WCH Chips
低功耗蓝牙系列芯片
32位Cortex-M0内核低功耗蓝牙系列MCU (BLE + USB + Ethernet + Touchkey)
- CH579
32位RISC-V内核低功耗蓝牙系列MCU（BLE + USB + TouchKey）
- CH58X
- CH57X
BLE转接芯片
- CH9140: 蓝牙转串口芯片。基于BLE虚拟化串口技术，实现蓝牙和串口之间的数据互传，兼容常规串口应用程序，无需二次开发，即连即用。
单片机系列芯片
32位通用增强型RISC-V系列MCU
- CH32V103R8T6 / C8T6
32位高性能型高速接口系列MCU (USB3.0/2.0 + Ethernet + SATA + SDIO + SerDes + DVP + HSPI)
- CH569
8位增强型USB系列MCU (USB + Touchkey + Type-C + ADC)
- CH55X
8位基础型USB系列MCU (USB + IO)
- CH53X
Others
- CH9343 - USB Android HOST芯片CH9343
Catelog
USB Convert Type
USB Control Type
Rebuild
| Models | Type | APP |
|---|---|---|
| CH9343 | Android Host | |
| CH9328 / CH9329 | UART --> USB HID KM | |
| CH9326 | HID <> UART | |
| CH9121 | USB HID Devices <> UART | USB cannser reader |
| CH9121 | Ethernet <> UART |
|
| CH563 / CH568 | 32bit MCU + USB | Example |
| CH558 / CH559 | 8bit MCU + USB x2 | Example |
| CH551 / CH552 / CH554 | 8bit MCU + USB | Example |
| CH546 / CH547 / CH548 / CH549 | 8bit MCU + USB + Extra Interfaces | Example |
| CH537 | 8bit MCU + USB x6 | Example |
| CH525 / CH526 | 8bit MCU + Power Management | Example |
| CH395 | Ethernet <> UART/Parallel/SPI | |
| CH384 | PCIE <> UART x4 | |
| CH370 / CH372 / CH374 / CH375 / CH376 / CH378 | USB <> U-disk / SD Card | |
| CH368 | PCIE <> 32/8bit ISA Parallel |
|
| CH331 | USB -> USB-DISK | Example |
| CH317 | USB Extension |
Other
- CH462 / CH463 LCD Panel Drive 16bit x 8 com = 128 bot
- CH422 / CH423 Segment display drive and IO expander
- CH457 LED drive 32x4 or 16x8
- CH438 UART expander
- CH440 / CH442/3 CH444/5 Analog switch
- CH446 Matrix analog switch
All Type
| Main Category | Sub 1 category | Function | IC |
|---|---|---|---|
| MCU | USB 32bit MCU | encryptied, 2xUSB, SATA2.0 | CH568 |
| MCU | USB 32bit MCU | encryptied, 2xUSB | CH567 |
| MCU | USB enhanced 8bit MCU | CH551 ~ 559 | |
| MCU | USB 8bit MCU | CH537, CH536 | |
| Network | TCP/IP | TCP/IP Protocl | CH395 |
| Network | Convert | Ethernet Serial Bidirectional | CH9121 |
| Network | Convert | Ethernet Extended Multi-Peripheral Interface | CH9130 |
| USB | Control | USB/SD File management | CH376 / 378 |
| USB | Convert | USB to Serial | CH341, CH340 ... |
| PCI/PCIE | Control | PCI-Express General | CH368 |
| PCI/PCIE | Convert | ||
| MCU Peripheral | IO Expand | ||
| MCU Peripheral | Serial Expand | ||
| MCU Peripheral | Analog Switch | ||
| MCU Peripheral | FIFO and 2x Port RAM | ||
| Display Drive and Keyboard Scan | - |
The google translation
- CH330 - CH330 Technical Manual, USB to full-duplex serial chip, used to extend asynchronous serial ports for computers, or upgrade ordinary serial devices to USB bus. Built-in crystal oscillator, SOP-8 package, support communication baud rate 50bps ~ 2Mbps. Supports additional level-shifting devices and provides interfaces such as RS232 and RS485.
- CH351 - CH351 technical manual, PCI bus dual serial port or print port chip for PCI to dual serial port, PCI transfer port (parallel port), this manual is about PCI dual serial port instructions.
- CH353 - CH353 technical manual, PCI bus dual serial port and print port chip for PCI to dual serial port and a print port/parallel port, PCI to four serial port, the manual is about PCI to dual serial port and parallel port description....
- CH376 - CH376 technical manual, easy to use U disk and SD card file management chip, support master-slave USB application, support FAT32/FAT16/FAT12, support SPI/8-bit parallel/asynchronous serial port, MCU resources occupy less, this manual is about U disk Instructions for reading, writing, and managing SD card files.
- CH378 - CH378 Technical Manual, an easy to use USB 2.0 high-speed U disk and SD card file management chip, supports high-speed USB master and slave, supports FAT32/FAT16/FAT12, supports SPI/8-bit parallel/asynchronous serial port, the manual is about U disk and SD Card file read and write and management instructions.
- CH395 - CH395: TCP/IP network stack chip, built-in PHY and protocol stack, supports up to 8 sockets, provides parallel/SPI/serial port control interfaces, and allows easy networking of the microcontroller
- CH438 - CH438 technical manual, 8 serial expansion chip, each serial port to send and receive independent 128 byte FIFO, the highest baud rate 4Mbps, support hardware flow control, compatible with 16C550/16C750, 8-bit parallel port, used for single chip microcomputer and other 8 serial port expansion.
- CH530 - Introduction to 8-bit RISC Microcontroller CH530 with Embedded USB Controller. Support USB low-speed control transmission and interrupt transmission, provide EEPROM, timer, serial port, etc., for low-speed USB devices such as USB-HID/Dog products.
- CH534
- CH536 - Introduction to 8-bit RISC Microcontroller CH536 with Full-Speed USB Controller Embedded. Support USB full-speed host and low-speed host, provide two Root-HUB in USB Host mode, can connect two USB devices, support USB full-speed and low-speed control transmission and interrupt transmission, batch transmission and real-time transmission, provide EEPROM, timer and PWM , serial port, SPI, etc. for USB host products
- CH537 - Introduction to CH537 chip, 7-channel low-speed full-speed USB master/slave microcontroller, RISC, assembler programming, built-in 3-port USB host controller, and 4-channel 4USB device controller, serial port, SPI interface, etc., for USB-KVM product.
CH37X
| Header text | Header text | Header text |
|---|---|---|
| CH372 | Example | Example |
| CH374 | USB总线的通用接口芯片 Parallel | Example |
| CH375 | USB总线的通用接口芯片 Parallel or SPI | Example |
| CH376 | 文件管理控制芯片，用于单片机系统读写U盘或者SD卡中的文件 | Example |
Expand Chips
- CH9434M - SPI to 4x UART
- CH423 - I2C to I/Os