agiofelipe

Yes, I am running as an administrator.

I have two USB serial adapters, but none of them worked. here they are: Everything seems to be ok with the drivers because it does not appear the exclamation mark. When I try to download the program in VisiLogic, it appears that: For the first adapter: With the second I can make up some PLC reading data, such as the serial baud rate and put it run or stop. But when I try to download the program, the process is stopped halfway: I appreciate any help.

Hi, Could anyone help me, I am unable to communicate with the PLC. I'm using a serial USB converter like this: https://www.google.com/search?q=usb+rs232+adaptor&source=lnms&tbm=isch&sa=X&ei=D3tiVe2PJcOMNsGHgdAO&ved=0CAgQ_AUoAg&biw=1366&bih=604#imgrc=j5rYmCAdj4P5nM%253A%3BPoOL6YxHsvuK1M%3Bhttp%253A%252F%252Fwww.tienda.siliceo.es%252Fimages%252FSerial_cable_serie_USB_UART_TTL_GPS_FTA_1.jpg%3Bhttp%253A%252F%252Fwww.tienda.siliceo.es%252Fcable-serie-usb-rs232-uart-ttl-serial-db9-9-pin-adapter-gps-fta-p-143.html%3B400%3B327 The following error appears: uploading pictures I appreciate the help and sorry for my bad English.