Initial: knowledge base

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# ESP32-C6 Specifications
> **芯片:esp32-c6** | **类别:specs** | **信源:** [Espressif 官方文档](https://docs.espressif.com)
## 1. Core Architecture
- **CPU:** Single-core RISC-V, 160 MHzHP CPU+ LP RISC-V 20 MHz(协处理器)
- **Wireless:** Wi-Fi 6 (802.11ax, 2.4GHz, 20MHz only, 1T1R), BLE 5.3, Zigbee/Thread (802.15.4).
- **Application:** Next-gen Matter nodes, mesh networking, Wi-Fi 6 efficiency — IoT 芯片首次支持 WiFi 6.
## 2. Memory
- **HP SRAM:** 512 KB internal.
- **LP SRAM:** 16 KB.
- **ROM:** 320 KB.
- **Cache:** 32 KB L1.
- **eFuse:** 4096-bit.
- **外部 Flash:** max 8 MB QSPI.
## 3. Peripheral Mapping
- **GPIO Count:** 30 (QFN40) / 22 (QFN32).
- **ADC:** 7 channels, 12-bit(仅 ADC1, GPIO06.
- **DAC:** **None.**
- **Touch:** **None.**
- **Hardware PWM:** LEDC 6ch + MCPWM.
- **UART:** 32 HP + 1 LP, max 5 Mbps.
- **I2C:** 21 HP + 1 LP.
- **SPI:** 31 通用 SPI2.
- **I2S:** 1 controller.
- **CAN (TWAI):** 2 controllers.
- **USB Serial/JTAG:** 1GPIO12/13.
- **SDIO 2.0:** 1(从机).
- **PARLIO:** 1(并行 IO.
## 4. Hardware Safety & Constraints
- **ADC/WiFi Conflict:** **None.**C6 只有 ADC1,无 ADC2RISC-V 架构已修复)
- **Flash Pins:** GPIO2429(待核实确切范围).
- **Strapping Pins:** GPIO4 (MTMS), GPIO5 (MTDI), GPIO8, GPIO9, GPIO15.
- **LP GPIO:** GPIO821 可用作 LP GPIO,由 LP CPU 直接驱动。
- **供电:** 3.03.6V, 推荐 3.3V.
- **Deep-sleep:** ~7 µA.
- **工作温度:** 40°C ~ +85°C(可扩展到 +105°C.
- **封装:** QFN40 (5×5mm) 或 QFN32 (5×5mm).
## 5. Wi-Fi 6 特性
- 802.11ax 20MHz-only non-AP mode
- OFDMA (UL/DL), MU-MIMO (DL)
- TWT (Target Wake Time) 省电
- 后向兼容 802.11 b/g/n
- TX power: +19.5 dBm (ax), +21 dBm (b)
## 6. 多协议支持
- Bluetooth 5.3 LE / Mesh
- Thread 1.3
- Zigbee 3.0
- Matter (via Thread/WiFi)