添加tmpfs文件系统为根目录

修改挂载路径
添加数据处理资源

applications/DB_SQLite.c

@@ -14,11 +14,11 @@
 #include "DB_SQLite.h"
 #include "sqlite3.h"
 
-#define DB_NAME "/SC828.db"
+#define DB_NAME "/sddisk/SC828.db"
 int db_HelperInit;
 rt_mq_t db_mq = RT_NULL;  //
 
-#define DBG_TAG "db_sql"
+#define DBG_TAG "dat_sql"
 #define DBG_LVL DBG_LOG
 #include <rtdbg.h>
 
@@ -190,18 +190,6 @@ void db_sqlite_init_full(void)
 
     if (access(DB_NAME, F_OK) != 0)
     {
-       // 先测试文件系统是否可写
-        LOG_E("[SD] Test File System...");
-       int test_fd = open("/db_test.tmp", O_CREAT | O_WRONLY, 0);
-       if (test_fd < 0) {
-           LOG_E("[DB] ERROR: Root filesystem not writable! errno=%d", errno);
-           return;
-       }
-       write(test_fd, "test", 4);
-       close(test_fd);
-       unlink("/db_test.tmp");
-       LOG_D("[SD] File system available.");
-
        // 创建新数据库
        if (sqlite3_open(DB_NAME, &g_db) != SQLITE_OK)
        {
@@ -458,6 +446,6 @@ void thread_DB_SQLite(void)
        }
        else
        {
-           LOG_D("Failed to create led thread!\n");
+           LOG_D("Failed to create SQLite thread!\n");
        }
 }

applications/SDIO_elmfatfs.c

@@ -10,7 +10,6 @@
 #include <rtthread.h>
 #include "dfs_fs.h"
 
-
 #define DBG_TAG "mount_fs"
 #define DBG_LVL DBG_LOG
 #include <rtdbg.h>
@@ -25,9 +24,10 @@ void sd_mount(void *parameter)
        {
            if (rt_device_find("sd") != RT_NULL)
            {
-               if (dfs_mount("sd", "/", "elm", 0, NULL) == RT_EOK)
+               mkdir("/sddisk", 0777);
+               if (dfs_mount("sd", "/sddisk", "elm", 0, NULL) == RT_EOK)
                {
-                   LOG_I("SD card mounted to '/' successfully");
+                   LOG_I("SD card mounted to '/sddisk' successfully");
                    // 挂载成功，释放信号量
                    if (mount_sem != RT_NULL)
                    {
@@ -46,7 +46,7 @@ void sd_mount(void *parameter)
            }
 
            // 避免空转，延时 100ms 再试
-           rt_thread_mdelay(500);
+           rt_thread_mdelay(100);
            retry++;
        }
 }

applications/main.c

@@ -9,8 +9,11 @@
  */
 
 #include <rtthread.h>
+#include <dfs_posix.h>
 #include "RUN_LED.h"
 #include "DB_SQLite.h"
+#include "DATA_comm.h"
+#include "DATA_uart.h"
 
 #define DBG_TAG "main"
 #define DBG_LVL DBG_LOG
@@ -22,7 +25,8 @@ int main(void)
 {
     rt_sem_take(mount_sem, rt_tick_from_millisecond(5000)); // 等待挂载完成，最多等待 5 秒
     thread_DB_SQLite();
-
+    data_comm_init();
+    //start_uart_thread();
     thread_RUN_LED();//运行指示灯线程
     return RT_EOK;
 }