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https://github.com/socxin/ch557
L2 R2: WCH 8051 USB HUB MCU (CH557/CH556)
https://github.com/socxin/ch557
8051 hub mcu qitas usb wch
Last synced: about 5 hours ago
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L2 R2: WCH 8051 USB HUB MCU (CH557/CH556)
- Host: GitHub
- URL: https://github.com/socxin/ch557
- Owner: SoCXin
- Created: 2019-01-04T15:16:15.000Z (almost 6 years ago)
- Default Branch: master
- Last Pushed: 2021-12-25T09:14:05.000Z (almost 3 years ago)
- Last Synced: 2024-11-05T10:33:36.821Z (about 2 months ago)
- Topics: 8051, hub, mcu, qitas, usb, wch
- Language: C
- Homepage: https://docs.soc.xin/CH557
- Size: 3.4 MB
- Stars: 2
- Watchers: 3
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- Funding: .github/FUNDING.yml
Awesome Lists containing this project
README
# [CH557](https://github.com/SoCXin/CH557)
[![sites](http://182.61.61.133/link/resources/SoC.png)](http://www.SoC.Xin)
* [WCH](http://www.wch.cn/):[8051](https://github.com/SoCXin/8051)
* [L2R2](https://github.com/SoCXin/Level):12/48 MHz
* [Xin文档](https://docs.soc.xin/CH557)## [简介](https://github.com/SoCXin/CH557/wiki)
[CH557](https://github.com/SoCXin/CH557) 兼容MCS51的增强型E8051内核,79%指令是单字节单周期指令,3KB BootLoader + 60KB CodeFlash,8K xRAM + 256B iRAM,1K DataFlash。
内置了USB主机控制器和收发器,内置4端口USB root-hub根集线器,支持USB 2.0全速12Mbps或者低速1.5Mbps,支持USB Host主机模式和USB Device设备模式。支持最大64字节数据包,内置FIFO,支持DMA。
CH557提供丰富的接口资源,包括2组异步串口、6路PWM、14通道电容触摸按键、128组RGB三色LED控制器,其他包括2路SPI、IIC主机和IIC从机、14路12位ADC,支持电压比较;内置3组定时器和2路信号捕捉;支持最多58个GPIO。[![sites](docs/CH557.png)](http://www.wch.cn/products/CH557.html)
#### 关键特性
* 4端口USB root-hub集线器
* UART x 2 + SPI x 2### [资源收录](https://github.com/SoCXin)
* [参考资源](src/)
* [参考文档](docs/)
* [参考工程](project/)### [选型建议](https://github.com/SoCXin)
[CH557](https://github.com/SoCXin/CH557)是低端USB HUB的实现载体,和CH55X的生态兼容实现开发效率
* LQFP48
* LQFP64[![sites](docs/list.png)](http://www.wch.cn/products/CH557.html)
### [探索芯世界 www.SoC.xin](http://www.SoC.Xin)