usb2uart for com1 & com2

Hello, Currently i am doing an USB2UART project. My COM1 flow is getting through. But COM1 + COM2, I am facing a system hang problem. I had changed only desciptor tables. ( configuration descriptor...
usb2uart for com1 & com2

Hello, Currently i am doing an USB2UART project. My COM1 flow is getting through. But COM1 + COM2, I am facing a system hang problem. I had changed only desciptor tables. ( configuration descriptor...
how can i program the COM2 of the reader

hello, with Com1 there isn't any problem. with Com2 there is a problem. SERIAL_PARAM Com1Cfg; BYTE res ; Com1Cfg.Port = G_COM1; Com1Cfg.Speed = 38400; Com1Cfg.CharSize = 8; Com1Cfg.Parity...
how can i program the COM2 of the reader

hello, with Com1 there isn't any problem. with Com2 there is a problem. SERIAL_PARAM Com1Cfg; BYTE res ; Com1Cfg.Port = G_COM1; Com1Cfg.Speed = 38400; Com1Cfg.CharSize = 8; Com1Cfg.Parity...
using mode and assign commands

Hi, I am trying to use the "Mode" command to send the serial data to the COM port, however, when i type in the command widow: mode com1 9600,0,8,1 it says: mode com1 command failed so does anyone...