3 Copyright (C) Dean Camera, 2014.
5 dean [at] fourwalledcubicle [dot] com
10 Copyright 2014 Dean Camera (dean [at] fourwalledcubicle [dot] com)
12 Permission to use, copy, modify, distribute, and sell this
13 software and its documentation for any purpose is hereby granted
14 without fee, provided that the above copyright notice appear in
15 all copies and that both that the copyright notice and this
16 permission notice and warranty disclaimer appear in supporting
17 documentation, and that the name of the author not be used in
18 advertising or publicity pertaining to distribution of the
19 software without specific, written prior permission.
21 The author disclaims all warranties with regard to this
22 software, including all implied warranties of merchantability
23 and fitness. In no event shall the author be liable for any
24 special, indirect or consequential damages or any damages
25 whatsoever resulting from loss of use, data or profits, whether
26 in an action of contract, negligence or other tortious action,
27 arising out of or in connection with the use or performance of
33 * Main source file for the MouseHost demo. This file contains the main tasks of
34 * the demo and is responsible for the initial application hardware configuration.
37 #include "MouseHost.h"
39 /** LUFA HID Class driver interface configuration and state information. This structure is
40 * passed to all HID Class driver functions, so that multiple instances of the same class
41 * within a device can be differentiated from one another.
43 USB_ClassInfo_HID_Host_t Mouse_HID_Interface =
49 .Address = (PIPE_DIR_IN | 1),
54 .Address = (PIPE_DIR_OUT | 2),
57 .HIDInterfaceProtocol = HID_CSCP_MouseBootProtocol,
62 /** Main program entry point. This routine configures the hardware required by the application, then
63 * enters a loop to run the application tasks in sequence.
69 puts_P(PSTR(ESC_FG_CYAN "Mouse Host Demo running.\r\n" ESC_FG_WHITE));
71 LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
72 GlobalInterruptEnable();
78 HID_Host_USBTask(&Mouse_HID_Interface);
83 /** Configures the board hardware and chip peripherals for the demo's functionality. */
84 void SetupHardware(void)
86 #if (ARCH == ARCH_AVR8)
87 /* Disable watchdog if enabled by bootloader/fuses */
88 MCUSR &= ~(1 << WDRF);
91 /* Disable clock division */
92 clock_prescale_set(clock_div_1);
95 /* Hardware Initialization */
96 Serial_Init(9600, false);
100 /* Create a stdio stream for the serial port for stdin and stdout */
101 Serial_CreateStream(NULL);
104 /** Task to manage an enumerated USB mouse once connected, to display movement
105 * data as it is received.
107 void MouseHost_Task(void)
109 if (USB_HostState != HOST_STATE_Configured)
112 if (HID_Host_IsReportReceived(&Mouse_HID_Interface))
114 uint8_t LEDMask = LEDS_NO_LEDS;
116 USB_MouseReport_Data_t MouseReport;
117 HID_Host_ReceiveReport(&Mouse_HID_Interface, &MouseReport);
119 printf_P(PSTR("dX:%2d dY:%2d Button:%d\r\n"), MouseReport.X,
122 if (MouseReport.X > 0)
123 LEDMask |= LEDS_LED1;
124 else if (MouseReport.X < 0)
125 LEDMask |= LEDS_LED2;
127 if (MouseReport.Y > 0)
128 LEDMask |= LEDS_LED3;
129 else if (MouseReport.Y < 0)
130 LEDMask |= LEDS_LED4;
132 if (MouseReport.Button)
133 LEDMask = LEDS_ALL_LEDS;
135 LEDs_SetAllLEDs(LEDMask);
139 /** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
140 * starts the library USB task to begin the enumeration and USB management process.
142 void EVENT_USB_Host_DeviceAttached(void)
144 puts_P(PSTR("Device Attached.\r\n"));
145 LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
148 /** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and
149 * stops the library USB task management process.
151 void EVENT_USB_Host_DeviceUnattached(void)
153 puts_P(PSTR("\r\nDevice Unattached.\r\n"));
154 LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
157 /** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully
158 * enumerated by the host and is now ready to be used by the application.
160 void EVENT_USB_Host_DeviceEnumerationComplete(void)
162 LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
164 uint16_t ConfigDescriptorSize;
165 uint8_t ConfigDescriptorData[512];
167 if (USB_Host_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData,
168 sizeof(ConfigDescriptorData)) != HOST_GETCONFIG_Successful)
170 puts_P(PSTR("Error Retrieving Configuration Descriptor.\r\n"));
171 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
175 if (HID_Host_ConfigurePipes(&Mouse_HID_Interface,
176 ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
178 puts_P(PSTR("Attached Device Not a Valid Mouse.\r\n"));
179 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
183 if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)
185 puts_P(PSTR("Error Setting Device Configuration.\r\n"));
186 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
190 if (HID_Host_SetBootProtocol(&Mouse_HID_Interface) != 0)
192 puts_P(PSTR("Could not Set Boot Protocol Mode.\r\n"));
193 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
194 USB_Host_SetDeviceConfiguration(0);
198 puts_P(PSTR("Mouse Enumerated.\r\n"));
199 LEDs_SetAllLEDs(LEDMASK_USB_READY);
202 /** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
203 void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
207 printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
208 " -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
210 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
214 /** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while
215 * enumerating an attached USB device.
217 void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode,
218 const uint8_t SubErrorCode)
220 printf_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"
221 " -- Error Code %d\r\n"
222 " -- Sub Error Code %d\r\n"
223 " -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);
225 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);