ESP32-C3 블럭도
ESP32-C3 는 RISC-V core를 main core로 싱글 칩 WiFi + BLE5.0 콤보 칩입니다. RISC-V는 Open source기반의 core로 파워, I/O, 보안 및 가성비에서 매우 우수한 core입니다.
ESP32-C3는 아래와 같은 기능을 지원합니다.
Wi-Fi
• IEEE 802.11 b/g/n-compliant
• Supports 20 MHz, 40 MHz bandwidth in 2.4 GHz band
• 1T1R mode with data rate up to 150 Mbps
• Wi-Fi Multimedia (WMM)
• TX/RX A-MPDU, RX A-MSDU
• Immediate Block ACK
• Fragmentation and defragmentation
• Automatic Beacon monitoring (hardware TSF)
• 4 × virtual Wi-Fi interfaces
• Simultaneous support for Infrastructure BSS in Station, SoftAP, or Station + SoftAP modes
Note that when ESP32-C3 family scans in Station mode, the SoftAP channel will change along with the Station channel
• Antenna diversity
• 802.11mc FTM
Bluetooth
• Bluetooth LE: Bluetooth 5, Bluetooth mesh
• Speed: 125 Kbps, 500 Kbps, 1 Mbps, 2 Mbps
• Advertising extensions
• Multiple advertisement sets
• Channel selection algorithm #2
CPU
• 32-bit RISC-V single-core processor, up to 160Mhz
• 384KB ROM
• 400 KB SRAM • 8 KB SRAM in RTC • SPI, Dual SPI, Quad SPI, and QPI interfaces that allow connection to multiple external flash
Advanced Peripheral Interfaces
• 22 × programmable GPIOs
• 2 × 12-bit SAR ADCs, up to 6 channels
• 1 × temperature sensor
• 3 × SPI
• 2 × UART
• 1 × I2C
• 1 × I2S
• IR (2 Tx, 2Rx)
• LED PWM – 6ch
• General DMA controller, with 3 transmit channels and 3 reciees channels
• 1 x TWAI controller (compatible with IOS 11898-1)
Low Power Management
• Power Management Unit with five power modes
Security
• Secure boot
• Flash encryption
• 4096-bit OTP, up to 1792 bits for users
• Cryptographic hardware acceleration: – AES-128/256 (FIPS PUB 197)
• Permission Control
• SHA Accelerator (FIPS PUB 180-4)
• RSA Accelerator
• Random Number Generator (RNG)
• HMAC • Digital signature
제품 사이즈 : 5x5mm QFN 32핀 (ESP8266EX와 핀맵 동일)
