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Edit on 2022.05.12
- This is for Windows users only
Troubles with programmer
Make sure there are 2 converters in Device Manager before reading.
If there are two converters, this means computer and board succeed connectting. And if there is no converter, try another USB port or reinstall driver.
Trouble downloading
If you have any problems programming or flashing FPGA development board, it's suggested to use the programmer which can be downloaded at this page https://dl.sipeed.com/shareURL/TANG/programmer instead of what is installed with the IDE.
ID code mismatch
This error means wrong device choice. All that refers chip model(like he project device, pin constrain, IP modules and programmer device choose) need to be changed.
For Nano 9K it should be choose as follow:
Click to see the choice of 9K
For other boards, just make sure your device selection corresponds to the laser mark on chip package.
Download slowly
Don't choose Operation containing Verify
Can't find download file
Normally the download file whose extension name is fs is in the impl/pnr folder under the project path.
Click to see steps by picture
From the picture above we can know the path of this download file is fpga_project1/impl/pnr/fpga_project1.fs
The fpga_project1 is the project dictionary, the impl is generated by IDE, and the download is in the folder named pnr
The file whose extension name is fs is what we will burn into fpga
No Gowin devices found
This can be solved by replacing Programmer as mentioned in Trouble downloading
Cabel open failed
After finishing replacing programmer as mentioned previously,Do following steps in programmer application.
Click Edit->Cable Setting->Cable->Query in the top menu bar,then save.
Click to see steps by pictures
Click Query in the following picture
Click Save
Troubles with IDE
Using GAO
It's tested IDE version before V1.9.8.1 and V1.9.8.1 is ok, the newer version is not ok.
View IP reference
Click to see instructions
Reconfigure generater IP
Click to see instructions
