Differences between CDC and VCP??

vlr · ‎2015-10-02

Posted on October 02, 2015 at 11:33

Hi, I'm trying

to communicate

my board

Olimex

(

STM32F407)

with

the

PC

through

the

USB

-

mini,

using ST Device libraries

.

Do not understand

the difference

between

VCP

and

CDC

.

Can anyone help me

and

give some advice

??

Thank you all.

#olimex #usb #vcp #cdc #stm32f407

Nesrine M_O · ‎2015-10-02

Posted on October 02, 2015 at 16:00

Hi,

CDC is a protocol specification, virtual com port is a MS Windows interface to access different communication channels (e.g. USB, RS232 remote servers) as if they where connected to a physical com port.

-Syrine-