char *file_path = (char *) malloc(strlen(mnt_point) + strlen(file_name) + 1 + 4); sprintf(file_path, "%s/%s", mnt_point, file_name); ESP_LOGI(TAG, "Write file %s", file_path); FILE *f = fopen(file_path, "ab"); if (f == NULL) { ESP_LOGE(TAG, "Failed to open f...
FILE* f = fopen(fname, "w"); if (f == NULL) { ESP_LOGE(TAG, "Failed to open file for writing"); return; } //fprintf(f, "Hello file IO %s!\n", card->cid.name); //进行写入数据 fwrite(_jpg_buf,_jpg_buf_len,1,f); fclose(f); ESP_LOGI(TAG, "File written"); } 1....
#include<stdio.h>#include"esp_flash.h"#include"esp_log.h"#define TAG "Firefly"voidapp_main(void){esp_flash_init(esp_flash_default_chip);uint32_tflash_size;esp_flash_get_size(esp_flash_default_chip,&flash_size);ESP_LOGI(TAG,"default flash size: %lu",flash_size);} 核心转储是软件发生...
char *file_path = (char *) malloc(strlen(mnt_point) + strlen(file_name) + 1 + 4); sprintf(file_path, "%s/%s", mnt_point, file_name); ESP_LOGI(TAG, "Write file %s", file_path); FILE *f = fopen(file_path, "ab"); if (f == NULL) { ESP_LOGE(TAG, "Failed to open f...
如图1-2所示,根据报错信息的提示,找到“crazyfile”组件所在的目录,打开“Cmakelists.txt”文件,查找跟FreeRTOS有关的内容。 图1-3所示,在“Cmakelists.txt”中已经有查找“FreeRTOS”头文件目录,并设置“FREERTOS_ORIG_INCLUDE_PATH”路径的内容,按理说不应该再报跟“FreeRTOS”操作系统有关的错误。
app.Map("/song", (IWebHostEnvironment env) =>{//获取应用程序所在目录IFileProvider rootDir =env.ContentRootFileProvider;//从目录下获取PCM音频文件varpcmFile = rootDir.GetFileInfo("song.pcm");if(pcmFile.Exists) {//直接把文件内容以流的形式返回returnResults.Stream(pcmFile.CreateReadStream(),"appl...
#ifUSE_LV_LOG != 0/* Serial debugging */voidmy_print(lv_log_level_tlevel,constchar*file,uint32_tline,constchar*dsc){ Serial.printf("%s@%d->%s\r\n", file, line, dsc);Serial.flush();}#endif /* Display flushing */voidmy_disp_flush(lv_disp_drv_t*disp...
ESP_LOGE(TAG, "Failed to parse DNS question: %s", cur_qd_ptr); return -1; } dns_question_t *question = (dns_question_t *)(name_end_ptr); uint16_t qd_type = ntohs(question->type); uint16_t qd_class = ntohs(question->class); ESP_LOGD(TAG, "...
target/espressif: Added GDB File I/O support (https://sourceware.org/gdb/onlinedocs/gdb/File_002dI_002fO-Overview.html). target/espressif: Added support for stack hardware protection in RISC-V chips. helper/log: Addedlog_non_error_levels_to_stdoutcommand to send non-error logs to stdout....
arduino官网：https://www.arduino.cc/www.arduino.cc/ arduino ide下载地址：https://www.arduino...