INT 49 - TI Professional PCIBM PC - CRT - FILL ENTIRE SCREEN WITH ATTRIBUTE AH = 12h AL = attribute (see #03210) Return: nothing Note: AH=00h,04h,05h,0Bh,0Ch,0Dh,0Fh are documented as NOPs SeeAlso: AH=01h,AH=02h Bitfields for TI Professional PCIBM PC screen attribute: Bit(s) Description (Table 03210) 7 alternate character set (requires user-supplied ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs.) 6 blink 5 underline 4 reverse video 3 character enable 2 green (color) or 58% intensity (gray-scale) 1 red (color) or 27.5% intensity 0 blue (color) or 14.5% intensity