diff --git a/Sheet1.SchDoc b/Core.SchDoc
similarity index 100%
rename from Sheet1.SchDoc
rename to Core.SchDoc
diff --git a/GNSS.SchDoc b/GNSS.SchDoc
new file mode 100644
index 0000000..f084481
Binary files /dev/null and b/GNSS.SchDoc differ
diff --git a/LAN.SchDoc b/LAN.SchDoc
new file mode 100644
index 0000000..b5c63a7
Binary files /dev/null and b/LAN.SchDoc differ
diff --git a/USB_EX.SchDoc b/USB_EX.SchDoc
new file mode 100644
index 0000000..91e3873
Binary files /dev/null and b/USB_EX.SchDoc differ
diff --git a/rk3506_hw.PrjPcb b/rk3506_hw.PrjPcb
index 2246b48..814925d 100644
--- a/rk3506_hw.PrjPcb
+++ b/rk3506_hw.PrjPcb
@@ -1,6 +1,6 @@
 [Design]
 Version=1.0
-HierarchyMode=0
+HierarchyMode=2
 ChannelRoomNamingStyle=0
 ReleasesFolder=
 ChannelDesignatorFormatString=$Component_$RoomName
@@ -50,7 +50,7 @@ PrefsVaultGUID=
 PrefsRevisionGUID=
 
 [Document1]
-DocumentPath=Sheet1.SchDoc
+DocumentPath=Core.SchDoc
 AnnotationEnabled=1
 AnnotateStartValue=1
 AnnotationIndexControlEnabled=0
@@ -83,6 +83,57 @@ DItemRevisionGUID=
 GenerateClassCluster=0
 DocumentUniqueId=RWQBXEBH
 
+[Document3]
+DocumentPath=LAN.SchDoc
+AnnotationEnabled=1
+AnnotateStartValue=1
+AnnotationIndexControlEnabled=0
+AnnotateSuffix=
+AnnotateScope=All
+AnnotateOrder=-1
+DoLibraryUpdate=1
+DoDatabaseUpdate=1
+ClassGenCCAutoEnabled=1
+ClassGenCCAutoRoomEnabled=0
+ClassGenNCAutoScope=None
+DItemRevisionGUID=
+GenerateClassCluster=0
+DocumentUniqueId=OBZMRIIK
+
+[Document4]
+DocumentPath=GNSS.SchDoc
+AnnotationEnabled=1
+AnnotateStartValue=1
+AnnotationIndexControlEnabled=0
+AnnotateSuffix=
+AnnotateScope=All
+AnnotateOrder=-1
+DoLibraryUpdate=1
+DoDatabaseUpdate=1
+ClassGenCCAutoEnabled=1
+ClassGenCCAutoRoomEnabled=0
+ClassGenNCAutoScope=None
+DItemRevisionGUID=
+GenerateClassCluster=0
+DocumentUniqueId=VADIKBHJ
+
+[Document5]
+DocumentPath=USB_EX.SchDoc
+AnnotationEnabled=1
+AnnotateStartValue=1
+AnnotationIndexControlEnabled=0
+AnnotateSuffix=
+AnnotateScope=All
+AnnotateOrder=-1
+DoLibraryUpdate=1
+DoDatabaseUpdate=1
+ClassGenCCAutoEnabled=1
+ClassGenCCAutoRoomEnabled=0
+ClassGenNCAutoScope=None
+DItemRevisionGUID=
+GenerateClassCluster=0
+DocumentUniqueId=SRFMSSXI
+
 [Configuration1]
 Name=Sources
 ParameterCount=0
@@ -1048,8 +1099,8 @@ UpdateToLatestRevision=1
 PartTypes=0
 ComponentLibIdentifierKind0=Library Name And Type
 ComponentLibraryIdentifier0=QFLibrary.IntLib
-ComponentDesignItemID0=VANXOAK-RK3506
-ComponentSymbolReference0=VANXOAK-RK3506
+ComponentDesignItemID0=R
+ComponentSymbolReference0=R
 ComponentUpdate0=1
 ComponentIsDeviceSheet0=0
 FullReplace=1
@@ -1076,8 +1127,110 @@ ParameterUpdate3=1
 ModelTypeGroup0=PCBLIB
 ModelTypeUpdate0=1
 ModelType0=PCBLIB
-ModelName0=VANXOAK-RK3506
+ModelName0=R 0201_L
 ModelUpdate0=1
+ModelType1=PCBLIB
+ModelName1=R 0201_M
+ModelUpdate1=1
+ModelType2=PCBLIB
+ModelName2=R 0201-HP_L
+ModelUpdate2=1
+ModelType3=PCBLIB
+ModelName3=R 0201-HP_M
+ModelUpdate3=1
+ModelType4=PCBLIB
+ModelName4=R 0402_L
+ModelUpdate4=1
+ModelType5=PCBLIB
+ModelName5=R 0402_M
+ModelUpdate5=1
+ModelType6=PCBLIB
+ModelName6=R 0402-HP_L
+ModelUpdate6=1
+ModelType7=PCBLIB
+ModelName7=R 0402-HP_M
+ModelUpdate7=1
+ModelType8=PCBLIB
+ModelName8=R 0603_L
+ModelUpdate8=1
+ModelType9=PCBLIB
+ModelName9=R 0603_M
+ModelUpdate9=1
+ModelType10=PCBLIB
+ModelName10=R 0603-HP_M
+ModelUpdate10=1
+ModelType11=PCBLIB
+ModelName11=R 0805_L
+ModelUpdate11=1
+ModelType12=PCBLIB
+ModelName12=R 0805_M
+ModelUpdate12=1
+ModelType13=PCBLIB
+ModelName13=R 0805-HP_L
+ModelUpdate13=1
+ModelType14=PCBLIB
+ModelName14=R 0805-HP_M
+ModelUpdate14=1
+ModelType15=PCBLIB
+ModelName15=R 1206_L
+ModelUpdate15=1
+ModelType16=PCBLIB
+ModelName16=R 1206_M
+ModelUpdate16=1
+ModelType17=PCBLIB
+ModelName17=R 1206-HP_L
+ModelUpdate17=1
+ModelType18=PCBLIB
+ModelName18=R 1206-HP_M
+ModelUpdate18=1
+ModelType19=PCBLIB
+ModelName19=R 1210_L
+ModelUpdate19=1
+ModelType20=PCBLIB
+ModelName20=R 1210_M
+ModelUpdate20=1
+ModelType21=PCBLIB
+ModelName21=R 1210-HP_L
+ModelUpdate21=1
+ModelType22=PCBLIB
+ModelName22=R 1210-HP_M
+ModelUpdate22=1
+ModelType23=PCBLIB
+ModelName23=R 1812_L
+ModelUpdate23=1
+ModelType24=PCBLIB
+ModelName24=R 1812_M
+ModelUpdate24=1
+ModelType25=PCBLIB
+ModelName25=R 1812-HP_L
+ModelUpdate25=1
+ModelType26=PCBLIB
+ModelName26=R 1812-HP_M
+ModelUpdate26=1
+ModelType27=PCBLIB
+ModelName27=R 2010_L
+ModelUpdate27=1
+ModelType28=PCBLIB
+ModelName28=R 2010_M
+ModelUpdate28=1
+ModelType29=PCBLIB
+ModelName29=R 2010-HP_L
+ModelUpdate29=1
+ModelType30=PCBLIB
+ModelName30=R 2010-HP_M
+ModelUpdate30=1
+ModelType31=PCBLIB
+ModelName31=R 2512_L
+ModelUpdate31=1
+ModelType32=PCBLIB
+ModelName32=R 2512_M
+ModelUpdate32=1
+ModelType33=PCBLIB
+ModelName33=R 2512-HP_L
+ModelUpdate33=1
+ModelType34=PCBLIB
+ModelName34=R 2512-HP_M
+ModelUpdate34=1
 
 [DatabaseUpdateOptions]
 SelectedOnly=0