Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

USB-JTAG Converter

Hi, I need to develop a USB-JTAG converter. For this I have taken PDIUSBD12 controller for the USB side. Now I facing difficulty on the JTAG side. Do i need to develop a TAP controller or my...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

I think you are right, using a FTDI chip will be easy!!

I saw the datasheet of FT2232C chip. Will that be ok for my purpose?

Also, I was looking at the Altera's USB blaster. In that they have a CPLD. Now, I have a doubt here, like what exactly is the role of CPLD if FTDI chip can take care of all things!!!