diff options
author | Dean Camera <[email protected]> | 2009-08-16 08:51:54 +0000 |
---|---|---|
committer | Dean Camera <[email protected]> | 2009-08-16 08:51:54 +0000 |
commit | b71ff7c8cd68209a74c8690f4d190cc634ef8fb3 (patch) | |
tree | 00dc93dadd1e8fc9841fec230be8dd7db006b6ba /Demos/Device/ClassDriver/Keyboard | |
parent | 25ddbb9e3bcf184ebf1c17ea254b3c0c924327e2 (diff) | |
download | qmk_firmware-b71ff7c8cd68209a74c8690f4d190cc634ef8fb3.tar.gz qmk_firmware-b71ff7c8cd68209a74c8690f4d190cc634ef8fb3.zip |
Added new EVENT_USB_Device_StartOfFrame() event, controlled by the new USB_Device_EnableSOFEvents() and USB_Device_DisableSOFEvents() macros to give bus-synchronised millisecond interrupts when in USB device mode.
Diffstat (limited to 'Demos/Device/ClassDriver/Keyboard')
-rw-r--r-- | Demos/Device/ClassDriver/Keyboard/Keyboard.c | 12 | ||||
-rw-r--r-- | Demos/Device/ClassDriver/Keyboard/Keyboard.h | 1 |
2 files changed, 5 insertions, 8 deletions
diff --git a/Demos/Device/ClassDriver/Keyboard/Keyboard.c b/Demos/Device/ClassDriver/Keyboard/Keyboard.c index 6f0bd1d1a8..e609d7acb2 100644 --- a/Demos/Device/ClassDriver/Keyboard/Keyboard.c +++ b/Demos/Device/ClassDriver/Keyboard/Keyboard.c @@ -89,12 +89,6 @@ void SetupHardware() LEDs_Init();
Buttons_Init();
USB_Init();
-
- /* Millisecond timer initialization, with output compare interrupt enabled for the idle timing */
- OCR0A = ((F_CPU / 64) / 1000);
- TCCR0A = (1 << WGM01);
- TCCR0B = ((1 << CS01) | (1 << CS00));
- TIMSK0 = (1 << OCIE0A);
}
/** Event handler for the library USB Connection event. */
@@ -116,6 +110,8 @@ void EVENT_USB_Device_ConfigurationChanged(void) if (!(HID_Device_ConfigureEndpoints(&Keyboard_HID_Interface)))
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+
+ USB_Device_EnableSOFEvents();
}
/** Event handler for the library USB Unhandled Control Request event. */
@@ -124,8 +120,8 @@ void EVENT_USB_Device_UnhandledControlRequest(void) HID_Device_ProcessControlRequest(&Keyboard_HID_Interface);
}
-/** ISR to keep track of each millisecond interrupt, for determining the HID class idle period remaining when set. */
-ISR(TIMER0_COMPA_vect, ISR_BLOCK)
+/** Event handler for the USB device Start Of Frame event. */
+void EVENT_USB_Device_StartOfFrame(void)
{
HID_Device_MillisecondElapsed(&Keyboard_HID_Interface);
}
diff --git a/Demos/Device/ClassDriver/Keyboard/Keyboard.h b/Demos/Device/ClassDriver/Keyboard/Keyboard.h index 0f7176ce01..ebd83d5c59 100644 --- a/Demos/Device/ClassDriver/Keyboard/Keyboard.h +++ b/Demos/Device/ClassDriver/Keyboard/Keyboard.h @@ -85,6 +85,7 @@ void EVENT_USB_Device_Disconnect(void);
void EVENT_USB_Device_ConfigurationChanged(void);
void EVENT_USB_Device_UnhandledControlRequest(void);
+ void EVENT_USB_Device_StartOfFrame(void);
bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, uint8_t* const ReportID,
void* ReportData, uint16_t* ReportSize);
|