Define character for SCREEN4 and SCREEN2

Hello,

I would define the character ascii with the SCREEN4 or SCREEN2 and put a color 
multicolor to it.
The example here down, doen't work. How I can do??

Bye 
Andrea

60 SCREEN 4:CLS:COLOR 15,0,0
70 OPEN"GRP:"AS#1
80 REM DEFINE CHARACTER WALL
90 FOR A=0 TO 7:READ B:VPOKE65*8+A,B:NEXT A
100 DATA 0,251,251,251,0,127,127,127
110 REM COLOR CHARACTER WALL
120 VPOKE 8208,16*8+14
130 PRESET(10,10):PRINT#1,"AAAAAAAAAAAA"
140 GOTO 140

 


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