ah sorry forgot, but mcaboosec share already :)
currently try to learn more about button remapping cause i have no programming background.
this is the current setting for remap L to Down, and R to Up:
ldr r4, =0x40
ldr r5, =0x100
bl .button
ldr r4, =0x140
ldr r5, =0x40
bl .button
but when run...