host_mouse_task.c File Reference

#include "config.h"
#include "conf_usb.h"
#include "host_mouse_task.h"
#include "modules/usb/host_chap9/usb_host_task.h"
#include "modules/usb/host_chap9/usb_host_enum.h"
#include "lib_mcu/usb/usb_drv.h"

Include dependency graph for host_mouse_task.c:

Go to the source code of this file.

Defines
#define	LOG_STR_CODE(str)
Functions
void	host_mouse_task_init (void)
	This function initializes the Host USB mouse application.
void	host_mouse_task (void)
Variables
U8	mouse_connected = 0
U8	pipe_mouse_in

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Detailed Description

This file manages the USB Host mouse control application.

• Compiler: IAR EWAVR and GNU GCC for AVR
• Supported devices: AT90USB1287, AT90USB1286, AT90USB647, AT90USB646

Author:

Atmel Corporation: http://www.atmel.com
Support and FAQ: http://support.atmel.no/

Definition in file host_mouse_task.c.

---

Define Documentation

#define LOG_STR_CODE

(

str

)

Definition at line 53 of file host_mouse_task.c.

Referenced by host_mouse_task(), usb_general_interrupt(), and usb_host_task().

---

Function Documentation

void host_mouse_task_init

(

void

)

This function initializes the Host USB mouse application.

Parameters:

none

Returns:

none

Definition at line 73 of file host_mouse_task.c.

References Leds_init.

{
   Leds_init();
}

void host_mouse_task

(

void

)

This function manages the HOST mouse application

Parameters:

none

Returns:

none

Definition at line 83 of file host_mouse_task.c.

References FALSE, Get_class, Get_ep_addr, Get_nb_supported_interface, Get_protocol, HID_CLASS, HID_PROTOCOL_MOUSE, Host_ack_in_received, Host_ack_nak_received, Host_continuous_in_mode, host_get_hid_repport_descriptor, host_get_hwd_pipe_nb(), host_hid_set_idle, Host_read_byte, Host_select_pipe, Host_send_in, Host_unfreeze_pipe, i, Is_device_disconnection_event, Is_host_in_received, Is_host_nak_received, Is_host_ready, Is_host_stall, Is_new_device_connection_event, Led0_off, Led0_on, Led1_off, Led1_on, Led2_off, Led2_on, Led3_off, Led3_on, Leds_off, LOG_STR_CODE, mouse_connected, and PIPE_MOUSE_IN.

{
U8 i;
S8 new_x,new_y;

   //Test HID device connection
   if(Is_host_ready())
   {
      if(Is_new_device_connection_event())   //Device connection
      {
            mouse_connected=0;
            for(i=0;i<Get_nb_supported_interface();i++)
            {
               if(Get_class(i)==HID_CLASS && Get_protocol(i)==HID_PROTOCOL_MOUSE)
               {
                  mouse_connected=1;
                  host_hid_set_idle();
                  host_get_hid_repport_descriptor();                  
                  LOG_STR_CODE(log_mouse_connect);
                  PIPE_MOUSE_IN=host_get_hwd_pipe_nb(Get_ep_addr(i,0));
                  Host_select_pipe(PIPE_MOUSE_IN);
                  Host_continuous_in_mode();
                  Host_unfreeze_pipe();
                  break;
               }
            }
      }
      if(mouse_connected)
      {
         Host_select_pipe(PIPE_MOUSE_IN);
         if(Is_host_in_received())
         {
            if(Is_host_stall()==FALSE)
            {
               i=Host_read_byte();
               new_x=(S8)Host_read_byte();
               new_y=(S8)Host_read_byte();

               if(new_x==0)
               { Led0_off(); Led1_off();}
               else if(new_x>0)
               {Led0_on(); Led1_off();}
               else
               { Led0_off(); Led1_on();}

               if(new_y==0)
               { Led2_off(); Led3_off();}
               else if(new_y>0)
               { Led2_on(); Led3_off();}
               else
               { Led2_off(); Led3_on();}
            }
            Host_ack_in_received(); Host_send_in();
         }
         if(Is_host_nak_received())
         {
            Host_ack_nak_received();
            Led0_off(); Led1_off();
            Led2_off(); Led3_off();
         }

      }
   }
   //Device disconnection...
   if(Is_device_disconnection_event())
   {
      Leds_off();
      mouse_connected=0;
   }
}

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Variable Documentation

U8 mouse_connected = 0

Definition at line 63 of file host_mouse_task.c.

Referenced by host_mouse_task().

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