NODEMCU V3 ESP8266 WIFI MODULE DEVELOPMENT BOARD WITH CH340
★★★★★
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Description
| Product Details | Description |
|---|---|
| Product Name | NodeMCU V3 ESP8266 WiFi Development Board with CH340 |
| Platform | Open-Source Platform |
| Programming | Interactive & Programmable |
| WiFi | Built-in WiFi |
| Microcontroller | ESP8266 |
| USB-TTL Converter | On-board CH340 USB-TTL Converter |
| Input Voltage | 7–12V |
| Operating Voltage | 3.3V |
| CPU | 32-bit RISC Tensilica Xtensa LX106 |
| Clock Speed | 80 MHz |
| Digital I/O Pins | 16 |
| Analog Input (ADC) | 1 |
| UART | 1 dedicated UART + optional TX on GPIO2 |
| SPI | 1 |
| I²C | 1 |
| Flash Memory | 4 MB |
| SRAM | 64 KB |
| Instruction RAM | 64 KB |
| Data RAM | 96 KB |
| EEPROM | 512 KB |
| External QSPI Flash | 512 KB–4 MB; up to 16 MB supported |
| WiFi Standard | IEEE 802.11 b/g/n |
| WiFi Security | WEP, WPA/WPA2, and Open Networks |
| GPIO Access | GPIO, SPI, UART, ADC & Power Pins |
| Header Type | 2.54 mm, 15-Pin Header |
| Hardware Compatibility | Arduino-like Hardware I/O |
| Network API | Node.js-style Network API |
| Connectivity | USB & WiFi |
| USB Function | Plug & Play Programming & Serial Communication |
| Main Features | Low-cost WiFi module, programmable, compact development board |
| Applications | IoT Projects, Smart Home, Automation, Robotics & DIY Electronics |
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