diff options
Diffstat (limited to 'Demos/Device/CDC/CDC.c')
| -rw-r--r-- | Demos/Device/CDC/CDC.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/Demos/Device/CDC/CDC.c b/Demos/Device/CDC/CDC.c index e6bc1a455..6f1539334 100644 --- a/Demos/Device/CDC/CDC.c +++ b/Demos/Device/CDC/CDC.c @@ -28,8 +28,18 @@ this software.
*/
+/** \file
+ *
+ * Main source file for the CDC demo. This file contains the main tasks of
+ * the demo and is responsible for the initial application hardware configuration.
+ */
+
#include "CDC.h"
+/** LUFA CDC Class driver interface configuration and state information. This structure is
+ * passed to all CDC Class driver functions, so that multiple instances of the same class
+ * within a device can be differentiated from one another.
+ */
USB_ClassInfo_CDC_t VirtualSerial_CDC_Interface =
{
.ControlInterfaceNumber = 0,
@@ -44,6 +54,9 @@ USB_ClassInfo_CDC_t VirtualSerial_CDC_Interface = .NotificationEndpointSize = CDC_NOTIFICATION_EPSIZE,
};
+/** Main program entry point. This routine contains the overall program flow, including initial
+ * setup of all components and the main program loop.
+ */
int main(void)
{
SetupHardware();
@@ -63,6 +76,7 @@ int main(void) }
}
+/** Configures the board hardware and chip peripherals for the demo's functionality. */
void SetupHardware(void)
{
/* Disable watchdog if enabled by bootloader/fuses */
@@ -78,11 +92,12 @@ void SetupHardware(void) USB_Init();
}
+/** Checks for changes in the position of the board joystick, sending strings to the host upon each change. */
void CheckJoystickMovement(void)
{
uint8_t JoyStatus_LCL = Joystick_GetStatus();
char* ReportString = NULL;
- static bool ActionSent = false;
+ static bool ActionSent = false;
char* JoystickStrings[] =
{
@@ -114,16 +129,19 @@ void CheckJoystickMovement(void) }
}
+/** Event handler for the library USB Connection event. */
void EVENT_USB_Connect(void)
{
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
}
+/** Event handler for the library USB Disconnection event. */
void EVENT_USB_Disconnect(void)
{
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
}
+/** Event handler for the library USB Configuration Changed event. */
void EVENT_USB_ConfigurationChanged(void)
{
LEDs_SetAllLEDs(LEDMASK_USB_READY);
@@ -132,6 +150,7 @@ void EVENT_USB_ConfigurationChanged(void) LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
}
+/** Event handler for the library USB Unhandled Control Packet event. */
void EVENT_USB_UnhandledControlPacket(void)
{
USB_CDC_ProcessControlPacket(&VirtualSerial_CDC_Interface);
|