lcd support
lcd should works
re-difine lcd registers
Merge branch 'lcd', remote-tracking branch 'origin/lcd' into lcd
support get char from uart
8x8 font data
r,g,b colors can work for now
Merge branch 'lcd', remote-tracking branch 'origin/lcd' into lcd
fix char display, caused by wrong resolution
Merge branch 'lcd', remote-tracking branch 'origin/lcd' into lcd
add IRQ support
touch screen support
enable vic and touch_test
test irq
Merge branch 'irq', remote-tracking branch 'origin/irq' into irq
fix irq
fix typo in vic1
paint when touch the screen
include some lib for div ,stdio etc
.gitignore add *.a