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