USBD_CDC_ACM_PortSetControlLineState

#include <RTL.h>
#include <rl_usb.h>

int32_t USBD_CDC_ACM_PortSetControlLineState  (
    uint16_t ctrl_bmp );         /* Control signal bitmap */

The function USBD_CDC_ACM_PortSetControlLineState sets control line state on the port used as the Virtual COM Port. Parameter ctrl_bmp represents control signal bitmap (0. bit - DTR line state, 1. bit - RTS line state).

The function is part of the USB Device Function Driver layer of the RL-USB Device Software Stack.

Modify this function to the application needs.

• 0 - Function failed
• 1 - Function succeeded

#include <RTL.h>
#include <rl_usb.h>
#include "LED.h"

int32_t USBD_CDC_ACM_PortSetControlLineState (uint16_t ctrl_bmp) {

  ((ctrl_bmp & 1) ? (LED_On (0)) : (LED_Off (0)));
  ((ctrl_bmp & 2) ? (LED_On (1)) : (LED_Off (1)));

  return (1);
}