CH374
CH374 is USB bus interface manufactured by Unknown Manufacturer.
The DataSheet of CH374 (the first)
USB bus interface chip CH374
English DataSheet Version: 2 http://wch.cn http://wch-ic.
1. Introduction
CH374 is a USB bus universal interface chip, supports both USB-HOST and USB-DEVICE/SLAVE mode. There are three ports of HUB internal. It supports low-speed and full-speed control transfer, bulk transfer, interrupt transfer and synchronous/isochronous transfer. At local, there are 8-bit data bus and read, write, chip select control wire and interrupt output in CH374.It is convenient to link CH374 to controller system bus of DSP/MCU/MPU/microprocessors (uPs). Besides, CH374 supplies SPI serial munication mode to save pins. CH374 connects to...
