diff --git a/embedian/uEnv.txt b/embedian/uEnv.txt
index 1745d49..2a247ae 100644
--- a/embedian/uEnv.txt
+++ b/embedian/uEnv.txt
@@ -1,8 +1,14 @@
 optargs="video=HDMI-A-1:1920x1080-32@60 consoleblank=0"
 #optargs="video=HDMI-A-1:3840x2160-32@30 consoleblank=0"
 #optargs="video=HDMI-A-1:3840x2160-32@60 consoleblank=0"
-
+#console port SER3
 console=ttymxc0,115200 earlycon=ec_imx6q,0x30860000,115200
+#console port SER2
+#console=ttymxc1,115200 earlycon=ec_imx6q,0x30890000,115200
+#console port SER1
+#console=ttymxc2,115200 earlycon=ec_imx6q,0x30880000,115200
+#console port SER0
+#console=ttymxc3,115200 earlycon=ec_imx6q,0x30A60000,115200
 mmcdev=1
 mmcpart=1
 image=Image
diff --git a/embedian/uEnv_emmc.txt b/embedian/uEnv_emmc.txt
index fdb3823..9dc5ff1 100644
--- a/embedian/uEnv_emmc.txt
+++ b/embedian/uEnv_emmc.txt
@@ -1,8 +1,14 @@
 optargs="video=HDMI-A-1:1920x1080-32@60 consoleblank=0"
 #optargs="video=HDMI-A-1:3840x2160-32@30 consoleblank=0"
 #optargs="video=HDMI-A-1:3840x2160-32@60 consoleblank=0"
-
+#console port SER3
 console=ttymxc0,115200 earlycon=ec_imx6q,0x30860000,115200
+#console port SER2
+#console=ttymxc1,115200 earlycon=ec_imx6q,0x30890000,115200
+#console port SER1
+#console=ttymxc2,115200 earlycon=ec_imx6q,0x30880000,115200
+#console port SER0
+#console=ttymxc3,115200 earlycon=ec_imx6q,0x30A60000,115200
 mmcdev=0
 mmcpart=1
 image=Image