ESP32-C3

A cost-effective RISC-V MCU with Wi-Fi
and Bluetooth 5 (LE) connectivity for
secure IoT applications

ESP32-C3
安全、低功耗、低成本的 RISC-V MCU
支持 2.4 GHz Wi-Fi 和 Bluetooth 5 (LE)
滿足各類常見的物聯網產品功能需求

ESP32-C3 is a single-core Wi-Fi and Bluetooth 5 (LE) microcontroller SoC, based on the open-source RISC-V architecture. It strikes the right balance of power, I/O capabilities and security, thus offering the optimal cost-effective solution for connected devices. The availability of Wi-Fi and Bluetooth 5 (LE) connectivity not only makes the device's configuration easy, but it also facilitates a variety of use-cases based on dual connectivity.

ESP32-C3 是一款安全穩定、低功耗、低成本的物聯網芯片，搭載 RISC-V 32 位單核處理器，支持 2.4 GHz Wi-Fi 和 Bluetooth 5 (LE)。為物聯網產品提供行業領先的射頻性能、完善的安全機制和豐富的內存資源。ESP32-C3 對 Wi-Fi 和 Bluetooth 5 (LE) 的雙重支持降低了設備配網難度，適用于廣泛的物聯網應用場景。

RISC-V at the Core
ESP32-C3 integrates a 32-bit core RISC-V microcontroller with a maximum clock speed of 160 MHz. With 22 configurable GPIOs, 400 KB of internal RAM and low-power-mode support, it can facilitate many different use-cases involving connected devices. The MCU comes in multiple variants with integrated and external flash availability. The high-temperature support makes it ideal for industrial and lighting use-cases.

搭載 RISC-V 處理器
ESP32-C3 搭載 RISC-V 32 位單核處理器，時鐘頻率高達 160 MHz。具有 22 個可編程 GPIO 管腳、內置 400 KB SRAM，支持通過 SPI、Dual SPI、Quad SPI 和 QPI 接口外接多個 flash，滿足各類物聯網產品功能需求。此外，ESP32-C3 的耐高溫特性也使其成為照明和工控領域的理想選擇。

Rich Connectivity
Wi-Fi and Bluetooth 5 (LE) with long-range (LR) support help building devices with great coverage and improved usability. ESP32-C3 continues to support Bluetooth LE SIG Mesh and Espressif Wi-Fi Mesh. Furthermore, the solid RF performance of ESP32-C3 is sustained at a higher operating temperature.

行業領先的射頻性能
ESP32-C3 集成 2.4 GHz Wi-Fi 和支持長距離的 Bluetooth 5 (LE)，有助于構建覆蓋范圍更廣、射頻性能更強的物聯網設備。它還支持藍牙 Mesh (Bluetooth Mesh) 協議和樂鑫 Wi-Fi Mesh，在較高的工作溫度下仍能保持卓越的射頻性能。

Security
ESP32-C3 ensures that the availability of features, such as the RSA-3072-based secure boot and the AES-128-XTS-based flash encryption, can be used to build connected devices securely. The innovative digital signature peripheral and the HMAC peripheral provide a secure device identity for applications. Hardware acceleration support for cryptographic algorithms ensures good performance for the secure communication both in a local network and with the Cloud.

完善的安全機制
ESP32-C3 支持基于 RSA-3072 算法的安全啟動和基于 AES-128-XTS 算法的 flash 加密功能，確保設備安全連接；創新的數字簽名模塊和 HMAC 模塊確保設備身份安全；支持加密算法的硬件加速器確保設備在本地網絡和云上安全傳輸數據。

Software Availability
ESP32-C3 is supported through Espressif’s open-source ESP-IDF that already powers millions of devices in the field. This ensures the availability of a robust SDK and tools, as well as an easy application migration path for developers. ESP32-C3 can also be used with an external host MCU, using ESP-AT and ESP-Hosted solutions.

成熟的軟件支持
ESP32-C3 沿用樂鑫成熟的物聯網開發框架 ESP-IDF。ESP-IDF 已成功賦能了數以億計的物聯網設備，并歷經了嚴格的測試和發布周期。開發人員基于其成熟的軟件架構，憑借對 API 和工具的熟悉，將更容易構建 ESP32-C3 應用程序或進行程序遷移。ESP32-C3 也支持在從機模式下工作，可通過 ESP-AT 和 ESP-Hosted SDK 為外部主機 MCU 提供 Wi-Fi 與 Bluetooth LE 連接功能。