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Diffstat (limited to 'LUFA/CodeTemplates/HostTemplate/HostApplication.c')
-rw-r--r-- | LUFA/CodeTemplates/HostTemplate/HostApplication.c | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/LUFA/CodeTemplates/HostTemplate/HostApplication.c b/LUFA/CodeTemplates/HostTemplate/HostApplication.c new file mode 100644 index 0000000000..e0774b3cd3 --- /dev/null +++ b/LUFA/CodeTemplates/HostTemplate/HostApplication.c @@ -0,0 +1,133 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2017. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2017 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 + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + 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 + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * + * Main source file for the USB host application. This file contains the + * main tasks of the application and is responsible for the initial + * application hardware configuration. + */ + +#include "HostApplication.h" + +/** 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(); + + GlobalInterruptEnable(); + + for (;;) + { + USB_USBTask(); + } +} + +/** Configures the board hardware and chip peripherals for the demo's functionality. */ +void SetupHardware(void) +{ + /* Disable watchdog if enabled by bootloader/fuses */ + MCUSR &= ~(1 << WDRF); + wdt_disable(); + + /* Disable clock division */ + clock_prescale_set(clock_div_1); + + /* Hardware Initialization */ + USB_Init(USB_MODE_Host, USB_DEVICE_OPT_FULLSPEED | USB_OPT_AUTO_PLL); +} + +/** 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_DeviceAttached(void) +{ + +} + +/** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and + * stops the library USB task management process. + */ +void EVENT_USB_Host_DeviceUnattached(void) +{ + +} + +/** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully + * enumerated by the host and is now ready to be used by the application. + */ +void EVENT_USB_Host_DeviceEnumerationComplete(void) +{ + uint16_t ConfigDescriptorSize; + uint8_t ConfigDescriptorData[512]; + + if (USB_Host_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData, + sizeof(ConfigDescriptorData)) != HOST_GETCONFIG_Successful) + { + return; + } + + if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful) + { + return; + } +} + +/** 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_Disable(); + for(;;); +} + +/** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while + * enumerating an attached USB device. + */ +void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode, + const uint8_t SubErrorCode) +{ + +} + +/* Required callback for retrieving descriptors from a LUFA device - unless the USB_HOST_ONLY configuration + * option is set, this is still required even in an application that uses host mode only. + */ +uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, + const uint16_t wIndex, + const void** const DescriptorAddress +#if defined(HAS_MULTIPLE_DESCRIPTOR_ADDRESS_SPACES) + , uint8_t* const DescriptorMemorySpace +#endif +) +{ + return 0; +} |