在main.c中,添加头文件,若不添加会出现 identifier "FILE" is undefined报错。 /* USER CODE BEGIN Includes */ #include "stdio.h" /* USER CODE END Includes */ 函数声明和串口重定向: /* USER CODE BEGIN PFP */ int fputc(int ch, FILE *f){ HAL_UART_Transmit(&huart1 , (uint8_t *)&c...
struct LSDA_CS { // 注意,start、len和lp应该是void*,但实际上他们是相对地址: // start和lp相对于函数的开始,len相对于start // 从函数的这个偏移位置开始,我们可以处理抛出的异常 uint8_t start; // 可能抛出异常的块的长度 uint8_t len; // 着陆点 uint8_t lp; // 动作表的偏移量 + 1(0表示...
adc.control |= ADC_START; // TODO: Wait for message from ISR, then format and display on LCD.; p_msg = OSQPend(&g_adc_q, 100, OS_OPT_PEND_BLOCKING, &msg_size, (void *)0, &err); adc_value = *(uint16_t*)p_msg; sprintf(p_str, "ADC: %4u", adc_va...
I've seen a few posts that suggest doing this sort of "quantization-cast", but I'm not sure this is correct. I seem to recall reading that a double var whose value exceeds the output domain, will lead to undefined behavior from the cast (either C or static_cast<uint8_t>(fval)). ...
OS: Windows 10 Version 21H1 (OS Build: 19.043.1081) / UBUNTU 20.04 LTS VS Code: 1.57.1 Arduino IDE: 1.8.15 Arduino Extension: 0.4.3 Problem: The Serial1 is undefined. The code compiles with no issues though. arduino.json { "sketch": "emu...
如何自定义unit16_t?编译main文件时出错,说main.c(5): error: #20: identifier "unit16_t" is undefined 类型未定义 typedef unsigned short uint16_t;
SIZE is undefined <-- Error: REPORT_COUNT is undefined <-- Error: LOGICAL_MINIMUM is undefined...
_USE_32BIT_TIME_T -Embedding in COM server process Command Line .ini file write/read .lib is not a valid Win32 application - Visual Studio 2017 .rsrc section information '__asm' : undeclared identifier '__cplusplus' is not defined as a preprocessor macro, replacing with '0' for '#i...
In function `curlx_tvnow': timeval.c:(.text+0xe9): undefined reference to `clock_gettime' 4) 下面这个是因为没有指定链接参数-ldl /usr/local/thirdparty/openssl/lib/libcrypto.a(dso_dlfcn.o): In function `dlfcn_globallookup': dso_dlfcn.c:(.text+0x4c): undefined reference to `dlopen...
我正在使用GCC和IAR来编译一些C代码。 #include <stdio.h> #include <stdint.h> #include <stddef.h> uint8_t tab[] = NULL; 此示例代码抛出此错误,并返回以下错误:错误:无效的初始化器使用IAR编译器时,语法是可接受的 GCC到底是怎么回事,为什么会被IAR编译器接受? 浏览20提问于2020-05-17得票数 0 ...