aboutsummaryrefslogtreecommitdiffstats
path: root/Demos/Host/ClassDriver/MouseHostWithParser/MouseHostWithParser.c
diff options
context:
space:
mode:
Diffstat (limited to 'Demos/Host/ClassDriver/MouseHostWithParser/MouseHostWithParser.c')
-rw-r--r--Demos/Host/ClassDriver/MouseHostWithParser/MouseHostWithParser.c197
1 files changed, 97 insertions, 100 deletions
diff --git a/Demos/Host/ClassDriver/MouseHostWithParser/MouseHostWithParser.c b/Demos/Host/ClassDriver/MouseHostWithParser/MouseHostWithParser.c
index 8fd49f2a7..b71554f48 100644
--- a/Demos/Host/ClassDriver/MouseHostWithParser/MouseHostWithParser.c
+++ b/Demos/Host/ClassDriver/MouseHostWithParser/MouseHostWithParser.c
@@ -74,106 +74,7 @@ int main(void)
for (;;)
{
- switch (USB_HostState)
- {
- case HOST_STATE_Addressed:
- LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
-
- uint16_t ConfigDescriptorSize;
- uint8_t ConfigDescriptorData[512];
-
- if (USB_Host_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData,
- sizeof(ConfigDescriptorData)) != HOST_GETCONFIG_Successful)
- {
- puts_P(PSTR("Error Retrieving Configuration Descriptor.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
-
- if (HID_Host_ConfigurePipes(&Mouse_HID_Interface,
- ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
- {
- puts_P(PSTR("Attached Device Not a Valid Mouse.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
-
- if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)
- {
- puts_P(PSTR("Error Setting Device Configuration.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
-
- if (HID_Host_SetReportProtocol(&Mouse_HID_Interface) != 0)
- {
- puts_P(PSTR("Error Setting Report Protocol Mode or Not a Valid Mouse.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
-
- puts_P(PSTR("Mouse Enumerated.\r\n"));
- LEDs_SetAllLEDs(LEDMASK_USB_READY);
- USB_HostState = HOST_STATE_Configured;
- break;
- case HOST_STATE_Configured:
- if (HID_Host_IsReportReceived(&Mouse_HID_Interface))
- {
- uint8_t MouseReport[Mouse_HID_Interface.State.LargestReportSize];
- HID_Host_ReceiveReport(&Mouse_HID_Interface, &MouseReport);
-
- uint8_t LEDMask = LEDS_NO_LEDS;
-
- for (uint8_t ReportNumber = 0; ReportNumber < HIDReportInfo.TotalReportItems; ReportNumber++)
- {
- HID_ReportItem_t* ReportItem = &HIDReportInfo.ReportItems[ReportNumber];
-
- /* Update the report item value if it is contained within the current report */
- if (!(USB_GetHIDReportItemInfo(MouseReport, ReportItem)))
- continue;
-
- /* Determine what report item is being tested, process updated value as needed */
- if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_BUTTON) &&
- (ReportItem->ItemType == HID_REPORT_ITEM_In))
- {
- if (ReportItem->Value)
- LEDMask = LEDS_ALL_LEDS;
- }
- else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&
- (ReportItem->Attributes.Usage.Usage == USAGE_SCROLL_WHEEL) &&
- (ReportItem->ItemType == HID_REPORT_ITEM_In))
- {
- int16_t WheelDelta = HID_ALIGN_DATA(ReportItem, int16_t);
-
- if (WheelDelta)
- LEDMask = (LEDS_LED1 | LEDS_LED2 | ((WheelDelta > 0) ? LEDS_LED3 : LEDS_LED4));
- }
- else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&
- ((ReportItem->Attributes.Usage.Usage == USAGE_X) ||
- (ReportItem->Attributes.Usage.Usage == USAGE_Y)) &&
- (ReportItem->ItemType == HID_REPORT_ITEM_In))
- {
- int16_t DeltaMovement = HID_ALIGN_DATA(ReportItem, int16_t);
-
- if (DeltaMovement)
- {
- if (ReportItem->Attributes.Usage.Usage == USAGE_X)
- LEDMask |= ((DeltaMovement > 0) ? LEDS_LED1 : LEDS_LED2);
- else
- LEDMask |= ((DeltaMovement > 0) ? LEDS_LED3 : LEDS_LED4);
- }
- }
- }
-
- LEDs_SetAllLEDs(LEDMask);
- }
-
- break;
- }
+ MouseHost_Task();
HID_Host_USBTask(&Mouse_HID_Interface);
USB_USBTask();
@@ -199,6 +100,66 @@ void SetupHardware(void)
Serial_CreateStream(NULL);
}
+/** Task to manage an enumerated USB mouse once connected, to display movement
+ * data as it is received.
+ */
+void MouseHost_Task(void)
+{
+ if (USB_HostState != HOST_STATE_Configured)
+ return;
+
+ if (HID_Host_IsReportReceived(&Mouse_HID_Interface))
+ {
+ uint8_t MouseReport[Mouse_HID_Interface.State.LargestReportSize];
+ HID_Host_ReceiveReport(&Mouse_HID_Interface, &MouseReport);
+
+ uint8_t LEDMask = LEDS_NO_LEDS;
+
+ for (uint8_t ReportNumber = 0; ReportNumber < HIDReportInfo.TotalReportItems; ReportNumber++)
+ {
+ HID_ReportItem_t* ReportItem = &HIDReportInfo.ReportItems[ReportNumber];
+
+ /* Update the report item value if it is contained within the current report */
+ if (!(USB_GetHIDReportItemInfo(MouseReport, ReportItem)))
+ continue;
+
+ /* Determine what report item is being tested, process updated value as needed */
+ if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_BUTTON) &&
+ (ReportItem->ItemType == HID_REPORT_ITEM_In))
+ {
+ if (ReportItem->Value)
+ LEDMask = LEDS_ALL_LEDS;
+ }
+ else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&
+ (ReportItem->Attributes.Usage.Usage == USAGE_SCROLL_WHEEL) &&
+ (ReportItem->ItemType == HID_REPORT_ITEM_In))
+ {
+ int16_t WheelDelta = HID_ALIGN_DATA(ReportItem, int16_t);
+
+ if (WheelDelta)
+ LEDMask = (LEDS_LED1 | LEDS_LED2 | ((WheelDelta > 0) ? LEDS_LED3 : LEDS_LED4));
+ }
+ else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&
+ ((ReportItem->Attributes.Usage.Usage == USAGE_X) ||
+ (ReportItem->Attributes.Usage.Usage == USAGE_Y)) &&
+ (ReportItem->ItemType == HID_REPORT_ITEM_In))
+ {
+ int16_t DeltaMovement = HID_ALIGN_DATA(ReportItem, int16_t);
+
+ if (DeltaMovement)
+ {
+ if (ReportItem->Attributes.Usage.Usage == USAGE_X)
+ LEDMask |= ((DeltaMovement > 0) ? LEDS_LED1 : LEDS_LED2);
+ else
+ LEDMask |= ((DeltaMovement > 0) ? LEDS_LED3 : LEDS_LED4);
+ }
+ }
+ }
+
+ LEDs_SetAllLEDs(LEDMask);
+ }
+}
+
/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
* starts the library USB task to begin the enumeration and USB management process.
*/
@@ -222,6 +183,42 @@ void EVENT_USB_Host_DeviceUnattached(void)
*/
void EVENT_USB_Host_DeviceEnumerationComplete(void)
{
+ LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
+
+ uint16_t ConfigDescriptorSize;
+ uint8_t ConfigDescriptorData[512];
+
+ if (USB_Host_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData,
+ sizeof(ConfigDescriptorData)) != HOST_GETCONFIG_Successful)
+ {
+ puts_P(PSTR("Error Retrieving Configuration Descriptor.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ return;
+ }
+
+ if (HID_Host_ConfigurePipes(&Mouse_HID_Interface,
+ ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
+ {
+ puts_P(PSTR("Attached Device Not a Valid Mouse.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ return;
+ }
+
+ if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)
+ {
+ puts_P(PSTR("Error Setting Device Configuration.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ return;
+ }
+
+ if (HID_Host_SetReportProtocol(&Mouse_HID_Interface) != 0)
+ {
+ puts_P(PSTR("Error Setting Report Protocol Mode or Not a Valid Mouse.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ return;
+ }
+
+ puts_P(PSTR("Mouse Enumerated.\r\n"));
LEDs_SetAllLEDs(LEDMASK_USB_READY);
}