diff --git a/Pico_6502_v4_ehbasic/Pico_6502_v4_ehbasic.ino b/Pico_6502_v4_ehbasic/Pico_6502_v4_ehbasic.ino
index 46b9adc..771d9e4 100644
--- a/Pico_6502_v4_ehbasic/Pico_6502_v4_ehbasic.ino
+++ b/Pico_6502_v4_ehbasic/Pico_6502_v4_ehbasic.ino
@@ -4,11 +4,11 @@
 
  Inspired by work  http://www.8bitforce.com/blog/2019/03/12/retroshield-6502-operation/
 */
+#include <Arduino.h>
+//#include <pico/stdio.h>
 
-#include "pico/stdio.h"
-
-#include "pico/stdlib.h"
-#include "pico/time.h"
+//#include "pico/stdlib.h"
+//#include "pico/time.h"
 
 #include "mos65C02.h"
 #include "memory.h"
diff --git a/Pico_6502_v4_ehbasic/ehbasic.cpp b/Pico_6502_v4_ehbasic/ehbasic.cpp
index a0e6929..959c237 100644
--- a/Pico_6502_v4_ehbasic/ehbasic.cpp
+++ b/Pico_6502_v4_ehbasic/ehbasic.cpp
@@ -12,5 +12,5 @@ const uint8_t vectors_bin[] = {
 
 //#include "C:\cygwin64\home\Rien\pico\ehbasic.neo6502\basic.mon"
 const uint8_t ehbasic_bin[] = {
-#include "C:\cygwin64\home\Rien\pico\ehbasic.neo6502\basic.mon"
+#include "/home/mikeh/Pico_6502_v4_ehbasic/ehbasic.neo6502/basic.mon"
 };
diff --git a/Pico_6502_v4_ehbasic/ehbasic.h b/Pico_6502_v4_ehbasic/ehbasic.h
index 56f9053..46aa587 100644
--- a/Pico_6502_v4_ehbasic/ehbasic.h
+++ b/Pico_6502_v4_ehbasic/ehbasic.h
@@ -3,7 +3,7 @@
 #ifndef _EHBASIC_h
 #define _EHBASIC_h
 
-#include "arduino.h"
+#include <Arduino.h>
 
 #define EHBASIC_START 0xA000
 #define EHBASIC_SIZE  0x2D3C
@@ -12,4 +12,3 @@ extern const uint8_t vectors_bin[];
 
 extern const uint8_t ehbasic_bin[];
 #endif
-
diff --git a/Pico_6502_v4_ehbasic/roms.h b/Pico_6502_v4_ehbasic/roms.h
index 5c35a7e..07ec7e4 100644
--- a/Pico_6502_v4_ehbasic/roms.h
+++ b/Pico_6502_v4_ehbasic/roms.h
@@ -3,8 +3,7 @@
 #ifndef _ROMS_h
 #define _ROMS_h
 
-#include "arduino.h"
+#include <Arduino.h>
 
 bool loadROMS();
 #endif
-
diff --git a/README.md b/README.md
index 3fb4aa2..a08645a 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Pico_6502_v4_ehbasic
 
-this version is of the NEO6502 memulator supporting a 320x240 256 color display, dual buffered.
-It will boot into Enhanced basic. You do not need to answer the Memory size question
+This version is the NEO6502 memulator supporting a 320x240 256 color display, dual buffered.
+It will boot into Enhanced basic. You do not need to answer the Memory size question.
 
 In order to have the board work correctly, connect UEXT.3 to 6502BUS.40
 
diff --git a/ehbasic.neo6502/demos/Basic demo1.bas b/ehbasic.neo6502/demos/basic demo1.bas
similarity index 95%
rename from ehbasic.neo6502/demos/Basic demo1.bas
rename to ehbasic.neo6502/demos/basic demo1.bas
index 270cfbc..1ddabb4 100644
--- a/ehbasic.neo6502/demos/Basic demo1.bas	
+++ b/ehbasic.neo6502/demos/basic demo1.bas	
@@ -1,20 +1,20 @@
-1 REM DEMO
-5 ? RND(100)
-10 CLS
-20 VDU %10000011
-25 X = 0
-30 PIXEL RND(0)*320,RND(0)*240
-35 MOVE RND(0)*280,RND(0)*220
-40 PRINT "Hello world"
-50 COLOR RND(0)*7
-60 IF RND(0)*10>6 GOTO 90
-70 PIXEL RND(0)*320,RND(0)*240
-80 GOTO 100
-90 CIRCLE RND(0)*320,RND(0)*240,RND(0)*2+1,1
-100 MOVE 160,120
-110 DRAW RND(0)*320,RND(0)*240
-120 PIXEL RND(0)*320,RND(0)*240
-130 REFRESH
-140 X=X+1
-150 IF X=50 GOTO 10
-160 GOTO 30
+1 REM DEMO
+5 ? RND(100)
+10 CLS
+20 VDU %10000011
+25 X = 0
+30 PIXEL RND(0)*320,RND(0)*240
+35 MOVE RND(0)*280,RND(0)*220
+40 PRINT "Hello world"
+50 COLOR RND(0)*7
+60 IF RND(0)*10>6 GOTO 90
+70 PIXEL RND(0)*320,RND(0)*240
+80 GOTO 100
+90 CIRCLE RND(0)*320,RND(0)*240,RND(0)*2+1,1
+100 MOVE 160,120
+110 DRAW RND(0)*320,RND(0)*240
+120 PIXEL RND(0)*320,RND(0)*240
+130 REFRESH
+140 X=X+1
+150 IF X=50 GOTO 10
+160 GOTO 30