WCH is a leading manufacturer of microcontrollers, connectivity chips, and development tools, specializing in advanced RISC-V architectures and USB/Bluetooth ICs.
WCH (Nanjing Qinheng Microelectronics) offers a wide array of electronic components, specializing in connectivity and microcontroller solutions. Their product portfolio includes advanced RISC-V and ARM microcontrollers (MCUs) such as the CH32V and CH32F series, Bluetooth Low Energy chips, and USB to serial bridge controllers.
WCH also provides robust development tools like the WCH-Link Emulator and WCHISPTool to streamline embedded software programming and debugging. With a focus on cost-effective, high-performance computing, WCH serves the industrial, consumer electronics, and IoT markets globally.
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WCH offers the WCHISPTool Command Line Programming Tool for firmware downloads and the WCH-Link Emulation Debugger for online debugging of RISC-V and ARM MCUs.
Development software, ISP tools, and emulator drivers can be downloaded from the official WCH downloads page across Windows, Linux, and macOS platforms.
WCH microcontrollers utilize both standard ARM Cortex architectures and custom 32-bit RISC-V architectures, such as the QingKe V2 series used in deep embedded scenarios.
You can switch modes using the MounRiver Studio software, the WCH-Link Utility tool, or by holding the ModeS key while powering up the WCH-Link device.