/** Host USB management task. This task handles the control of USB Mice while in USB Host mode,
* setting up the appropriate data pipes and processing reports from the attached device.
*/
void MouseHost_Task(void)
{
if (USB_HostState != HOST_STATE_Configured)
return;
if (HID_Host_IsReportReceived(&Mouse_HID_Host_Interface))
{
uint8_t LEDMask = LEDS_NO_LEDS;
USB_MouseReport_Data_t MouseReport;
HID_Host_ReceiveReport(&Mouse_HID_Host_Interface, &MouseReport);
printf_P(PSTR("dX:%2d dY:%2d Button:%d\r\n"), MouseReport.X,
MouseReport.Y,
MouseReport.Button);
if (MouseReport.X > 0)
LEDMask |= LEDS_LED1;
else if (MouseReport.X < 0)
LEDMask |= LEDS_LED2;
if (MouseReport.Y > 0)
LEDMask |= LEDS_LED3;
else if (MouseReport.Y < 0)
LEDMask |= LEDS_LED4;
if (MouseReport.Button)
LEDMask = LEDS_ALL_LEDS;
LEDs_SetAllLEDs(LEDMask);
}
}
/** 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);
}
}
/** Task to manage an enumerated USB keyboard once connected, to display key state
* data as it is received.
*/
char KeyboardHost_Task(void)
{
if (USB_HostState[Keyboard_Host_HID_Interface.Config.PortNumber] != HOST_STATE_Configured)
return 0;
if (HID_Host_IsReportReceived(&Keyboard_Host_HID_Interface))
{
USB_KeyboardReport_Data_t KeyboardReport;
HID_Host_ReceiveReport(&Keyboard_Host_HID_Interface, &KeyboardReport);
LEDs_ChangeLEDs(LEDS_LED1, (KeyboardReport.Modifier) ? LEDS_LED1 : 0);
uint8_t KeyCode = KeyboardReport.KeyCode[0];
if (KeyCode)
{
char PressedKey = 0;
LEDs_ToggleLEDs(LEDS_LED2);
/* Retrieve pressed key character if alphanumeric */
if ((KeyCode >= HID_KEYBOARD_SC_A) && (KeyCode <= HID_KEYBOARD_SC_Z))
{
PressedKey = (KeyCode - HID_KEYBOARD_SC_A) + 'A';
}
else if ((KeyCode >= HID_KEYBOARD_SC_1_AND_EXCLAMATION) &
(KeyCode < HID_KEYBOARD_SC_0_AND_CLOSING_PARENTHESIS))
{
PressedKey = (KeyCode - HID_KEYBOARD_SC_1_AND_EXCLAMATION) + '1';
}
else if (KeyCode == HID_KEYBOARD_SC_0_AND_CLOSING_PARENTHESIS)
{
PressedKey = '0';
}
else if (KeyCode == HID_KEYBOARD_SC_SPACE)
{
PressedKey = ' ';
}
else if (KeyCode == HID_KEYBOARD_SC_ENTER)
{
PressedKey = '\n';
}
if (PressedKey)
putchar(PressedKey);
return PressedKey;
}
return 0;
}
}
KeysPressed KeyboardHost::getKeys() {
// perform required USB tasks, from LUFA examples
HID_Host_USBTask(&Keyboard_HID_Interface);
USB_USBTask();
KeysPressed ReturnDesc = { STAT_CONNECTED, m_map, 0, { { 0,0}, {0,0}, {0,0}, {0,0}, {0,0}, {0,0} } };
// check for errors, not connected
if ( status() == STAT_ERROR ) {
ReturnDesc.status = STAT_ERROR;
return ReturnDesc;
}
if (USB_HostState != HOST_STATE_Configured) {
ReturnDesc.status = STAT_NOTCONNECTED;
return ReturnDesc;
}
if (HID_Host_IsReportReceived(&Keyboard_HID_Interface)) {
USB_KeyboardReport_Data_t KeyboardReport;
HID_Host_ReceiveReport(&Keyboard_HID_Interface, &KeyboardReport);
uint8_t Modifier = KeyboardReport.Modifier;
for(uint8_t i = 0; i < 6; i++) {
_mapKey(KeyboardReport.KeyCode[i], Modifier, ReturnDesc.keys[i]);
}
}
// check for errors from keymapping
if( error() != ERROR_NONE )
ReturnDesc.status = STAT_ERROR;
return ReturnDesc;
}
/* Keyboard management task */
static void KeyboardHost_Task(void)
{
uint8_t KeyCode;
if (USB_HostState[Keyboard_HID_Interface.Config.PortNumber] != HOST_STATE_Configured) {
return;
}
if (HID_Host_IsReportReceived(&Keyboard_HID_Interface)) {
USB_KeyboardReport_Data_t KeyboardReport;
HID_Host_ReceiveReport(&Keyboard_HID_Interface, &KeyboardReport);
KeyCode = KeyboardReport.KeyCode[0];
if (KeyCode) {
char PressedKey = 0;
/* Retrieve pressed key character if alphanumeric */
if ((KeyCode >= HID_KEYBOARD_SC_A) && (KeyCode <= HID_KEYBOARD_SC_Z)) {
PressedKey = (KeyCode - HID_KEYBOARD_SC_A) + 'A';
}
else if ((KeyCode >= HID_KEYBOARD_SC_1_AND_EXCLAMATION) &
(KeyCode < HID_KEYBOARD_SC_0_AND_CLOSING_PARENTHESIS)) {
PressedKey = (KeyCode - HID_KEYBOARD_SC_1_AND_EXCLAMATION) + '1';
}
else if (KeyCode == HID_KEYBOARD_SC_0_AND_CLOSING_PARENTHESIS) {
PressedKey = '0';
}
else if (KeyCode == HID_KEYBOARD_SC_SPACE) {
PressedKey = ' ';
}
else if (KeyCode == HID_KEYBOARD_SC_ENTER) {
PressedKey = '\n';
}
if (PressedKey) {
putchar(PressedKey);
}
}
}
}
/** Main program entry point. This routine configures the hardware required by the application, then
* enters a loop to run the application tasks in sequence.
*/
int main(void)
{
SetupHardware();
puts_P(PSTR(ESC_FG_CYAN "Keyboard Host Demo running.\r\n" ESC_FG_WHITE));
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
sei();
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(&Keyboard_HID_Interface,
ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
{
puts_P(PSTR("Attached Device Not a Valid Keyboard.\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_SetBootProtocol(&Keyboard_HID_Interface) != 0)
{
puts_P(PSTR("Could not Set Boot Protocol Mode.\r\n"));
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
puts_P(PSTR("Keyboard Enumerated.\r\n"));
LEDs_SetAllLEDs(LEDMASK_USB_READY);
USB_HostState = HOST_STATE_Configured;
break;
case HOST_STATE_Configured:
if (HID_Host_IsReportReceived(&Keyboard_HID_Interface))
{
USB_KeyboardReport_Data_t KeyboardReport;
HID_Host_ReceiveReport(&Keyboard_HID_Interface, &KeyboardReport);
LEDs_ChangeLEDs(LEDS_LED1, (KeyboardReport.Modifier) ? LEDS_LED1 : 0);
uint8_t KeyCode = KeyboardReport.KeyCode[0];
if (KeyCode)
{
char PressedKey = 0;
LEDs_ToggleLEDs(LEDS_LED2);
/* Retrieve pressed key character if alphanumeric */
if ((KeyCode >= HID_KEYBOARD_SC_A) && (KeyCode <= HID_KEYBOARD_SC_Z))
{
PressedKey = (KeyCode - HID_KEYBOARD_SC_A) + 'A';
}
else if ((KeyCode >= HID_KEYBOARD_SC_1_AND_EXCLAMATION) &
(KeyCode <= HID_KEYBOARD_SC_0_AND_CLOSING_PARENTHESIS))
{
PressedKey = (KeyCode - HID_KEYBOARD_SC_1_AND_EXCLAMATION) + '0';
}
else if (KeyCode == HID_KEYBOARD_SC_SPACE)
{
PressedKey = ' ';
}
else if (KeyCode == HID_KEYBOARD_SC_ENTER)
{
PressedKey = '\n';
}
if (PressedKey)
putchar(PressedKey);
}
}
break;
}
HID_Host_USBTask(&Keyboard_HID_Interface);
USB_USBTask();
}
}
/** Main program entry point. This routine configures the hardware required by the application, then
* enters a loop to run the application tasks in sequence.
*/
int main(void)
{
SetupHardware();
puts_P(PSTR(ESC_FG_CYAN "Mouse Host Demo running.\r\n" ESC_FG_WHITE));
sei();
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
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 == REPORT_ITEM_TYPE_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 == REPORT_ITEM_TYPE_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 == REPORT_ITEM_TYPE_In))
{
int16_t DeltaMovement = HID_ALIGN_DATA(ReportItem, int16_t);
if (ReportItem->Attributes.Usage.Usage == USAGE_X)
{
if (DeltaMovement)
LEDMask |= ((DeltaMovement > 0) ? LEDS_LED1 : LEDS_LED2);
}
else
{
if (DeltaMovement)
LEDMask |= ((DeltaMovement > 0) ? LEDS_LED3 : LEDS_LED4);
}
}
}
LEDs_SetAllLEDs(LEDMask);
}
break;
}
HID_Host_USBTask(&Mouse_HID_Interface);
USB_USBTask();
}
}
/** Task to manage an enumerated USB keyboard once connected, to display key state
* data as it is received.
*/
void KeyboardHost_Task(void)
{
if (USB_HostState != HOST_STATE_Configured)
return;
if (HID_Host_IsReportReceived(&Keyboard_HID_Interface))
{
uint8_t KeyboardReport[Keyboard_HID_Interface.State.LargestReportSize];
HID_Host_ReceiveReport(&Keyboard_HID_Interface, &KeyboardReport);
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(KeyboardReport, ReportItem)))
continue;
/* Determine what report item is being tested, process updated value as needed */
if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_KEYBOARD) &&
(ReportItem->Attributes.BitSize == 8) &&
(ReportItem->Attributes.Logical.Maximum > 1) &&
(ReportItem->ItemType == HID_REPORT_ITEM_In))
{
/* Key code is an unsigned char in length, cast to the appropriate type */
uint8_t KeyCode = (uint8_t)ReportItem->Value;
/* If scan-code is non-zero, a key is being pressed */
if (KeyCode)
{
/* Toggle status LED to indicate keypress */
LEDs_ToggleLEDs(LEDS_LED2);
char PressedKey = 0;
/* Convert scan-code to printable character if alphanumeric */
if ((KeyCode >= HID_KEYBOARD_SC_A) && (KeyCode <= HID_KEYBOARD_SC_Z))
{
PressedKey = (KeyCode - HID_KEYBOARD_SC_A) + 'A';
}
else if ((KeyCode >= HID_KEYBOARD_SC_1_AND_EXCLAMATION) &
(KeyCode < HID_KEYBOARD_SC_0_AND_CLOSING_PARENTHESIS))
{
PressedKey = (KeyCode - HID_KEYBOARD_SC_1_AND_EXCLAMATION) + '1';
}
else if (KeyCode == HID_KEYBOARD_SC_0_AND_CLOSING_PARENTHESIS)
{
PressedKey = '0';
}
else if (KeyCode == HID_KEYBOARD_SC_SPACE)
{
PressedKey = ' ';
}
else if (KeyCode == HID_KEYBOARD_SC_ENTER)
{
PressedKey = '\n';
}
/* Print the pressed key character out through the serial port if valid */
if (PressedKey)
putchar(PressedKey);
}
/* Once a scan-code is found, stop scanning through the report items */
break;
}
}
}
}
/** Main program entry point. This routine configures the hardware required by the application, then
* enters a loop to run the application tasks in sequence.
*/
int main(void)
{
SetupHardware();
puts_P(PSTR(ESC_FG_CYAN "Keyboard Host Demo running.\r\n" ESC_FG_WHITE));
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
sei();
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(&Keyboard_HID_Interface,
ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
{
puts_P(PSTR("Attached Device Not a Valid Keyboard.\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(&Keyboard_HID_Interface) != 0)
{
puts_P(PSTR("Error Setting Report Protocol Mode or Not a Valid Keyboard.\r\n"));
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
puts_P(PSTR("Keyboard Enumerated.\r\n"));
LEDs_SetAllLEDs(LEDMASK_USB_READY);
USB_HostState = HOST_STATE_Configured;
break;
case HOST_STATE_Configured:
if (HID_Host_IsReportReceived(&Keyboard_HID_Interface))
{
uint8_t KeyboardReport[Keyboard_HID_Interface.State.LargestReportSize];
HID_Host_ReceiveReport(&Keyboard_HID_Interface, &KeyboardReport);
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(KeyboardReport, ReportItem)))
continue;
/* Determine what report item is being tested, process updated value as needed */
if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_KEYBOARD) &&
(ReportItem->Attributes.BitSize == 8) &&
(ReportItem->Attributes.Logical.Maximum > 1) &&
(ReportItem->ItemType == REPORT_ITEM_TYPE_In))
{
/* Key code is an unsigned char in length, cast to the appropriate type */
uint8_t KeyCode = (uint8_t)ReportItem->Value;
/* If scan-code is non-zero, a key is being pressed */
if (KeyCode)
{
/* Toggle status LED to indicate keypress */
LEDs_ToggleLEDs(LEDS_LED2);
char PressedKey = 0;
/* Convert scan-code to printable character if alphanumeric */
if ((KeyCode >= 0x04) && (KeyCode <= 0x1D))
PressedKey = (KeyCode - 0x04) + 'A';
else if ((KeyCode >= 0x1E) && (KeyCode <= 0x27))
PressedKey = (KeyCode - 0x1E) + '0';
else if (KeyCode == 0x2C)
PressedKey = ' ';
else if (KeyCode == 0x28)
PressedKey = '\n';
/* Print the pressed key character out through the serial port if valid */
if (PressedKey)
putchar(PressedKey);
}
/* Once a scan-code is found, stop scanning through the report items */
break;
}
}
}
break;
}
HID_Host_USBTask(&Keyboard_HID_Interface);
USB_USBTask();
}
}
/** Host state machine task. This task handles the enumeration and control of USB Mice while in USB Host mode,
* setting up the appropriate data pipes and processing reports from the attached device.
*/
void MouseHostTask(void)
{
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)
{
printf("Error Retrieving Configuration Descriptor.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
if (HID_Host_ConfigurePipes(&Mouse_HID_Host_Interface,
ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
{
printf("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)
{
printf("Error Setting Device Configuration.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
if (HID_Host_SetBootProtocol(&Mouse_HID_Host_Interface) != 0)
{
printf("Could not Set Boot Protocol Mode.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
printf("Mouse Enumerated.\r\n");
USB_HostState = HOST_STATE_Configured;
break;
case HOST_STATE_Configured:
if (HID_Host_IsReportReceived(&Mouse_HID_Host_Interface))
{
uint8_t LEDMask = LEDS_NO_LEDS;
USB_MouseReport_Data_t MouseReport;
HID_Host_ReceiveReport(&Mouse_HID_Host_Interface, &MouseReport);
printf_P(PSTR("dX:%2d dY:%2d Button:%d\r\n"), MouseReport.X,
MouseReport.Y,
MouseReport.Button);
if (MouseReport.X > 0)
LEDMask |= LEDS_LED1;
else if (MouseReport.X < 0)
LEDMask |= LEDS_LED2;
if (MouseReport.Y > 0)
LEDMask |= LEDS_LED3;
else if (MouseReport.Y < 0)
LEDMask |= LEDS_LED4;
if (MouseReport.Button)
LEDMask = LEDS_ALL_LEDS;
LEDs_SetAllLEDs(LEDMask);
}
break;
}
}
/** Main program entry point. This routine configures the hardware required by the application, then
* enters a loop to run the application tasks in sequence.
*/
int main(void)
{
SetupHardware();
puts_P(PSTR(ESC_FG_CYAN "Joystick Host Demo running.\r\n" ESC_FG_WHITE));
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
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)
{
printf("Error Retrieving Configuration Descriptor.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
if (HID_Host_ConfigurePipes(&Joystick_HID_Interface,
ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
{
printf("Attached Device Not a Valid Joystick.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)
{
printf("Error Setting Device Configuration.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
if (HID_Host_SetReportProtocol(&Joystick_HID_Interface) != 0)
{
printf("Error Setting Report Protocol Mode or Not a Valid Joystick.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
LEDs_SetAllLEDs(LEDS_NO_LEDS);
printf("Joystick Enumerated.\r\n");
USB_HostState = HOST_STATE_Configured;
break;
case HOST_STATE_Configured:
if (HID_Host_IsReportReceived(&Joystick_HID_Interface))
{
uint8_t JoystickReport[Joystick_HID_Interface.State.LargestReportSize];
HID_Host_ReceiveReport(&Joystick_HID_Interface, &JoystickReport);
uint8_t LEDMask = LEDS_NO_LEDS;
for (uint8_t ReportNumber = 0; ReportNumber < HIDReportInfo.TotalReportItems; ReportNumber++)
{
HID_ReportItem_t* ReportItem = &HIDReportInfo.ReportItems[ReportNumber];
if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_BUTTON) &&
(ReportItem->ItemType == REPORT_ITEM_TYPE_In))
{
/* Get the joystick button value if it is contained within the current report, if not,
* skip to the next item in the parser list
*/
if (!(USB_GetHIDReportItemInfo(JoystickReport, ReportItem)))
continue;
if (ReportItem->Value)
LEDMask = LEDS_ALL_LEDS;
}
else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&
((ReportItem->Attributes.Usage.Usage == USAGE_X) ||
(ReportItem->Attributes.Usage.Usage == USAGE_Y)) &&
(ReportItem->ItemType == REPORT_ITEM_TYPE_In))
{
/* Get the joystick relative position value if it is contained within the current
* report, if not, skip to the next item in the parser list
*/
if (!(USB_GetHIDReportItemInfo(JoystickReport, ReportItem)))
continue;
int16_t DeltaMovement = (int16_t)(ReportItem->Value << (16 - ReportItem->Attributes.BitSize));
if (ReportItem->Attributes.Usage.Usage == USAGE_X)
{
if (DeltaMovement)
LEDMask |= ((DeltaMovement > 0) ? LEDS_LED1 : LEDS_LED2);
}
else
{
if (DeltaMovement)
LEDMask |= ((DeltaMovement > 0) ? LEDS_LED3 : LEDS_LED4);
}
}
}
LEDs_SetAllLEDs(LEDMask);
}
break;
}
HID_Host_USBTask(&Joystick_HID_Interface);
USB_USBTask();
}
}