[configure hifive1 revb] the device manager does not recognize the port, and can not connect to j-link via USB

• First try reinstalling the driver , Then change another line

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• First of all, according to the official documents, the driver used is Segger Family , Find the download homepage https://www.segger.com/downloads/jlink
  

• Download page click 64 position
  

• Check I agree to download the software
  

• download x86_64 drive https://www.segger.com/downloads/jlink/JLink_Windows_x86_64.exe , Don't pretend 32 Bit （ the second ）, There may be a mistake “ You need to run on this computer 64 A version of the ”, And the full software size is 54M, Use FDM Download will be finished 54K Click left and right, and then click error reporting. The software is incomplete , Use Edge Just download it automatically , Install all the way by default , Position in C disc
  

• According to the meaning of the document ,freedom studio It should be able to install drivers , But I looked in the relevant catalogue and didn't find dpinst_x64.exe, Use it directly Segger Software can also install drivers , So I just installed Segger Under the software directory USBDriver/x64/dpinst_x64.exe Find this software , Installation is also the default
  

• The driver is still unrecognized after installation , Try to connect with another cable micro-usb, Successfully identified
  

• Open device manager , Check the port
  

• Use platformiot debugging , Successful startup jlink
  

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• Add a little documentation ,freedom studio Document in https://www.sifive.com/software, Click on Freedom Studio User Manual see Windows Board Setup
  

• Hifive1-revB Board data https://www.sifive.com/boards/hifive1-rev-b, Can download getting-started-guide
  

• getting-started-guide Inside , After connection D10 and D9 Light up

• getting-started-guide The sixth chapter is about Debug and Console, This download is 32 Don't use the bit
  

• The main confirmation method is to check whether the port in the device manager is recognized , If you don't recognize the startup debugging, you will keep reporting errors no emulators connected via usb

• in addition freedom studio The usage of can be found in B Stand and look Digi-Key Funpack,platformio You can see how to use western data