WCH Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for WCH products.

Tip: include the full model number printed on your WCH label for the best match.

WCH manuals

Latest posts, featured manuals, and retailer-linked manuals for this brand tag.

WCH V2A QingKeV2 Microprocessor Owner’s Manual

WCH V2A QingKeV2 Microprocessor Owner’s Manual

February 16, 2026
QingKeV2 Microprocessor Manual V1.0 Overview QingKe V2 series microprocessor is a 32-bit general-purpose MCU microprocessor based on the standard RISC-V instruction set RV32I subset RV32E, with only 16 general-purpose registers, half of RV32I, and a more streamlined structure for deep…
Brand: WCH
WCHISPTool CMD Command Line Programming Tool Instructions

WCHISPTool CMD Command Line Programming Tool Instructions

December 18, 2023
WCHISPTool CMD Command Line Programming Tool Introduction Software function WCHISPTool _ CMD is a multi-platform command line tool for WCH MCU burning online, which supports firmware download, verification and other operations for series MCU of WCH through USB or serial…
Brand: WCH
WCH-Link Emulation Debugger Module User Manual

WCH-Link Emulation Debugger Module User Manual

May 2, 2023
WCH-Link Emulation Debugger Module WCH-Link Module introduction WCH-Link module can be used for online debugging and downloading of WCH RISC-V MCU, and also for online debugging and downloading of ARM MCU with SWD/JTAG interface. It also comes with a serial…
Brand: WCH
QingKe V2 Microprocessor Manual

QingKe V2 Microprocessor Manual

Manual • February 9, 2026
Technical manual detailing the QingKe V2 series 32-bit RISC-V MCU microprocessor, covering its architecture, features, instruction set, interrupt handling, low-power modes, and debugging capabilities.
Brand: WCH
CH340 USB to Serial Port Converter Chip Datasheet

CH340 USB to Serial Port Converter Chip Datasheet

Datasheet • February 4, 2026
Detailed datasheet for the WCH CH340, a versatile USB to serial port converter chip. Covers features, pin configurations, electrical parameters, and application circuits for USB to UART, RS232, RS485, and IrDA interfaces.
Brand: WCH
CH342 USB to Dual Serial Ports Chip Datasheet

CH342 USB to Dual Serial Ports Chip Datasheet

Datasheet • September 30, 2025
Comprehensive datasheet for the WCH CH342, a versatile USB to dual UART converter chip. This document details its features, pin configurations, electrical characteristics, power management, and various application circuits for TTL, RS232, and RS485 serial communication.
Brand: WCH
WCH Product Selection Manual: Communication Interface ICs and MCUs

WCH Product Selection Manual: Communication Interface ICs and MCUs

Product Selection Manual • September 6, 2025
Explore the comprehensive product selection manual from WCH (WinChipHead), detailing a wide range of Communication Interface ICs and Microcontrollers (MCUs) including RISC-V and E8051 core-based solutions. Discover products for USB, Bluetooth, and Ethernet applications.
Brand: WCH
WCH-Link User Manual: Comprehensive Guide to WCH Debugging Tools

WCH-Link User Manual: Comprehensive Guide to WCH Debugging Tools

manual • July 23, 2025
This user manual provides detailed instructions and specifications for the WCH-Link series of debugging and downloading tools, including WCH-Link, WCH-LinkE, and WCH-DAPLink. It covers module introduction, mode switching, serial port configurations, function comparisons, pin connections, download and debug procedures using Keil and…
Brand: WCH
WCH CH32F203 EVT Board User Manual

WCH CH32F203 EVT Board User Manual

CH32F203 EVT Board • February 5, 2026 • AliExpress
Comprehensive user manual for the WCH CH32F203 EVT Board, featuring Cortex-M3 MCU, USB, low-power modes, OPA, Touchkey, and CAN interfaces. Includes setup, operation, specifications, and technical resources.
Brand: WCH
WCH-LinkE Online Download Debugger User Manual

WCH-LinkE Online Download Debugger User Manual

WCH-LinkE • December 17, 2025 • AliExpress
The WCH-LinkE is an online download debugger module designed for WCH RISC-V architecture MCUs and ARM chips with SWD interface. It supports online debugging, programming, and provides a serial port to USB channel for easy communication. Features include dual power output (3.3V/5V),…
Brand: WCH
WCH CH592 RISC-V MCU Instruction Manual

WCH CH592 RISC-V MCU Instruction Manual

CH592 • November 18, 2025 • AliExpress
Comprehensive instruction manual for the WCH CH592 series RISC-V microcontrollers, including CH592X, CH592F, and CH591D models. Covers features, specifications, pinouts, electrical characteristics, and application examples for Bluetooth Low Energy 5.4, USB 2.0, and Segment LCD integration.
Brand: WCH