ESP32-C3 WiFi Bluetooth MCU Development Board | Macchikoo
ESP32-C3 integrates WiFi and Bluetooth with single-core CPU and LPDDR memory. Powered by 3.3~6V (USB or external power alternatively), it supports simple BOOT+RESET download mode for IoT and wireless development.
Description
- Wireless: WiFi + Bluetooth dual-mode
- Core: Single-core processor, equipped with LPDDR RAM
- OS: FreeRTOS
- Interface: 1×USB port
- Supply Voltage: 3.3V～6V DC
Power Instruction
Two optional power modes: USB power or external DC power.
Note: USB and external power cannot be used simultaneously. When using external power, connect positive to 5V pin and negative to GND pin.
Download Mode Operation
Hold BOOT → short press RESET → release RESET → release BOOT to enter firmware download mode. Repeat operation if serial port drops out due to unstable connection.
Application
Compatible with PC, laptop and smartphone, widely used for various IoT wireless DIY projects.
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