X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/c8e517646538669c290c5566231c8ec2b02f33bc..eea687e6d9524e252d3ae50f06b33f4e753dcf2b:/Demos/Device/ClassDriver/GenericHID/GenericHID.c?ds=inline diff --git a/Demos/Device/ClassDriver/GenericHID/GenericHID.c b/Demos/Device/ClassDriver/GenericHID/GenericHID.c index 7eea008c5..466efaf7f 100644 --- a/Demos/Device/ClassDriver/GenericHID/GenericHID.c +++ b/Demos/Device/ClassDriver/GenericHID/GenericHID.c @@ -39,14 +39,6 @@ /** Buffer to hold the previously generated HID report, for comparison purposes inside the HID class driver. */ static uint8_t PrevHIDReportBuffer[GENERIC_REPORT_SIZE]; -/** Structure to contain reports from the host, so that they can be echoed back upon request */ -static struct -{ - uint8_t ReportID; - uint16_t ReportSize; - uint8_t ReportData[GENERIC_REPORT_SIZE]; -} HIDReportEcho; - /** LUFA HID Class driver interface configuration and state information. This structure is * passed to all HID Class driver functions, so that multiple instances of the same class * within a device can be differentiated from one another. @@ -151,13 +143,16 @@ bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDIn void* ReportData, uint16_t* const ReportSize) { - if (HIDReportEcho.ReportID) - *ReportID = HIDReportEcho.ReportID; - - memcpy(ReportData, HIDReportEcho.ReportData, HIDReportEcho.ReportSize); - - *ReportSize = HIDReportEcho.ReportSize; - return true; + uint8_t* Data = (uint8_t*)ReportData; + uint8_t CurrLEDMask = LEDs_GetLEDs(); + + Data[0] = ((CurrLEDMask & LEDS_LED1) ? 1 : 0); + Data[1] = ((CurrLEDMask & LEDS_LED2) ? 1 : 0); + Data[2] = ((CurrLEDMask & LEDS_LED3) ? 1 : 0); + Data[3] = ((CurrLEDMask & LEDS_LED4) ? 1 : 0); + + *ReportSize = GENERIC_REPORT_SIZE; + return false; } /** HID class driver callback function for the processing of HID reports from the host. @@ -174,8 +169,21 @@ void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDI const void* ReportData, const uint16_t ReportSize) { - HIDReportEcho.ReportID = ReportID; - HIDReportEcho.ReportSize = ReportSize; - memcpy(HIDReportEcho.ReportData, ReportData, ReportSize); + uint8_t* Data = (uint8_t*)ReportData; + uint8_t NewLEDMask = LEDS_NO_LEDS; + + if (Data[0]) + NewLEDMask |= LEDS_LED1; + + if (Data[1]) + NewLEDMask |= LEDS_LED1; + + if (Data[2]) + NewLEDMask |= LEDS_LED1; + + if (Data[3]) + NewLEDMask |= LEDS_LED1; + + LEDs_SetAllLEDs(NewLEDMask); }