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L2 R2:WCH 144MHz RISC-V4C BLE SoC(CH32V208)

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SoCXin/CH32V208

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CH32V208 系列是基于32位RISC-V内核设计的工业级增强型低功耗通用微控制器,高性能,最高支持144MHz系统主频,低功耗,运行功耗低至45uA/MHz。CH32V208集成双路USB接口,支持USB Host主机及USB Device设备功能,具有1路CAN接口(2.0B主动)、双路OPA运放、4组UART、双路IIC,12位ADC,10路Touchkey等丰富外设资源,同时提供TSSOP20、QFN28、QFN48、LQFP32、LQFP48等多种封装供客户灵活选择。

关键特性

  • 144MHz RISC-V4C Core(青稞)
  • 64KB SRAM + 128KB Flash
  • 供电电压:2.5/3.3V,GPIO单元独立供电
  • 多种低功耗模式:睡眠、停止、待机,上/下电复位、可编程电压检测器
  • 低功耗蓝牙5.3
  • 10M以太网控制器(MAC+PHY)
  • 2组运放比较器
  • 16通道12位ADC转换,16路触摸按键TouchKey
  • 5组定时器
  • USB2.0全速主机/设备+设备接口
  • 4个USART接口
  • 1个CAN接口(2.0B主动)
  • 2组IIC接口、2组SPI接口
  • 53个I/O口,可以映射到16外部中断
  • CRC计算单元,96位芯片唯一ID
  • 串行2线调试接口
  • 封装形式:LQFP64M、QFN68、QFN48、QFN28

CH32V208CH32V203同属一个系列,相应的开发例程资源都是CH32V20xEVT_ZIP,差异在前者配置了BLE和以太网外设,可以看做是CH579的升级版本。

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L2 R2:WCH 144MHz RISC-V4C BLE SoC(CH32V208)

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