diff options
Diffstat (limited to 'Demos/Device/LowLevel/KeyboardMouse/KeyboardMouse.c')
| -rw-r--r-- | Demos/Device/LowLevel/KeyboardMouse/KeyboardMouse.c | 112 |
1 files changed, 56 insertions, 56 deletions
diff --git a/Demos/Device/LowLevel/KeyboardMouse/KeyboardMouse.c b/Demos/Device/LowLevel/KeyboardMouse/KeyboardMouse.c index ddfe05a4b..c60f08f9c 100644 --- a/Demos/Device/LowLevel/KeyboardMouse/KeyboardMouse.c +++ b/Demos/Device/LowLevel/KeyboardMouse/KeyboardMouse.c @@ -212,6 +212,10 @@ void Keyboard_HID_Task(void) {
uint8_t JoyStatus_LCL = Joystick_GetStatus();
+ /* Device must be connected and configured for the task to run */
+ if (!(USB_IsConnected) || !(USB_ConfigurationNumber))
+ return;
+
/* Check if board button is not pressed, if so mouse mode enabled */
if (!(Buttons_GetStatus() & BUTTONS_BUTTON1))
{
@@ -228,51 +232,47 @@ void Keyboard_HID_Task(void) if (JoyStatus_LCL & JOY_PRESS)
KeyboardReportData.KeyCode[0] = 0x08; // E
}
-
- /* Check if the USB system is connected to a host and report protocol mode is enabled */
- if (USB_IsConnected)
+
+ /* Select the Keyboard Report Endpoint */
+ Endpoint_SelectEndpoint(KEYBOARD_IN_EPNUM);
+
+ /* Check if Keyboard Endpoint Ready for Read/Write */
+ if (Endpoint_IsReadWriteAllowed())
{
- /* Select the Keyboard Report Endpoint */
- Endpoint_SelectEndpoint(KEYBOARD_IN_EPNUM);
-
- /* Check if Keyboard Endpoint Ready for Read/Write */
- if (Endpoint_IsReadWriteAllowed())
- {
- /* Write Keyboard Report Data */
- Endpoint_Write_Stream_LE(&KeyboardReportData, sizeof(KeyboardReportData));
-
- /* Finalize the stream transfer to send the last packet */
- Endpoint_ClearIN();
-
- /* Clear the report data afterwards */
- memset(&KeyboardReportData, 0, sizeof(KeyboardReportData));
- }
-
- /* Select the Keyboard LED Report Endpoint */
- Endpoint_SelectEndpoint(KEYBOARD_OUT_EPNUM);
-
- /* Check if Keyboard LED Endpoint Ready for Read/Write */
- if (Endpoint_IsReadWriteAllowed())
- {
- /* Read in the LED report from the host */
- uint8_t LEDStatus = Endpoint_Read_Byte();
- uint8_t LEDMask = LEDS_LED2;
-
- if (LEDStatus & 0x01) // NUM Lock
- LEDMask |= LEDS_LED1;
-
- if (LEDStatus & 0x02) // CAPS Lock
- LEDMask |= LEDS_LED3;
+ /* Write Keyboard Report Data */
+ Endpoint_Write_Stream_LE(&KeyboardReportData, sizeof(KeyboardReportData));
+
+ /* Finalize the stream transfer to send the last packet */
+ Endpoint_ClearIN();
+
+ /* Clear the report data afterwards */
+ memset(&KeyboardReportData, 0, sizeof(KeyboardReportData));
+ }
+
+ /* Select the Keyboard LED Report Endpoint */
+ Endpoint_SelectEndpoint(KEYBOARD_OUT_EPNUM);
+
+ /* Check if Keyboard LED Endpoint Ready for Read/Write */
+ if (Endpoint_IsReadWriteAllowed())
+ {
+ /* Read in the LED report from the host */
+ uint8_t LEDStatus = Endpoint_Read_Byte();
+ uint8_t LEDMask = LEDS_LED2;
+
+ if (LEDStatus & 0x01) // NUM Lock
+ LEDMask |= LEDS_LED1;
+
+ if (LEDStatus & 0x02) // CAPS Lock
+ LEDMask |= LEDS_LED3;
- if (LEDStatus & 0x04) // SCROLL Lock
- LEDMask |= LEDS_LED4;
+ if (LEDStatus & 0x04) // SCROLL Lock
+ LEDMask |= LEDS_LED4;
- /* Set the status LEDs to the current Keyboard LED status */
- LEDs_SetAllLEDs(LEDMask);
+ /* Set the status LEDs to the current Keyboard LED status */
+ LEDs_SetAllLEDs(LEDMask);
- /* Handshake the OUT Endpoint - clear endpoint and ready for next report */
- Endpoint_ClearOUT();
- }
+ /* Handshake the OUT Endpoint - clear endpoint and ready for next report */
+ Endpoint_ClearOUT();
}
}
@@ -283,6 +283,10 @@ void Mouse_HID_Task(void) {
uint8_t JoyStatus_LCL = Joystick_GetStatus();
+ /* Device must be connected and configured for the task to run */
+ if (!(USB_IsConnected) || !(USB_ConfigurationNumber))
+ return;
+
/* Check if board button is pressed, if so mouse mode enabled */
if (Buttons_GetStatus() & BUTTONS_BUTTON1)
{
@@ -300,23 +304,19 @@ void Mouse_HID_Task(void) MouseReportData.Button = (1 << 0);
}
- /* Check if the USB system is connected to a host and report protocol mode is enabled */
- if (USB_IsConnected)
- {
- /* Select the Mouse Report Endpoint */
- Endpoint_SelectEndpoint(MOUSE_IN_EPNUM);
+ /* Select the Mouse Report Endpoint */
+ Endpoint_SelectEndpoint(MOUSE_IN_EPNUM);
- /* Check if Mouse Endpoint Ready for Read/Write */
- if (Endpoint_IsReadWriteAllowed())
- {
- /* Write Mouse Report Data */
- Endpoint_Write_Stream_LE(&MouseReportData, sizeof(MouseReportData));
+ /* Check if Mouse Endpoint Ready for Read/Write */
+ if (Endpoint_IsReadWriteAllowed())
+ {
+ /* Write Mouse Report Data */
+ Endpoint_Write_Stream_LE(&MouseReportData, sizeof(MouseReportData));
- /* Finalize the stream transfer to send the last packet */
- Endpoint_ClearIN();
+ /* Finalize the stream transfer to send the last packet */
+ Endpoint_ClearIN();
- /* Clear the report data afterwards */
- memset(&MouseReportData, 0, sizeof(MouseReportData));
- }
+ /* Clear the report data afterwards */
+ memset(&MouseReportData, 0, sizeof(MouseReportData));
}
}
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