diff --git a/.gitignore b/.gitignore
index 83814ac..38a5900 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,3 +28,4 @@ fp-info-cache
 *.DS_Store
 Documentation/~$4203BManual.docx
 *.cdf
+Documentation/~$4203BDevNote.docx
diff --git a/Documentation/Commands b/Documentation/Commands
new file mode 100644
index 0000000..29eb49c
--- /dev/null
+++ b/Documentation/Commands
@@ -0,0 +1,8 @@
+RAM2E II commands
+CmdNum	Name			Argument
+$FF		SetRWBankFF		RWBank[7:0] to not set (gets set if not RAM2E II)
+$EF		UFMPrgmEN		don't care
+$EE		UFMResetEN		don't care
+$EA		UFMBitbang		{ DRClkPulse(1), DRDIn(1), X(6) }
+$E0		RWMaskSet		RWMask[7:0]
+$00		NOP				switch to bank in argument
diff --git a/Documentation/GW4203BDevNote.docx b/Documentation/GW4203BDevNote.docx
new file mode 100644
index 0000000..fc98741
Binary files /dev/null and b/Documentation/GW4203BDevNote.docx differ