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* 处理器: Rockchip RV1126B. Quad-core Cortex-A53 @ 1.6GHz
* NPU: 3 TOPS
* 内存: 2GB/4GB
* 存储: 8GB/16GB/32GB/64GB/128GB/256GB
* 接口: UART, Debug, USB3.0 DRD, 4x USB2.0 Host, MIPI DSI, 4x MIPI CSI, Ethernet, 2x CAN, 2x RS485, Micro SD, Audio I/O, SPI, I2S, ADC, IR, GPIO, etc.
* 操作系统: Debian, Buildroot
* 尺寸规格: 135 x 95 mm
* 工作温度: 0° to + 70° C
* 扩展模块: WiFi, Camera, 10.1" LCD
SBC1126B是一款面向边缘AI与机器视觉的开发板。搭载Rockchip RV1126B处理器，内置四核Cortex-A53 CPU，3 TOPS NPU，支持权重稀疏化、W4A16/W8A16混合精度与Transformer优化，可运行2B以内参数规模的大语言模型和多模态模型。
视觉处理方面，板载AI-ISP独立硬件不占用NPU资源，支持AI Remosaic日夜双模成像；AOV 3.0支持低至约1mW待机功耗的音频事件唤醒，实现7×24小时音视频监测；双MIPI CSI可接入双目摄像头，结合芯片硬件6-DOF数字防抖与全景拼接能力。超级编码引擎支持8MP 45fps H.265/H.264，动态码率优化可节省约50%码流。安全方面支持SM2/SM3/SM4国密算法、TrustZone与keyladder。
接口包括USB3.0 DRD、4x USB2.0 Host、以太网、2x CAN、2x RS485、UART、Micro SD、MIPI DSI及双MIPI CSI。提供2GB/4GB RAM、8GB~256GB存储，WiFi/BT模块，支持Debian与Buildroot系统。适用于AI相机、智能安防、服务机器人、工业检测和边缘AIoT等场景。
| Specifications | |
|---|---|
| SoC | Rockchip RV1126B Quad-core Cortex-A53 @ 1.6GHz |
| NPU | 3 TOPS for INT8. Support INT4, INT8, INT16, FP16 |
| Memory | 2GB/4GB LPDDR4 |
| Storage | - 8GB/16GB/32GB/64GB/128GB/256GB eMMC - MicroSD card slot |
| Power Supply | - 12V/3A DC input jack - 7.4V Li-battery, 3-pin connector |
| USB | - 1x USB3.0 DRD (Dual-Role Device) - 4x USB2.0 Host, dual-USB-AF |
| Connectivity | - 1x 10/100Mbps Ethernet RJ45 port - 1x 10/100/1000Mbps Ethernet RJ45 port via Realtek RTL8211F-CG controller - 2.4G WiFi(802.11b/g/n) with Bluetooth 4.2 The two Ethernet ports are mutually exclusive (shared GMAC) |
| Serial Port | - 1x Debug, 3-pin connector - 1x UART (4), 6-pin connector - 2x RS485, 3-pin connector |
| Display | 1x MIPI DSI, 1920x1080@60fps, 26-pin header |
| Camera | 4x 2-lane MIPI CSI, 24-pin FPC connector |
| Audio | - 1x MIC, 2-pin connector - 1x Speaker, 2-pin connector |
| Keys | Reset, Recovery, Power on |
| Other features | - Supercap-powered RTC - 2x CAN, 2-pin connector - 6x ADC, 8-pin connector - 1x SPI(SPI1_M2), 6-pin connector - IR, 3-pin connector - 1x I2S(I2S1_M2), 8-pin connector |
| Operating Temperature | 0° to + 70° C |
| Dimension | Base board - 135 x 95 mm; CPU module - 34 x 30 mm |
Block Diagram
PCB Dimension
| OS | Item | Feature | Description |
|---|---|---|---|
| Debian 12 Buildroot |
Boot | U-Boot 2017.09 | rv1126b_ddr_1332MHz_v1.09.bin |
| Kernel | Version | Linux 6.1.141 | |
| Drivers | eMMC | eMMC 4.51 | |
| Serial port | 1x Debug serial, 1x UART | ||
| Ethernet | 10/100Mbps Ethernet 10/1000/1000Mbps Ethernet |
||
| RS485 | Support | ||
| CAN | Support | ||
| RTC | Support | ||
| SPI | Support | ||
| WiFi & Bluetooth | Wireless - 2.4GHz, 802.11b/g/n Bluetooth4.2 |
||
| USB Host | 4x USB2.0 Host | ||
| USB OTG & USB3.0 | OTG function must be switched manually | ||
| LCD | MIPI LCD, 1280 x 800 | ||
| IR | Support | ||
| Audio I/O | RV1126B Built-in Codec. MIC IN and Speaker. | ||
| SD | Micro SD | ||
| GPIO | Support | ||
| ADC | 6x ADC in | ||
| Camera | 4x MIPI Camera | ||
| Battery Fuel Gauge | CW2217 | ||
| Cross-compiler Environment | Ubuntu 22.04 | ||
| Debug tools | SecureCRT, RKDevTool.exe | ||
| Datasheet |
| Reference Manual |
| Tools |
| Expansion Module | Module Detail | Debian | Buildroot |
|---|---|---|---|
 WiFi&Bluetooth |
BL-M8723DS1 module. 2.4G WiFi + Bluetooth 4.2 | √ | √ |
 Camera |
SONY IMX415-AAQR-C module, 8.46MP | √ | √ |
| Camera |
SmartSens SC200AI module, 2MP | √ | √ |
| 10.1" MIPI LCD |
10.1-inch Capacitive Touch Screen, 800 x 1280 | √ | √ |
