96 lines
2.3 KiB
C
96 lines
2.3 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 9 November,2015
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* @version 1.0.0
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*
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* @brief TSE example, ROM function to calculate internal temperature
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*
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*
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* History
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*
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* Version 1.0.0 Initial
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*/
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#include <stdio.h>
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#include <xmc_scu.h>
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#include <xmc_gpio.h>
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#include <xmc_uart.h>
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#define TICKS_PER_SECOND 1000
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#define LED1 P4_0
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/* UART pins */
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#define UART_TX P1_2
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#define UART_RX P1_3
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const XMC_SCU_CLOCK_CONFIG_t clock_config =
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{
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.fdiv = 0,
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.idiv = 1,
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.pclk_src = XMC_SCU_CLOCK_PCLKSRC_DOUBLE_MCLK
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};
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void SystemCoreClockSetup(void)
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{
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XMC_SCU_CLOCK_Init(&clock_config);
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SystemCoreClockUpdate();
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}
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const XMC_UART_CH_CONFIG_t uart_config =
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{
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.data_bits = 8U,
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.stop_bits = 1U,
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.baudrate = 115200U
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};
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void SysTick_Handler(void)
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{
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static uint32_t ticks = 0U;
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++ticks;
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if (ticks == TICKS_PER_SECOND)
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{
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ticks = 0U;
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XMC_GPIO_ToggleOutput(LED1);
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printf("Chip temperature: %d\r\n", XMC_SCU_CalcTemperature());
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}
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}
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int main(void)
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{
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XMC_UART_CH_Init(XMC_UART0_CH1, &uart_config);
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XMC_GPIO_SetMode(UART_RX, XMC_GPIO_MODE_INPUT_TRISTATE);
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XMC_UART_CH_SetInputSource(XMC_UART0_CH1, XMC_UART_CH_INPUT_RXD, USIC0_C1_DX0_P1_3);
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XMC_UART_CH_Start(XMC_UART0_CH1);
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XMC_GPIO_SetMode(UART_TX, XMC_GPIO_MODE_OUTPUT_PUSH_PULL | P1_2_AF_U0C1_DOUT0);
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XMC_GPIO_SetMode(LED1, XMC_GPIO_MODE_OUTPUT_PUSH_PULL);
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SysTick_Config(SystemCoreClock / TICKS_PER_SECOND);
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XMC_SCU_StartTempMeasurement();
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/* Placeholder for user application code. The while loop below can be replaced with user application code. */
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while(1U);
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}
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