From 60b30c036397cb5627fa374bb930794b225daa29 Mon Sep 17 00:00:00 2001 From: Jack Humbert Date: Fri, 7 Jul 2017 11:55:23 -0400 Subject: Squashed 'lib/lufa/' content from commit 385d40300 git-subtree-dir: lib/lufa git-subtree-split: 385d4030035dbaf41591309dbde47653bd03841b --- Demos/Device/LowLevel/BulkVendor/BulkVendor.c | 136 ++++++++++++++++++++++++++ 1 file changed, 136 insertions(+) create mode 100644 Demos/Device/LowLevel/BulkVendor/BulkVendor.c (limited to 'Demos/Device/LowLevel/BulkVendor/BulkVendor.c') diff --git a/Demos/Device/LowLevel/BulkVendor/BulkVendor.c b/Demos/Device/LowLevel/BulkVendor/BulkVendor.c new file mode 100644 index 000000000..fe7ad84bb --- /dev/null +++ b/Demos/Device/LowLevel/BulkVendor/BulkVendor.c @@ -0,0 +1,136 @@ +/* + 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 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]; + memset(ReceivedData, 0x00, sizeof(ReceivedData)); + + 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 +} -- cgit v1.2.3-24-g4f1b