diff --git a/README.md b/README.md
index 6ab874f..1443592 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,14 @@ build/ 应用程序编译目录
 # 配置ssh-key,免密登录
 ./sh/iflytool.sh --ip <ip> ssh_copy_id
 
+```
+
+## 串口调试
+
+```
+波特率:1,500,000
 
+sudo minicom -b 1500000 -D /dev/ttyUSB0
 ```
 
 ## 唤醒词引擎环境测试
diff --git a/dep/zlinuxcomponents b/dep/zlinuxcomponents
index efb99bc..967e379 160000
--- a/dep/zlinuxcomponents
+++ b/dep/zlinuxcomponents
@@ -1 +1 @@
-Subproject commit efb99bc5993983388a6407e5f47cb05a0498799c
+Subproject commit 967e3791e74c91cb0016526ae412658eac841654
diff --git a/sh/envsetup_rk3328.sh b/sh/envsetup_rk3328.sh
index 9bd81a2..0ebbcad 100755
--- a/sh/envsetup_rk3328.sh
+++ b/sh/envsetup_rk3328.sh
@@ -21,9 +21,13 @@ CMAKE_BIN=${PROJECT_PATH}/build/cmake/bin/cmake
 # CONFIG_SUPPORT_ALSA
 if [ "$CONFIG_SUPPORT_ALSA" = true ]; then
     wget -c "192.168.1.2:8021/sdk_firefly_rk3328_v2.5.1/buildtools/libasound2_dev1.1.3-5ubuntu0.6.tar.gz"
+    wget -c "192.168.1.2:8021/sdk_firefly_rk3328_v2.5.1/buildtools/libz.tar.gz"
     rm -rf ${LIBSDIR}/alsa
     rm -rf libasound2_dev1.1.3-5ubuntu0.6
+
     tar -xvf libasound2_dev1.1.3-5ubuntu0.6.tar.gz
+    tar -xvf libz.tar.gz
+
     mkdir -p ${LIBSDIR}/alsa/pkgconfig/
     mkdir -p ${LIBSDIR}/alsa/include/sys/
     mkdir -p ${LIBSDIR}/alsa/lib/
@@ -34,6 +38,8 @@ if [ "$CONFIG_SUPPORT_ALSA" = true ]; then
     mv libasound2_dev1.1.3-5ubuntu0.6/unpack/usr/include/alsa ${LIBSDIR}/alsa/include/
     mv libasound2_dev1.1.3-5ubuntu0.6/unpack/usr/include/sys/* ${LIBSDIR}/alsa/include/sys/
 
+    mv libz.so.1 ${LIBSDIR}/alsa/lib/
+
     PUBLIC_LINK_DIRECTORIES="${PUBLIC_LINK_DIRECTORIES};${LIBSDIR}/alsa/lib"
     PUBLIC_INCLUDE_DIRECTORIES="${PUBLIC_INCLUDE_DIRECTORIES};${LIBSDIR}/alsa/include"
 fi
diff --git a/src/main.cpp b/src/main.cpp
index e49ed14..a64b100 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -16,6 +16,7 @@
 #include "service/main_control_service.hpp"
 #include "service/report_service.hpp"
 //
+#include "zlinuxcomponents/alsaplayer/AudioPlayerAlsaImpl.hpp"
 // #include "zlinuxcomponents/audio/audio_recoder.hpp"
 
 //
@@ -71,6 +72,9 @@ int Main::main(int argc, char *argv[]) {
     // system("reboot");
   }
 
+
+  AudioPlayerAlsaImp audioPlayerAlsaImp("/dev/");
+
   // AudioRecoder::get().initialize();
   // shared_ptr<AudioRecoder> audioRecoder(new AudioRecoder());