1、【修正】一处预编译宏定义书写错误；

2、【完善】部分注释代码。

Signed-off-by: armink <armink.ztl@gmail.com>

easyflash/inc/easyflash.h

@@ -51,7 +51,7 @@ extern "C" {
     #error "Please configure backup area start address (in ef_cfg.h)"
 #endif
 
-#if !defined(EF_USING_ENV)
+#if !defined(EF_ERASE_MIN_SIZE)
     #error "Please configure minimum size of flash erasure (in ef_cfg.h)"
 #endif
 
@@ -67,7 +67,7 @@ if (!(EXPR))                                                                  \
     while (1);                                                                \
 }
 /* EasyFlash software version number */
-#define EF_SW_VERSION                "1.07.29"
+#define EF_SW_VERSION                "1.08.27"
 
 typedef struct _eflash_env{
     char *key;

easyflash/src/easyflash.c

@@ -31,8 +31,8 @@
  * This all Backup Area Flash storage index. All used flash area configure is under here.
  * |----------------------------|   Storage Size
  * | Environment variables area |   ENV area size @see ENV_AREA_SIZE
- * |      1.system section      |   ENV_SYSTEM_SIZE
- * |      2:data section        |   ENV_AREA_SIZE - ENV_SYSTEM_SIZE
+ * |      1.system section      |   ENV system section size
+ * |      2:data section        |   ENV_AREA_SIZE - ENV system section size
  * |----------------------------|
  * |      Saved log area        |   Log area size @see LOG_AREA_SIZE
  * |----------------------------|