if(at24c02_write(0x55, 0x02) == ESP_OK) printf("Write 0x55 to at24c02 in 0x02 \n"); else printf("Write at24c02 err \n"); /* 读取AT24C02里的数据 */ if(at24c02_read(&data_buf, 0x02) == ESP_OK) printf("Read at24c02 in 0x02, data = 0x%x \n",data_buf); else printf("Re...
//WriteAddr :开始写入的地址 //DataToWrite:数据数组首地址 //Len :要写入数据的长度2,4 void AT24CXX_WriteLenByte(u16 WriteAddr,u32 DataToWrite,u8 Len) { u8 t; for(t=0;t<Len;t++) { AT24CXX_WriteOneByte(WriteAddr+t,(DataToWrite>>(8*t))&0xff); } }//在AT24CXX里面的指定...
A fatal error occurred: Failed to write compressed data to flash after seq32(result was C100) 本人没有实际遇见过此问题,也许与flah参数有关,解决方法可以参考论坛。 解决方案:参考《压缩数据写入flash失败》 7.错误七:MD5文件与flash中的数据不匹配! A fatal error occurred: MD5 of file does not match...
"key_data");// const esp_partition_t *partition = esp_partition_find_first(ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_ANY, "storage");assert(partition !=NULL);staticcharstore_data[] ="Test the read, write, and erase operations of the entire partition.";staticcharread_data[size...
使用表达式开发板和标准micropython.bin,我能够创建一个littlefs2分区,并将其挂载并将数据写入文件:import os f.write("myData") 完成此操作后,os.listdir()将显示myfile.txt文件,但我看不到在ESP更改代码的唯一方法是擦除所有闪存
尝试运行python esptool.py --port COM10 write_flash_status --non-volatile 0发现无法设置flash状态 ...
static esp_err_t s_example_write_file(const char *path, char *data) { ESP_LOGI(TAG, "Opening file %s", path); FILE *f = fopen(path, "w"); if (f == NULL) { ESP_LOGE(TAG, "Failed to open file for writing"); return ESP_FAIL; ...
I use esp-at v1.2 project with SparkFun ESP32 Thing, I made some changes in the project and now I can't flash my ESP: - Changed at_port_write_data() in at_uart_task.c in order to send AT commands with break - Changed Bootloader log verbosity to no_output - Changed Uart for co...
[DATA EVT]:");uart_write_bytes(EX_UART_NUM,uartbuf,event.size);//原样发送break;//Event of HW FIFO overflow detectedcaseUART_FIFO_OVF://硬件fifo溢出ESP_LOGI(TAG,"hw fifo overflow");// If fifo overflow happened, you should consider adding flow control for your application.// The ISR ...
static esp_err_t s_example_write_file(const char *path, char *data) { ESP_LOGI(TAG, "Opening file %s", path); FILE *f = fopen(path, "w"); if (f == NULL) { ESP_LOGE(TAG, "Failed to open file for writing"); return ESP_FAIL; ...