, achieving a deep sleep current below 20μA, and is ideal for battery/solar-powered wireless projects like Meshtastic and LoRaWAN networks

وصف

Specifications:
MCU: ESP32-S3R2 (Xtensa 32-bit LX7 dual-core processor)
LoRa Chip: SX1262

Frequency:
High-power version: 863–928 MHz
Low-power version: 433, 470–510, 863–928 MHz

Max. TX Power:
High-power version: 28 ±1 dBm
Low-power version: 21 ±1 dBm

Max. Receiving Sensitivity: -137 dBm @ SF12, BW=125 kHz
Wi-Fi: 802.11 b/g/n, up to 150 Mbps
Bluetooth: Bluetooth Low Energy (LE), Bluetooth 5, Bluetooth Mesh

Hardware Resources
7×ADC1 + 2×ADC2;
7×Touch;
3×UART;
2×I2C;
2×SPI;

Memory: 384 KB ROM; 512 KB SRAM; 16 KB RTC SRAM; 2 MB PSRAM; 16 MB Flash
Interface:
USB Type-C;
SH1.25‑2P lithium battery interface;
SH1.25‑8P interface;
LoRa ANT (I.P.E.X 1.0);
2.4G ANT (I.P.E.X 1.0)

Battery Range: 3.3–4.4 V lithium battery (Not included in package)
Operating Temperature: -20 ℃ to +70 ℃
Dimensions: 51.7×25.4×10.7mm

Package includes:
1 x Heltec LoRa 32 V4 Meshtastic 0.96inch OLED Dev-Board
1 x 868MHz 915MHz 2DBi Antenna
2 x 2P Terminal Cable
1 x L76K GNSS Module

مرحبًا،

بحث

لوحة تطوير Heltec WiFi ESP32 LoRa V4 مع شريحة ESP32-S3 وSX1262، شاشة OLED مقاس 0.96 بوصة وحدة LoRa WiFi Bluetooth تدعم الطاقة الشمسية والنظام العالمي لسواتل الملاحة لمشاريع LoRaWAN Arduino IoT

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