12 2019 档案
摘要：Altium designer 20.0.10 已经发布，这个版本确实比以前的版本更好用，百度： 链接：https://pan.baidu.com/s/1aWWADpsXfEWmJ_CsdtsrWQ 提取码：56vn
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摘要：STM32 在keil下进行strtol函数的功能测试 源码： void test_str2num_strtol(void) { int a; printf("\r\n\r\n0x1234 = %d,",strtol("0x1234",NULL,0)); printf("\r\n1234 = %d,
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摘要：STM32 在keil 下进行 atoi 函数功能测试： 源码： void test_str2num(void) { int a; printf("\r\n\r\n0x1234 = %d,",atoi("0x1234")); printf("\r\n0x1234 = %d,",atoi("0x123
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摘要：源码： void test_str2num(void) { printf("\r\n\r\nint is %d",sizeof(int)); printf("\r\nlong int is %d",sizeof(long int)); printf("\r\nlong long int is %d"
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摘要：源程序如下： i = 0x12345678; printf("\r\ni = 0x%X,",i); printf("addri = 0x%X,",&i); printf("\r\naddru8i = 0x%X,",(u8*)(&i)); printf("u8i = 0x%X,",*((u8*)(&i
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摘要：查了下数据手册，里面有这么一句话：The input data register (GPIOx_IDR) captures the data present on the I/O pin at every AHB1 clock cycle. 在另外一个手册里，有这么一句话：The written d
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摘要：Altium Designer 20.0.9 Download: http://dl3.downloadly.ir/Files/Software/Altium_Designer_20.0.9_Build_164_Beta.part1_Downloadly.ir.rar http://dl3.down
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