typedef Uint8 PerM3bpData; / * Megadrive 3 button pad data type * / 

PER_M3BP_U to PER_M3BP_S are the same as PER_DGT_U to PER_DGT_S. PER_DGT_X to PER_DGT_TL are in a state where no button is pressed.

Bit position constant	Acquired value
PER_M3BP_U	UP
PER_M3BP_D	DOWN
PER_M3BP_R	RIGHT
PER_M3BP_L	LEFT
PER_M3BP_A	A
PER_M3BP_B	B
PER_M3BP_C	C
PER_M3BP_S	START

 typedef Uint16 PerM6bpData; / * Megadrive 6 button pad data type * / 

PER_M6BP_U to PER_M6BP_MD are the same as PER_DGT_U to PER_DGT_TR. PER_DGT_TL is a state where no button is pressed.

Bit position constant	Acquired value
PER_M6BP_U	UP
PER_M6BP_D	DOWN
PER_M6BP_R	RIGHT
PER_M6BP_L	LEFT
PER_M6BP_A	A
PER_M6BP_B	B
PER_M6BP_C	C
PER_M6BP_S	START
PER_M6BP_X	X
PER_M6BP_Y	Y
PER_M6BP_Z	Z
PER_M6BP_MD	MODE (at the top right of the device)