diff --git a/.settings/language.settings.xml b/.settings/language.settings.xml
index 2e3b5bb..18c8056 100644
--- a/.settings/language.settings.xml
+++ b/.settings/language.settings.xml
@@ -5,7 +5,7 @@
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
 			<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
 			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
-			<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-689880543476938240" id="ilg.gnumcueclipse.managedbuild.cross.riscv.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT RISC-V Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="1238121178080294279" id="ilg.gnumcueclipse.managedbuild.cross.riscv.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT RISC-V Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>
diff --git a/APP/peripheral_main.c b/APP/peripheral_main.c
index b7da959..b70f54f 100644
--- a/APP/peripheral_main.c
+++ b/APP/peripheral_main.c
@@ -145,7 +145,7 @@ int main(void)
     // UART1_DefInit();
 
     // ¸Ä³É1500000²¨ÌØÂÊÁË
-    BSP_UART1_Init(460800);
+    BSP_UART1_Init(1500000);
     // logDebug("Start @ChipID=%02X\n", R8_CHIP_ID);
     logDebug("Start @ChipID=%02X\n", R8_CHIP_ID);
 #endif
diff --git a/HAL/include/CONFIG.h b/HAL/include/CONFIG.h
index 9508fd2..672d892 100644
--- a/HAL/include/CONFIG.h
+++ b/HAL/include/CONFIG.h
@@ -82,7 +82,7 @@
 #define DCDC_ENABLE                         TRUE
 #endif
 #ifndef HAL_SLEEP
-#define HAL_SLEEP                           FALSE
+#define HAL_SLEEP                           TRUE
 #endif
 #ifndef SLEEP_RTC_MIN_TIME
 #define SLEEP_RTC_MIN_TIME                  US_TO_RTC(1000)
diff --git a/common/letter-shell/extensions/log/log.h b/common/letter-shell/extensions/log/log.h
index e41dfa1..0842210 100644
--- a/common/letter-shell/extensions/log/log.h
+++ b/common/letter-shell/extensions/log/log.h
@@ -27,7 +27,7 @@ extern "C" {
 #define     LOG_MAX_NUMBER     5                /**< �许注册的最大log对象数� */
 #define     LOG_AUTO_TAG       1                /**< 是�自动添加TAG */
 #define     LOG_END            "\r\n"           /**< log信�结尾 */
-#define     LOG_TIME_STAMP     0                /**< 设置获�系统时间戳 */
+#define     LOG_TIME_STAMP     BSP_Get_Tick()                /**< 设置获�系统时间戳 */
 
 #ifndef LOG_TAG
     #define LOG_TAG            __FUNCTION__     /**< 自定添加的TAG */
diff --git a/common/letter-shell/shell_cfg.h b/common/letter-shell/shell_cfg.h
index b2f2b58..10c6e0a 100644
--- a/common/letter-shell/shell_cfg.h
+++ b/common/letter-shell/shell_cfg.h
@@ -185,7 +185,7 @@
  *        定义此�为获�系统Tick，如`HAL_GetTick()`
  * @note 此��定义时无法使用�击tab补全命令help，无法使用shell超时�定
  */
-#define     SHELL_GET_TICK()          BSP_Get_Tick()
+#define     SHELL_GET_TICK()          TMOS_GetSystemClock()
 #endif /** SHELL_GET_TICK */
 
 #ifndef SHELL_USING_LOCK
diff --git a/common/letter-shell/shell_port.h b/common/letter-shell/shell_port.h
index 4b55018..069982a 100644
--- a/common/letter-shell/shell_port.h
+++ b/common/letter-shell/shell_port.h
@@ -14,7 +14,7 @@
 
 #include "shell.h"
 
-#define     SHELL_BUF_LENGTH      1024
+#define     SHELL_BUF_LENGTH      256
 
 extern Shell shell;