OKdo x Radxa【ROCK 3A】 （4GB RAM）
ROCK 3 Model A－4G版本（4GB）
OKdo x Radxa ROCK 3 Model A 4GB Single Board Computer Rockchip RK3568 Arm Cortex-A55
The OKdo ROCK 3 Model A (ROCK 3A) is a robust single board computer based on the reliable Rockchip RK3568 SoC in a compact form factor. What it lacks in size it more than makes up for with its awesome features, including Quad core Armv8.2‑A Cortex®‑A55 CPU, Arm Mali™ G52 GPU, near CD quality audio, HDMI 2.0 port supporting displays up to 4K@60pfs resolution, multiple connectivity, storage possibilities and compatible with a wide range of software operating systems. The ROCK 3A offers class-leading performance. Whether you’re a hobbyist, IoT enthusiast, or a maker looking to create innovative applications you can rely on the ROCK 3A being a reliable and extremely capable platform for bringing your ideas to life. It’s an awesome little board!／
OKdo ROCK 3 Model A (ROCK 3A) 是一款堅固的單板計算機，基於可靠的 Rockchip RK3568 SoC，外形緊湊。 雖然它在尺寸上有所不足，但卻以其出色的功能彌補了不足，包括四核 Armv8.2‑A Cortex®‑A55 CPU、Arm Mali™ G52 GPU、接近 CD 質量的音頻、支持高達 4K@ 顯示器的 HDMI 2.0 端口 60pfs 分辨率、多重連接、存儲可能性並與廣泛的軟件操作系統兼容。 ROCK 3A 提供一流的性能。 無論您是業餘愛好者、物聯網愛好者，還是希望創建創新應用程序的創客，您都可以依靠 ROCK 3A 作為一個可靠且功能強大的平台，將您的想法變為現實。 這是一個很棒的小板！
【規格】：
- ROCK 3A SBC based on the reliable Rockchip RK3568 SoC
- Quad core Armv8.2‑A Cortex®‑A55 CPU and Arm Mali™ G52 GPU
- 32-bit LPDDR4 4GB RAM and eMMC socket
- HDMI® 2.0 port supporting display up to 4K@60fps resolution
- M.2 E Key socket with PCIe 2.0 interface, SDIO interface, UART interface, and USB interface enabling high-speed WiFi/BT connectivity and standard M.2 Wireless modules
- Compact form factor
【Interfaces】：
- 1x M.2 E-key connector for WiFi/BT supports WiFi6
- 1 x M.2 M-key connector for SSD
- 1x Micro SD card slot
- HDMI 2.0 port supporting displays up to 4K@60fps resolution
- 2x USB 2.0 HOST ports
- 1x USB 3.0 HOST port, 1x USB 3.0 OTG/HOST port
- 1x Gigabit Ethernet port (supports PoE (Power Over Ethernet) with add‑on PoE HAT)／支持帶有附加 PoE HAT 的 PoE（以太網供電）
- 1x camera port (2‑lane MIPI CSI)／接攝像頭
- 1x display port (2‑lane MIPI DSI)／接螢幕顯示器
- 3.5mm audio jack with mic
- 40x user GPIO supporting various interface options:
5 x UART,
1 x SPI bus,
2 x I2C bus,
1 x CAN,
6 x PWM,
1 x ADC,
6 x GPIO,
2 x 5V DC power in,
1 x 3.3V power pin
Technical Specifications
| SoC | Rockchip RK3568 |
| Processor | Quad‑core Arm® Cortex®‑A55 (ARMv8) 64‑bit @ 2.0GHz |
| GPU | Arm Mali™ G52 GPU, supporting OpenGL® ES1.1, 2.0 and 3.2, OpenCL® 2.0, and Vulkan® 1.1 |
| Memory | 32-bit LPDDR4 4GB RAM |
| Power Requirements | The ROCK 3A supports various power supply technologies including smart power adapter as well as fixed voltage: ＊USB Type‑C™ PD V2.0 supporting 9V/2A, 12V/2A, 15V/2A and 20V/2A. ＊Qualcomm® Quick Charge™ 2.0 QC3.0/2.0 adapter 9V/2A and 12V/1.5A. ＊Power adapter with fixed voltage in 6V to 24V range on the USB Type‑C™ port ＊5V Power applied to the GPIO PIN 2 & 4 |
| HDMI | 1x HDMI 2.0 port supporting display up to 4K@60fps resolution |
| USB | 2x USB2 HOST ports 1x USB3 HOST port hardware switch for host/device switch 1x USB3 OTG port |
| Connectivity | M.2 E-key socket with PCIe 2.0 interface, SDIO interface, UART interface, and USB interface enabling high-speed WiFi/BT connectivity and standard M.2 Wireless modules. |
| MIPI | 1x 2 lane DSI 1x 2 lane CSI |
| Storage | eMMC |
| UARTS | 5x UART |
| External Antenna | NO |
| Software | ＊ARMv8 Instruction Set ＊Debian/Ubuntu Linux support ＊Android 11 support ＊Hardware access/control library for Linux/Android |
| Temperature | Operation temperature: 0~50 ℃ |
Specifications
| SKU | NS10932 |
| mpn | RS117-D2 |
| brand | Radxa |
Key benefits of the ROCK 3A single boardcomputer
【Reliable Rockchip SoC】
ROCK 3A provides reliable and capable performance based on the Rockchip RK3568 SoC, Quad core Armv8.2‑A Cortex®‑A55 up to 2.0GHz, Arm Mali™ G52 GPU, and 32-bit LPDDR4 4GB RAM. You can be certain that despite its size the ROCK 3A will deliver outstanding performance.／ROCK 3A 基於 Rockchip RK3568 SoC、高達 2.0GHz 的四核 Armv8.2‑A Cortex®‑A55、Arm Mali™ G52 GPU 和 32 位 LPDDR4 4GB RAM 提供可靠且強大的性能。 您可以肯定，儘管 ROCK 3A 的尺寸很大，但它仍會提供出色的性能。
【More OS, more options／作業系統】
ROCK 3A is extremely practical, as it is compatible with multiple operating systems, including Android 11, Debian/Ubuntu Linux, the full implementation of the Arm architecture v8‑A instructions set, and others.／ROCK 3A非常實用，因為它兼容多種操作系統，包括Android 11、Debian/Ubuntu Linux，完整實現Arm架構v8-A指令集等。
【No storage limitations／沒有儲存限制】
ROCK 3A benefits from extensive storage capacity, including 32-bit LPDDR4 4GB RAM and a high-speed eMMC socket for eMMC modules which can be used for OS and data storage. The eMMC socket is compatible with readily available industrial pinout and form factor hardware.／ROCK 3A 受益於廣泛的存儲容量，包括 32 位 LPDDR4 4GB RAM 和用於 eMMC 模塊的高速 eMMC 插槽，可用於操作系統和數據存儲。 eMMC 插座與現成的工業引出線和外形硬件兼容。
【Highly compatible with SBC accessories／兼容】
The 40-pin header supports a wide range of interface options, providing the ROCK 3A with a plethora of connectivity capabilities ensuring compatibility with almost every accessory you could think of. Due to the dual functionality of many of the pins, the ROCK 3A opens the possibilities for advanced accessories, the world is your oyster!／40 針 GPIO 擴展接頭支持廣泛的接口選項，為電路板提供幾乎無限的連接能力，以確保與大量 SBC 配件的出色兼容性。 由於許多插針的雙重功能，ROCK 3A 開啟了高級配件的可能性，世界是你的牡蠣！
【Supports 4K60fps display／顯示屏】
With an Arm Mali™ G52 graphics processing unit (GPU) at its heart, the ROCK 3A is ideal for multimedia applications, such as videos, and signage. The board benefits from camera and display interfaces, HDMI 2.0 port supporting display up to 4K@60fps resolution, near-CD-quality audio output through a 4-ring 3.5mm audio jack with mic input, and more.／ROCK 3A 以 Arm Mali™ G52 圖形處理單元 (GPU) 為核心，非常適合視頻和標牌等多媒體應用。 該板受益於攝像頭和顯示接口、支持高達 4K@60fps 分辨率顯示的 HDMI 2.0 端口、通過帶麥克風輸入的 4 環 3.5 毫米音頻插孔輸出接近 CD 質量的音頻等。
【Availability／可用性】
Struggling with SBC stock shortages? Don’t waste time stock hunting as OKdo and Radxa ensure long-term stock availability of the ROCK 3A allowing you to focus on developing incredible design applications.／為 SBC 庫存短缺而苦苦掙扎？ 不要浪費時間尋找庫存，因為 OKdo 和 Radxa 可確保 ROCK 3A 的長期庫存可用性，讓您可以專注於開發令人難以置信的設計應用程序。
【Who is Radxa?】
OKdo has an exclusive partnership with Radxa to manufacture and distribute ROCK Single Board Computers (SBCs) and ROCK System on Modules (SoMs). Radxa is a technical startup founded in 2013 that focuses on the design, manufacture and production of open-source hardware products that include the range formerly known as Rock Pi.
