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https://gitee.com/seekfree/TC264_Library.git
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90 lines
2.6 KiB
C
90 lines
2.6 KiB
C
/*********************************************************************************************************************
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* COPYRIGHT NOTICE
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* Copyright (c) 2020,逐飞科技
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* All rights reserved.
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* 技术讨论QQ群：三群：824575535
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*
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* 以下所有内容版权均属逐飞科技所有，未经允许不得用于商业用途，
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* 欢迎各位使用并传播本程序，修改内容时必须保留逐飞科技的版权声明。
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*
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* @file main
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* @company 成都逐飞科技有限公司
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* @author 逐飞科技(QQ3184284598)
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* @version 查看doc内version文件 版本说明
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* @Software tasking v6.3r1
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* @Target core TC264D
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* @Taobao https://seekfree.taobao.com/
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* @date 2020-3-23
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********************************************************************************************************************/
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#include "headfile.h"
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#pragma section all "cpu0_dsram"
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#define EXAMPLE_EEPROM_SECTOR (0)
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uint8 write_data1;
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uint16 write_data2;
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uint32 write_data3;
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float write_data4;
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uint8 read_data1;
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uint16 read_data2;
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uint32 read_data3;
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float read_data4;
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uint32 write_buf;
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int core0_main(void)
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{
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disableInterrupts();
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get_clk();//获取时钟频率 务必保留
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//用户在此处调用各种初始化函数等
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write_data1 = 66;
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write_data2 = 6666;
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write_data3 = 666666;
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write_data4 = 6666.66;
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//检查当前页是否有数据，如果有数据则需要擦除整个扇区，
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if(flash_check(EXAMPLE_EEPROM_SECTOR, 0) || flash_check(EXAMPLE_EEPROM_SECTOR, 1) || flash_check(EXAMPLE_EEPROM_SECTOR, 2) || flash_check(EXAMPLE_EEPROM_SECTOR, 3))
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{
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eeprom_erase_sector(EXAMPLE_EEPROM_SECTOR);
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}
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//当写入的数据不是32位时，建议将数据放入uint32 类型的变量中，在将该变量作为参数传入到eeprom_page_program函数
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write_buf = write_data1;
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//将数据写入EXAMPLE_EEPROM_SECTOR扇区的第0页
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eeprom_page_program(EXAMPLE_EEPROM_SECTOR, 0, &write_buf);
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write_buf = write_data2;
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eeprom_page_program(EXAMPLE_EEPROM_SECTOR, 1, &write_buf);
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write_buf = write_data3;
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eeprom_page_program(EXAMPLE_EEPROM_SECTOR, 2, &write_buf);
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//保存浮点数的时候，使用float_conversion_uint32宏定义进行转换后在保存
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write_buf = float_conversion_uint32(write_data4);
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eeprom_page_program(EXAMPLE_EEPROM_SECTOR, 3, &write_buf);
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//读取eeprom中的数据
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read_data1 = flash_read(EXAMPLE_EEPROM_SECTOR, 0, uint8);
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read_data2 = flash_read(EXAMPLE_EEPROM_SECTOR, 1, uint16);
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read_data3 = flash_read(EXAMPLE_EEPROM_SECTOR, 2, uint32);
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read_data4 = flash_read(EXAMPLE_EEPROM_SECTOR, 3, float);
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printf("read_data1: %d\n", read_data1);
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printf("read_data2: %d\n", read_data2);
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printf("read_data3: %ld\n", read_data3);
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printf("read_data4: %f\n", read_data4);
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enableInterrupts();
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while (TRUE)
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{
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}
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}
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#pragma section all restore
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