NodeMCU ESP32-C3 WiFi & BLE IoT boards show up for about $4 - CNX
![NodeMCU ESP32-C3 WiFi & BLE IoT boards show up for about $4 - CNX](https://cdn.cnx-software.com/wp-content/uploads/2021/07/NodeMCU-ESP32-C3S-board.jpg?lossy=0&strip=none&ssl=1)
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Espressif ESP8684 RISC-V WiFi & BLE MCU embeds up to 4MB flash in a 4x4mm package - CNX Software
ESP32-C3 is a single-core Wi-Fi and BT 5 (LE) microcontroller SoC, based on the open-source RISC-V architecture 32-bit RISC-V single-core processor
![](https://m.media-amazon.com/images/I/61IW0a8GQiL.jpg)
DIYmall NiceMCU-C3F V1.0 ESP32-C3 WiFi+Blue-Tooth Development Board, 4MB Flash 32-bit RISC-V Single-core Processor for IoT Smart Home (Pack of 3)
![](https://i.pinimg.com/736x/60/89/35/60893535def1e6e04c6f55b835bcd917.jpg)
NodeMCU Pinout Reference, Microcontroller Tutorials
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USB C ESP32 Development Board with WiFi, Bluetooth, BLE Support, ESP32-C3 Microcontrollers with Up to 160MHz Clock Speed, 4MB Flash, 384KB ROM, 400KB SRAM, Compatible with Arduino IDE : Electronics
![](https://cdn.cnx-software.com/wp-content/uploads/2021/07/ESP32-C3-IPEX-connector.jpg?lossy=0&strip=none&ssl=1)
NodeMCU ESP32-C3 WiFi & BLE IoT boards show up for about $4 - CNX Software
![](https://hackaday.com/wp-content/uploads/2020/11/esp32-c3-thumbnail.jpg?w=400)
Espressif Leaks ESP32-C3: A WiFi SoC That's RISC-V And Is ESP8266 Pin-Compatible
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NodeMCU Launches Sub-$5 Espressif ESP32-C3 RISC-V Development Boards
![](http://www.cnx-software.com/wp-content/uploads/2016/09/ESP32-Demo-Board.jpg)
ESP32 Demo Board V2 Schematic - ESP32 Forum
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ESP32-C3 Mini Development Board, Based on ESP32-C3FN4 Single-Core Processor 160MHz Running Frequency, Support 2.4GHz Wi-Fi & Bluetooth 5, Onboard 400KB of SRAM and 384KB ROM, 4MB Flash Memory : Electronics