Advantages of Using Cypress CDC Driver over Microsoft Native Driver – KBA90067

Version: **

 

Question: What are the advantages of using Cypress CDC Driver instead of native Microsoft Driver?

 

Answer:

The advantages of using Cypress CDC driver are

  1.   Cypress CDC driver support flow control.
  2.   Microsoft driver handles only Parity error where as Cypress CDC driver handles errors, such as Parity error, Overrun error and Frame error.
  3.   Microsoft native driver was developed for old modems and can support only up to few Kbps bandwidths where as Cypress driver supports up to 3 Mbps.
  4.   Microsoft driver does not clear the device buffer whereas Cypress CDC driver clears the device buffer by sending the purge command.