Features / Specs
- Main Module: Espressif ESP32-C3-MINI-1 (Embedded ESP32-C3FH4 / ESP32-C3FN4 – 32-Bit RISC-V Single-Core Processor, Up to 160MHz)
- Flash Memory (In Chip Package): 32-Mbit (4-MB)
- ROM: 384kB
- SRAM: 400kB (16kB for Cache)
- SRAM in RTC: 8kB
- USB to UART Interface IC: WCH CH340C (Up to 3Mbps)
- USB Connector Type: Micro USB Female Socket
- Supply Voltage: 5VDC (Micro USB Socket) / 5VDC (Pin Connection) / 3.3VDC (Pin Connection)
- ESP Chip Operating Voltage: 3.3VDC
- On-Board Regulator: LDS1117 (Fixed 3.3V Version)
- Available Peripherals: 1x UART (Default 3.3VDC) / 1x I2C / 1x I2S / 1x SPI / 2x 12-bit SAR ADCs (6 Channels) / 15x GPIO Pins
- Indication LEDs: Addressable RGB LED connected to GPIO8
- Number Of Pins: 30
- Pin Pitch: 2.54mm
- Dimensions: ~(46mm x 29.5mm)
- Spacing Between Pin Rows (Pin Centre to Centre): ~25.4mm (Breadboard Compatible)
- WiFi Protocols: 802.11 b/g/n (1T1R mode with data rate up to 150 Mbps)
- Frequency Band: 2.4GHz (Supports 20MHz and 40Mhz Bandwidth)
- Wireless Network Modes: Station / SoftAP / SoftAP + Station / Promiscuous Mode
- Hardware Features: 22x Programmable GPIO’s / 3x SPI / 1x I2S / 2x UART / 1x I2C / LED PWM Controller (Up to 6 Channels) / etc
- WiFi Security: Secure Boot / Flash Encryption / 4k-bit OTP, up to 1792 bits for users / Cryptographic Hardware Acceleration
- Bluetooth Protocols: Bluetooth LE – Bluetooth 5, Bluetooth Mesh
- Power: Up to 20dBm
- Speeds: 125kbps / 500kbps / 1MBps / 2MBps
- Advertising Features: Advertising Extensions / Multiple Advertising Sets
- Other Features: Internal co-existence mechanism allowing WiFi and Bluetooth to share a single antenna