CH341中文手册(二)1 USB总线转接芯片CH341 中文手册(二):并口及同步串口说明版本:2C http://wch 1、并口功能说明 1.1.一般说明 CH341的并口是主动式并口,在计算机端的程序控制下,可以直接从外部电路输入输出数据,一般不需要外接单片机/DSP/MCU。 CH341的并口主要有2种接口方式:EPP方式和MEM方式。EPP方式类似于...
有天做 USB host 串口驱动的时候发下 FT \ CP 都没有问题,就 CH341 有问题,读写正常,但数据不正常。 有一点稀奇,可能是 ch 中间有版本变更了吧。 解法就更新到https://github.com/torvalds/linux/blob/master/drivers/usb/serial/ch341.c最新的代码就行,有一些函数有出入,但大体影响很小。 __EOF__...
@@ -144,37 +138,96 @@ static int ch341_control_in(struct usb_device *dev, return 0; } #define CH341_CLKRATE 48000000 #define CH341_CLK_DIV(ps, fact) (1 << (12 - 3 * (ps) - (fact))) #define CH341_MIN_RATE(ps) (CH341_CLKRATE / (CH341_CLK_DIV((ps), 1) * 512)) st...
第一部分的实验则是使用了usb转串口卡，这个重点是安装mac版本的电脑驱动，比如我手头拿到的是CH341串口...
USB-SERIAL CH341 Driver USB-SERIAL CH341A Driver ch341ser usb ch340 atomstack a5 ch341s64 ESP8266MOD Interface/port(s) USB RS-232 (DB9) CPU/Chipset(s) WCH CH340 Drivers: Device ID(s) USB\VID_1A86&PID_7523 USB\VID_1A86&PID_5523 ...
用户调用serial_write()来向ch341发送串口数据,serial_write()会调用port->serial->type->write(port, buf, count);因为ch341没有定义自己的write写函数,所以会调用usb_serial_generic_write函数实现具体的发送操作,但每次最多只能发送一个输出端点大小的数据,具体发送流程是这样的: ...
Select now Specification(2): CH341 A CH341 A CH341 B Package / Case(1) SOP Shipping Start orderAdd to cart Still deciding? Get samples first! Order sample Protections for this product Delivery via Expect your order to be delivered before scheduled dates or receive a 10% delay compensation ...
USB-SERIAL CH341 Version:3.5.2019.1 Date:30 January 2019 Size:235 KB INF file:ch341ser.inf Download driver Windows 11, 10, 8.1, 8, 7 x64/x86/ia64 USB-SERIAL CH341 Version:3.5.2017.8 Date:8 August 2017 Size:92 KB INF file:ch341ser.inf ...
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ch341serusb转串口驱动是适用于win8系统使用的一款转串口工具,全面支持32/64为系统,安装驱动后可以使用串口功能,主要针对网络维护人打造,欢迎来绿色资源网下载!ch341serusb转串口驱动介绍亲测windows8.1可以使用 点击下载 帝特dt 5001/5002/5003驱动程序 27.43M / 2018-11-12 / v6.0 最新版 帝特DT-5001/DT-5002...