/* * Copyright (C) 2014 Infineon Technologies AG. All rights reserved. * * Infineon Technologies AG (Infineon) is supplying this software for use with * Infineon's microcontrollers. * This file can be freely distributed within development tools that are * supporting such microcontrollers. * * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. * INFINEON SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, * OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. * */ /** * @file * @date 18 Feb, 2015 * @version 1.0.0 * * @brief USB demo example * * The example implements a Generic HID Class application. * * History
* * Version 1.0.0 Initial
* */ #include "GenericHID.h" /* Clock configuration */ XMC_SCU_CLOCK_CONFIG_t clock_config = { .syspll_config.p_div = 2, .syspll_config.n_div = 80, .syspll_config.k_div = 4, .syspll_config.mode = XMC_SCU_CLOCK_SYSPLL_MODE_NORMAL, .syspll_config.clksrc = XMC_SCU_CLOCK_SYSPLLCLKSRC_OSCHP, .enable_oschp = true, .calibration_mode = XMC_SCU_CLOCK_FOFI_CALIBRATION_MODE_FACTORY, .fsys_clksrc = XMC_SCU_CLOCK_SYSCLKSRC_PLL, .fsys_clkdiv = 1, .fcpu_clkdiv = 1, .fccu_clkdiv = 1, .fperipheral_clkdiv = 1 }; void SystemCoreClockSetup(void) { /* Setup settings for USB clock */ XMC_SCU_CLOCK_Init(&clock_config); XMC_SCU_CLOCK_EnableUsbPll(); XMC_SCU_CLOCK_StartUsbPll(2, 64); XMC_SCU_CLOCK_SetUsbClockDivider(4); XMC_SCU_CLOCK_SetUsbClockSource(XMC_SCU_CLOCK_USBCLKSRC_USBPLL); XMC_SCU_CLOCK_EnableClock(XMC_SCU_CLOCK_USB); SystemCoreClockUpdate(); } /** * 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) { XMC_GPIO_SetMode(LED1,XMC_GPIO_MODE_OUTPUT_PUSH_PULL); XMC_GPIO_SetMode(LED2,XMC_GPIO_MODE_OUTPUT_PUSH_PULL); USB_Init(); while (1) { HID_Device_USBTask(&Generic_HID_Interface); } }