You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
136 lines
4.4 KiB
136 lines
4.4 KiB
/*
|
|
LUFA Library
|
|
Copyright (C) Dean Camera, 2014.
|
|
|
|
dean [at] fourwalledcubicle [dot] com
|
|
www.lufa-lib.org
|
|
*/
|
|
|
|
/*
|
|
Copyright 2014 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 Bulk Vendor demo. This file contains the main tasks of the demo and
|
|
* is responsible for the initial application hardware configuration.
|
|
*/
|
|
|
|
#define INCLUDE_FROM_BULKVENDOR_C
|
|
#include "BulkVendor.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();
|
|
|
|
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
|
|
GlobalInterruptEnable();
|
|
|
|
for (;;)
|
|
{
|
|
USB_USBTask();
|
|
|
|
uint8_t ReceivedData[VENDOR_IO_EPSIZE];
|
|
|
|
Endpoint_SelectEndpoint(VENDOR_OUT_EPADDR);
|
|
if (Endpoint_IsOUTReceived())
|
|
{
|
|
Endpoint_Read_Stream_LE(ReceivedData, VENDOR_IO_EPSIZE, NULL);
|
|
Endpoint_ClearOUT();
|
|
|
|
Endpoint_SelectEndpoint(VENDOR_IN_EPADDR);
|
|
Endpoint_Write_Stream_LE(ReceivedData, VENDOR_IO_EPSIZE, NULL);
|
|
Endpoint_ClearIN();
|
|
}
|
|
}
|
|
}
|
|
|
|
/** 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);
|
|
#elif (ARCH == ARCH_XMEGA)
|
|
/* Start the PLL to multiply the 2MHz RC oscillator to 32MHz and switch the CPU core to run from it */
|
|
XMEGACLK_StartPLL(CLOCK_SRC_INT_RC2MHZ, 2000000, F_CPU);
|
|
XMEGACLK_SetCPUClockSource(CLOCK_SRC_PLL);
|
|
|
|
/* Start the 32MHz internal RC oscillator and start the DFLL to increase it to 48MHz using the USB SOF as a reference */
|
|
XMEGACLK_StartInternalOscillator(CLOCK_SRC_INT_RC32MHZ);
|
|
XMEGACLK_StartDFLL(CLOCK_SRC_INT_RC32MHZ, DFLL_REF_INT_USBSOF, F_USB);
|
|
|
|
PMIC.CTRL = PMIC_LOLVLEN_bm | PMIC_MEDLVLEN_bm | PMIC_HILVLEN_bm;
|
|
#endif
|
|
|
|
/* Hardware Initialization */
|
|
LEDs_Init();
|
|
USB_Init();
|
|
}
|
|
|
|
/** Event handler for the USB_Connect event. This indicates that the device is enumerating via the status LEDs. */
|
|
void EVENT_USB_Device_Connect(void)
|
|
{
|
|
/* Indicate USB enumerating */
|
|
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
|
|
}
|
|
|
|
/** Event handler for the USB_Disconnect event. This indicates that the device is no longer connected to a host via
|
|
* the status LEDs.
|
|
*/
|
|
void EVENT_USB_Device_Disconnect(void)
|
|
{
|
|
/* Indicate USB not ready */
|
|
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
|
|
}
|
|
|
|
/** Event handler for the USB_ConfigurationChanged event. This is fired when the host set the current configuration
|
|
* of the USB device after enumeration - the device endpoints are configured.
|
|
*/
|
|
void EVENT_USB_Device_ConfigurationChanged(void)
|
|
{
|
|
bool ConfigSuccess = true;
|
|
|
|
/* Setup Vendor Data Endpoints */
|
|
ConfigSuccess &= Endpoint_ConfigureEndpoint(VENDOR_IN_EPADDR, EP_TYPE_BULK, VENDOR_IO_EPSIZE, 1);
|
|
ConfigSuccess &= Endpoint_ConfigureEndpoint(VENDOR_OUT_EPADDR, EP_TYPE_BULK, VENDOR_IO_EPSIZE, 1);
|
|
|
|
/* Indicate endpoint configuration success or failure */
|
|
LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
|
|
}
|
|
|
|
/** Event handler for the USB_ControlRequest event. This is used to catch and process control requests sent to
|
|
* the device from the USB host before passing along unhandled control requests to the library for processing
|
|
* internally.
|
|
*/
|
|
void EVENT_USB_Device_ControlRequest(void)
|
|
{
|
|
// Process vendor specific control requests here
|
|
}
|