@@ -90,11 +90,11 @@ OpenHarmony supports the following types:
- Small system
A small system runs on the devices whose memory is greater than or equal to 1 MiB and that are equipped with application processors such as Arm Cortex-A. This system provides higher security capabilities, standard graphics frameworks, and video encoding and decoding capabilities. Typical products include smart home IP cameras, electronic cat eyes, and routers, and event data recorders \(EDRs\) for smart travel.
A small system runs on the devices whose memory is greater than or equal to 1 MiB and that are equipped with application processors such as Arm Cortex-A. This system provides higher security capabilities, standard graphics frameworks, and video encoding and decoding capabilities. Typical products include smart home IP cameras, electronic cat eyes, routers, and event data recorders \(EDRs\) for smart travel.
- Standard system
A standard system runs on the devices whose memory is greater than or equal to 128 MiB and that are equipped with application processors such as ARM Cortex-A. This system provides a complete application framework supporting the enhanced interaction, 3D GPU, hardware composer, diverse components, and rich animations. This system applies to high-end refrigerator displays.
A standard system runs on the devices whose memory is greater than or equal to 128 MiB and that are equipped with application processors such as Arm Cortex-A. This system provides a complete application framework supporting the enhanced interaction, 3D GPU, hardware composer, diverse components, and rich animations. This system applies to high-end refrigerator displays.
## Subsystems<a name="section25831825174419"></a>
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@@ -125,7 +125,7 @@ The following table describes the subsystems of OpenHarmony. For details about t
| Account | Provides interconnection with vendors' cloud account apps on the device side, and query and update of the cloud account login status. | Standard system |
| Compilation and Building | Provides a compilation and building framework based on Generate Ninja (GN) and Ninja. | All systems |
| Test | The test-driven development mode is used during the development process. You can develop new cases or modify existing cases to test new or enhanced system features. The test helps you develop high-quality code in the development phase. | All systems |
| Data Management | Provides local data management and distributed data management:<\br> - Local app data management for lightweight preference databases and relational databases<\br> - Distributed data service to provide apps with the capability to store data in the databases of different devices | Standard system |
| Data Management | Provides local data management and distributed data management:<br/> - Local app data management for lightweight preference databases and relational databases<br> - Distributed data service to provide apps with the capability to store data in the databases of different devices | Standard system |
| Programming Language Runtime | Provides the compilation and execution environment for programs developed with JavaScript or C/C++, basic libraries that support the runtime, and the runtime-associated APIs, compilers, and auxiliary tools. | All systems |
| Distributed Scheduler | Starts, registers, queries, and manages system services. | All systems |
| JS UI framework | OpenHarmony UI development framework that supports web-development-like paradigm. | All systems |
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@@ -153,7 +153,7 @@ Currently, OpenHarmony supports the development boards listed in the following t
| Standard system| Runhe HH-SCDAYU200| RK3568 | Bolstered by the Rockchip RK3568, the HH-SCDAYU200 development board integrates a dual-core GPU and high-efficiency NPU. Its quad-core 64-bit Cortex-A55 processor uses the advanced 22 nm fabrication process and is clocked at up to 2.0 GHz. The board is packed with Bluetooth, WiFi, audio, video, and camera features, with a wide range of expansion ports as well as video input and output ports. It comes with dual GE auto-sensing RJ45 ports, so it can be used in multi-connectivity products, such as network video recorders (NVRs) and industrial gateways.| Video and audio entertainment, smart travel, and smart home, such as kitchen hoods, ovens, and treadmills.| Code repositories:<br>[device_soc_rockchip](https://gitee.com/openharmony/device_soc_rockchip)<br>[device_board_hihope](https://gitee.com/openharmony/device_board_hihope)<br>[vendor_hihope](https://gitee.com/openharmony/vendor_hihope)<br> Daily build:<br>http://ci.openharmony.cn/dailys/dailybuilds |
| Lightweight| Goodix GR5515-STARTER-KIT| GR5515 | The GR5515-STARTER-KIT development board is a Bluetooth 5.1-capable single-mode Bluetooth low energy (BLE) SoC and comes with multifunctional keys and LED indicators.| Smart hardware, such as watches, wristbands, and price tags.| Code repositories:<br>[device_soc_goodix](https://gitee.com/openharmony/device_soc_goodix)<br>[device_board_goodix](https://gitee.com/openharmony/device_board_goodix)<br> Daily build:<br>http://ci.openharmony.cn/dailys/dailybuilds |
| Lightweight| Langguo LANGO200| ASR582X | The LANGO200 IoT development board integrates the high-performance WiFi-BLE dual-mode chip ASR5822, external storage chip, voice playing chip, and analog-to-digital converter. It supports common peripheral interfaces like SPI, and can be connected to an external OLED display and infrared remote control.| Connection modules for smart home products.| Code repositories:<br>[device_soc_asrmicro](https://gitee.com/openharmony/device_soc_asrmicro)<br>[device_board_lango](https://gitee.com/openharmony/device_board_lango)<br>[vendor_asrmicro](https://gitee.com/openharmony/vendor_asrmicro)<br> Daily build:<br>http://ci.openharmony.cn/dailys/dailybuilds |
| Lightweight| Fn-Link multi-modal V200ZR| BES2600 | The multi-modal V200Z-R development board is a high-performance, multi-functional, and cost-effective AIoT SoC powered by the BES2600WM chip of Bestechnic. It integrates a quad-core ARM processor with a frequency of up to 1 GHz as well as dual-mode WiFi and dual-mode Bluetooth. The board supports the 802.11 a/b/g/n/ and BT/BLE 5.2 standards. It is able to accommodate RAM of up to 42 MB and flash memory of up to 32 MB, and supports the MIPI display serial interface (DSI) and camera serial interface (CSI). It is applicable to various AIoT multi-modal VUI and GUI interaction scenarios.| Smart hardware with screens, such as speakers and watches.| Code repositories:<br>[device_soc_bestechnic](https://gitee.com/openharmony/device_soc_bestechnic)<br>[device_board_fnlink](https://gitee.com/openharmony/device_board_fnlink)<br>[vendor_bestechnic](https://gitee.com/openharmony/vendor_bestechnic)<br> Daily build:<br>http://ci.openharmony.cn/dailys/dailybuilds |
| Lightweight| Fn-Link multi-modal V200ZR| BES2600 | The multi-modal V200Z-R development board is a high-performance, multi-functional, and cost-effective AIoT SoC powered by the BES2600WM chip of Bestechnic. It integrates a quad-core Arm processor with a frequency of up to 1 GHz as well as dual-mode WiFi and dual-mode Bluetooth. The board supports the 802.11 a/b/g/n/ and BT/BLE 5.2 standards. It is able to accommodate RAM of up to 42 MB and flash memory of up to 32 MB, and supports the MIPI display serial interface (DSI) and camera serial interface (CSI). It is applicable to various AIoT multi-modal VUI and GUI interaction scenarios.| Smart hardware with screens, such as speakers and watches.| Code repositories:<br>[device_soc_bestechnic](https://gitee.com/openharmony/device_soc_bestechnic)<br>[device_board_fnlink](https://gitee.com/openharmony/device_board_fnlink)<br>[vendor_bestechnic](https://gitee.com/openharmony/vendor_bestechnic)<br> Daily build:<br>http://ci.openharmony.cn/dailys/dailybuilds |
| Lightweight| BearPi-HM_Nano| Hi3861 | The BearPi-HM_Nano development board is specially designed for OpenHarmony. It is equipped with the highly integrated 2.4 GHz WiFi SoC chip Hi3861, near field communication (NFC) circuits, and standard E53 interfaces, which can be used to connect to smart humidifiers, smart desk lamps, smart security facilities, and intelligent smoke detectors.| Connection devices like smart street lamps, smart logistics sensors, and human body infrared sensors.| Code repositories:<br>[device_soc_hisilicon](https://gitee.com/openharmony/device_soc_hisilicon)<br>[device_board_bearpi](https://gitee.com/openharmony/device_board_bearpi)<br>[vendor_bearpi](https://gitee.com/openharmony/vendor_bearpi)<br> Daily build:<br>http://ci.openharmony.cn/dailys/dailybuilds |
