How to flash 75T DMA card

Here is how to flash your 75T DMA card.

How to install the driver

Here comes the fun part of flashing your DMA card with the new firmware you have received. To start we will show you how to install the driver and then flash the card because it is as simple as 1 2 3.

1) Starting off go to "Downloads" and grab both "75T Flashing Tool & Drivers" Extract it into its own folder. Make sure the file path for both folders does not contain any spaces.

2) Start by opening that folder, locating "CH341PAR," and then running "Setup.exe."

Start by opening that folder, locating "CH341PAR," and then running "Setup.exe."

3) Once you are here you should click on install driver, let it do its installing.

Once you are here you should click on install driver, let it do its installing.

If this message does not appear or instead says "Driver Pre-Installed in Advance," there may be a few simple fixes. First, ensure your DMA has lights on—if not, switch the toggle on the back to the other side or the "On" position. Verify that you are fully connected to the JTAG port, running this process on the second PC to which the DMA is connected, and that your main PC is powered on. If the issue persists, please contact staff through your ticket in our Discord.

How to flash your 75T

1) After installing the driver, return to the two folders and open "CH347-main" to begin flashing your DMA.

After installing the driver, return to the two folders and open "CH347-main" to begin flashing your DMA.

2) It’s recommended to place your staff-supplied .bin file in this folder for easier access later. Then, open the "CH347FPGATool" folder.

It’s recommended to place your staff-supplied .bin file in this folder for easier access later.

3) Open the "CH347FpgaDownloadTool" application file. The icon resembles a blue virus. You will be greeted by a window that looks like this.

Open the "CH347FpgaDownloadTool" application file.

4) To correctly flash your DMA you will need to adjust a few settings first. Start by opening the drop-down menu that says "xc7k325t" and change it to "xc7a75t."

To correctly flash your DMA you will need to adjust a few settings first.

5) After that, move slightly to the right and use the drop-down menu to change the file type from "bit" to "bin."

After that, move slightly to the right and use the drop-down menu to change the file type from "bit" to "bin."

6) After both of these settings are correct, click the highlighted button below to select your bin file. A file selection window will open. We cannot provide exact guidance here as the location may vary for each user, all you have to do is select the .bin file you've downloaded from staff.

After both of these settings are correct, click the highlighted button below to select your bin file.

7) After you have selected your bin file, you will see the line next to it fill with text, which is a good sign as it means the tool has found your file. Before proceeding, check a few things. Make sure the file path in that line does not contain any spaces. If it does, you will need to correct them and then reopen the tool. You can fix this by renaming folders or files. Also, ensure that you are using the JTAG port and that your DMA is powered on. Then you can click the button boxed below to start flashing your DMA card.

After you have selected your bin file, you will see the line next to it fill with text, which is a good sign...

After a short while, in the dark grey box next to the progress bar, stopping at 100%, you should see a message like "Shutdown command Invoked, Close CH347."

Once you see this message, you can safely close the tool and proceed to speed testing. Keep in mind that flashing is not instantaneous. If the process does not complete successfully or an error occurs, provide the details in a support ticket in our Discord for assistance. If it has a massive block of text with no progress bar please send your full screen picture inside of your ticket in our Discord.