CherryUSB/port/pusb2

USB 2.0 OTG 控制器 (PUSB2)

• Phytium PI 和 Phyium E2000 系列开发板提供了兼容 USB2.0 的 OTG 接口
• 相关的使用例程可以在 Phytium PI（飞腾派）和 E2000 D/Q Demo 板上运行，例程包括

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• Host 模式

• • 1. FreeRTOS 上作为主机使用键盘/鼠标/U盘
• • 5. RT-Thread 上作为主机识别键盘/鼠标/U盘

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• Device 模式

• • 1. 裸机上模拟为一个 U 盘
• • 2. 裸机上模拟为一个虚拟串口
• • 3. FreeRTOS 上模拟为一个 U 盘
• • 4. FreeRTOS 上模拟为虚拟串口
• • 5. RT-Thread 上模拟为一个 U 盘

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• PUSB2 的驱动功能以静态库的方式提供，
• - libpusb2_hc_a64.a : AARCH64 主机模式驱动库
• - libpusb2_dc_a64.a : AARCH64 从机模式驱动库
• - libpusb2_hc_a32_hardfp.a ：AARCH32 主机模式驱动库，使用硬浮点
• - libpusb2_hc_a32_softfp.a ：AARCH32 主机模式驱动库，使用软浮点
• - libpusb2_dc_a32_hardfp.a ：AARCH32 从机模式驱动库，使用硬浮点
• - libpusb2_dc_a32_softfp.a ：AARCH32 从机模式驱动库，使用软浮点

需要获取源代码请联系 opensource_embedded@phytium.com.cn 获取

USB 2.0 OTG Controller (PUSB2)

• Phytium PI and the Phytium E2000 series development boards offer OTG interfaces compatible with USB 2.0.
• Relevant usage examples can be run on the Phytium PI and E2000 D/Q Demo boards, including:

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• Host Mode

  • 1. Using a keyboard/mouse/USB flash drive as a host on FreeRTOS
  • 5. Recognizing a keyboard/mouse/USB flash drive as a host on RT-Thread

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• Device Mode
  • 1. Simulating as a USB flash drive on a standalone system
  • 2. Simulating as a virtual serial port on a standalone system
  • 3. Simulating as a USB flash drive on FreeRTOS
  • 4. Simulating as a virtual serial port on FreeRTOS
  • 5. Simulating as a USB flash drive on RT-Thread

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• The driver functionality of PUSB2 is provided as static libraries:

  • - libpusb2_hc_a64.a : Host mode driver library for AARCH64
  • - libpusb2_dc_a64.a : Device mode driver library for AARCH64
  • - libpusb2_hc_a32_hardfp.a : Host mode driver library for AARCH32, using hard floating point
  • - libpusb2_hc_a32_softfp.a : Host mode driver library for AARCH32, using soft floating point
  • - libpusb2_dc_a32_hardfp.a : Device mode driver library for AARCH32, using hard floating point
  • - libpusb2_dc_a32_softfp.a : Device mode driver library for AARCH32, using soft floating point

• To obtain the source code, please contact opensource_embedded@phytium.com.cn.