#include?
#include?“esp_system.h“
#include?
#include?
#include?
#include?“freertos/FreeRTOS.h“
#include?“freertos/task.h“
#include?“freertos/event_groups.h“
#include?“esp_wifi.h“
#include?“nvs.h“
#include?“esp_event_loop.h“
#include?“esp_log.h“
#include?“esp_err.h“
#include?“nvs_flash.h“
#include?“driver/gpio.h“
#include?“driver/pwm.h“
#include?“driver/uart.h“

static?const?char?*TAG?=?“XuHongLog“;

//自定義一個結(jié)構(gòu)體
typedef?struct
{
????char?name[10];
????int8_t?age;
????bool?sex;
}?User_Info;

//數(shù)據(jù)庫的表名
static?const?char?*TB_SELF?=?“Tb_Self“;
//保存與讀取?int8_t?類型的?字段名
static?const?char?*FILED_SELF_i8?=?“int8_t_Self“;
//保存與讀取?字符串類型的?字段名
static?const?char?*FILED_SELF_Str?=?“str_Self“;
//保存與讀取?數(shù)組類型的?字段名
static?const?char?*FILED_SELF_Group?=?“group_Self“;
//保存與讀取?結(jié)構(gòu)體類型的?字段名
static?const?char?*FILED_SELF_Struct?=?“struct_Self“;

/**
?*?@description:??讀取數(shù)據(jù)進去nvs里面的任務(wù)
?*?@param?{type}?
?*?@return:?
?*/
static?void?Task_NVS_Read（void?*pvParameters）
{

????ESP_LOGI（TAG?“---------------------------?Start?Task_NVS_Read??--------------------------“）;

????//NVS操作的句柄，類似于?rtos系統(tǒng)的任務(wù)創(chuàng)建返回的句柄！
????nvs_handle?mHandleNvsRead;
????int8_t?nvs_i8?=?0;

????esp_err_t?err?=?nvs_open（TB_SELF?NVS_READWRITE?&mHandleNvsRead）;
????//打開數(shù)據(jù)庫，打開一個數(shù)據(jù)庫就相當于會返回一個句柄
????if?（err?!=?ESP_OK）
????{
????????ESP_LOGE（TAG?“Open?NVS?Table?fail“）;
????????vTaskDelete（NULL）;
????}
????else
????{
????????ESP_LOGI（TAG?“Open?NVS?Table?ok.“）;
????}

????//讀取?i8
????err?=?nvs_get_i8（mHandleNvsRead?FILED_SELF_i8?&nvs_i8）;
????if?（err?==?ESP_OK）
????????ESP_LOGI（TAG?“get?nvs_i8?=?%d?“?nvs_i8）;
????else
????????ESP_LOGI（TAG?“get?nvs_i8?error“）;

????//讀取?字符串
????char?data[65];
????uint32_t?len?=?sizeof（data）;
????err?=?nvs_get_str（mHandleNvsRead?FILED_SELF_Str?data?&len）;

????if?（err?==?ESP_OK）
????????ESP_LOGI（TAG?“get?str?data?=?%s?“?data）;
????else
????????ESP_LOGI（TAG?“get?str?data?error“）;

????//讀取數(shù)組
????uint8_t?group_myself_read[8];
????size_t?size?=?sizeof（group_myself_read）;
????err?=?nvs_get_blob（mHandleNvsRead?FILED_SELF_Group?group_myself_read?&size）;

????if?（err?==?ESP_OK）
????{
????????ESP_LOGI（TAG?“get?group_myself_read?data?OK?!“）;
????????for?（uint32_t?i?=?0;?i?????????{
????????????ESP_LOGI（TAG?“get?group_myself_read?data?:?[%d]?=%02x“?i?group_myself_read[i]）;
????????}
????}

????//讀取結(jié)構(gòu)體
????User_Info?user;
????memset（&user?0x0?sizeof（user））;
????uint32_t?length?=?sizeof（user）;
????err?=?nvs_get_blob（mHandleNvsRead?FILED_SELF_Struct?&user?&length）;
????if?（err?==?ESP_OK）
????{
????????ESP_LOGI（TAG?“get?user?Struct?name?=?%s?!“?user.name）;
????????ESP_LOGI（TAG?“get?user?Struct?age?=?%d?!“?user.age）;
????????ESP_LOGI（TAG?“get?user?Struct?sex?=?%d?!“?user.sex）;
????}

????//關(guān)閉數(shù)據(jù)庫，關(guān)閉面板！
????nvs_close（mHandleNvsRead）;

????ESP_LOGI（TAG?“---------------------------?End?Task_NVS_Read??--------------------------“）;
????vTaskDelete（NULL）;
}

/**
?*?@description:??創(chuàng)建一個寫數(shù)據(jù)進去nvs里面的任務(wù)
?*?@param?{type}?
?*?@return:?
?*/

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-03-13?16:43??34_ESP8266_Rtos3.0_NVS\
?????目錄???????????0??2019-03-13?16:43??34_ESP8266_Rtos3.0_NVS\main\
?????文件?????????146??2019-03-02?21:00??34_ESP8266_Rtos3.0_NVS\main\component.mk
?????文件?????????545??2019-03-11?15:25??34_ESP8266_Rtos3.0_NVS\main\Kconfig
?????文件????????7414??2019-03-13?16:40??34_ESP8266_Rtos3.0_NVS\main\user_main.c
?????文件?????????188??2019-03-02?21:00??34_ESP8266_Rtos3.0_NVS\Makefile
?????文件????????8977??2019-03-13?11:26??34_ESP8266_Rtos3.0_NVS\sdkconfig
?????文件????????8977??2019-03-13?11:25??34_ESP8266_Rtos3.0_NVS\sdkconfig.old