[VDP1 function] 

 Set of sprite modes 

 SCL_SetSpriteMode 

28

 [Color RAM related functions] 

 Set color RAM mode 

 SCL_SetColRamMode 

29

 Get color RAM mode 

 SCL_GetColRamMode 

30

 Set color data in color RAM 

 SCL_SetColRamCol 

31

 Reserve area in color RAM 

 SCL_AllocColRam 

32

 Free space reserved in color RAM 

 SCL_FreeColRam 

33

 Set Auto Color Change 

 SCL_SetAutoColChg 

34

 Get color RAM address offset 

 SCL_GetColRamOffset 

35

 [Priority-related functions] 

 Set priority 

 SCL_SetPriority 

36

 Get priority 

 SCL_GetPriority 

37

 [Color calculation related functions] 

 Set color operation condition (SPRITE) 

 SCL_SetColMixMode 

38

 Set percentage of color operation 

 SCL_SetColMixRate 

39

 Set automatic color operation 

 SCL_SetAutoColMix 

40

 [Color offset related functions] 

 Set color offset 

 SCL_SetColOffset 

41

 Increase / decrease color offset 

 SCL_IncColOffset 

42

 Set Auto Color Offset 

 SCL_SetAutoColOffset 

43

 [Other special effect functions] 

 Enable blur operation 

 SCL_EnableBlur 

44

 Disable blur operation 

 SCL_DisableBlur 

45

 Insert line color screen 

 SCL_EnableLineCol 

46

 Remove line color screen 

 SCL_DisableLineCol 

47

 Set shadow bit 

 SCL_SetShadowBit 

48

 [V-BLANK interrupt processing related functions] 

 Set frame change interval number 

 SCL_SetFrameInterval 

49

 Frame change request and completion 

 SCL_DisplayFrame 

50

 V-BLANK start VDP interrupt processing 

 SCL_VblankStart 

51

 V-BLANK end VDP interrupt processing 

 SCL_VblankEnd 

52

 [Suspend Processing Function] 

 Automatically terminate VE 

 SCL_AbortAutoVe 

53