/*
LUFA Library
- Copyright (C) Dean Camera, 2011.
+ Copyright (C) Dean Camera, 2015.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
- Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2015 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
- The author disclaim all warranties with regard to this
+ The author disclaims all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
#include "KeyboardHostWithParser.h"
/** Processed HID report descriptor items structure, containing information on each HID report element */
-HID_ReportInfo_t HIDReportInfo;
+static HID_ReportInfo_t HIDReportInfo;
/** 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
{
.Config =
{
- .DataINPipeNumber = 1,
- .DataINPipeDoubleBank = false,
-
- .DataOUTPipeNumber = 2,
- .DataOUTPipeDoubleBank = false,
-
+ .DataINPipe =
+ {
+ .Address = (PIPE_DIR_IN | 1),
+ .Banks = 1,
+ },
+ .DataOUTPipe =
+ {
+ .Address = (PIPE_DIR_OUT | 2),
+ .Banks = 1,
+ },
.HIDInterfaceProtocol = HID_CSCP_NonBootProtocol,
-
.HIDParserData = &HIDReportInfo
},
};
puts_P(PSTR(ESC_FG_CYAN "Keyboard Host Demo running.\r\n" ESC_FG_WHITE));
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
- sei();
+ GlobalInterruptEnable();
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 == 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) + '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;
- }
- }
- }
-
- break;
- }
+ KeyboardHost_Task();
HID_Host_USBTask(&Keyboard_HID_Interface);
USB_USBTask();
/** Configures the board hardware and chip peripherals for the demo's functionality. */
void SetupHardware(void)
{
+#if (ARCH == ARCH_AVR8)
/* Disable watchdog if enabled by bootloader/fuses */
MCUSR &= ~(1 << WDRF);
wdt_disable();
/* Disable clock division */
clock_prescale_set(clock_div_1);
+#endif
/* Hardware Initialization */
Serial_Init(9600, false);
Serial_CreateStream(NULL);
}
+/** 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;
+ }
+ }
+ }
+}
+
/** 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.
*/
*/
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(&Keyboard_HID_Interface,
+ ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
+ {
+ puts_P(PSTR("Attached Device Not a Valid Keyboard.\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(&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_Host_SetDeviceConfiguration(0);
+ return;
+ }
+
+ puts_P(PSTR("Keyboard Enumerated.\r\n"));
LEDs_SetAllLEDs(LEDMASK_USB_READY);
}
/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
{
- USB_ShutDown();
+ USB_Disable();
printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
" -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
*
* \param[in] CurrentItem Pointer to the item the HID report parser is currently working with
*
- * \return Boolean true if the item should be stored into the HID report structure, false if it should be discarded
+ * \return Boolean \c true if the item should be stored into the HID report structure, \c false if it should be discarded
*/
bool CALLBACK_HIDParser_FilterHIDReportItem(HID_ReportItem_t* const CurrentItem)
{
projects / pub / USBasp.git / blobdiff