void FT800String (char *s){
    int length, n, tmp = 0;
    length = strlen(s) + 1;

    wr32(RAM_DL +  tmp, CLEAR(1, 1, 1));
    wr32(RAM_DL +  tmp+4, BEGIN(BITMAPS));

    for(n = 0; n < length; n++){
        wr32(RAM_DL + tmp, VERTEX2II(220+(8*n), 110, 19, *s));
        tmp=tmp+4;
    }
    wr32(RAM_DL + tmp+4, END());
    wr32(RAM_DL + tmp+8, DISPLAY());
    wr32(REG_DLSWAP, 1);
}