Can't download .sof file

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Can't download .sof file

1. 'Programmer找不到端口导致.sof文件无法下载'

解决办法link 到《Programmer检测不到USB Blaster》网页。

2. Programmer找得到端口，但是下载到一定进度显示失败： a. 查看RUN/PROG开关的设置是否正确。（请设置到RUN 模式） b.请注意FPGA主板的jtag链回环。如果没有接子卡 ， 注意开发板上的对应跳线帽接法，让jtag链形成回环。 c.查看Programmer的Mode 设置是否正确。（请设置到jtag mode）

1. Plug the USB-Blaster II cable into your PC.
2. Open the Device Manager, and right-click on the Unknown device under the Other devices branch.
3. Select Update Driver Software.
4. elect Browse my computer for driver software.
5. Enter the location of the Quartus Prime software USB-Blaster II driver files directory (<Path to Quartus Prime installation>\drivers\usb-blaster-ii) in the Search for driver software in this location field.
6. Click Next.
7. Click Install in the Would you like to install this device software? Windows security dialog box.
8. Close the Update Driver Software - Altera USB-Blaster II (Unconfigured)successful installation notification. The Device Manager now shows a new branch called JTAG cables with an Altera USB-#Blaster II (Unconfigured) node.
9. Open the Quartus Prime Programmer. Within a few seconds, the JTAG cables branch displays two nodes: Altera USB-Blaster II (JTAG interface) and Altera-USB Blaster II (System Console interface).

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