INT 49 - TI Professional PC - CRT - WRITE BLOCK OF CHARACTERS WITH ATTRIBUTE AH = 10h AL = attribute (becomes new current attribute) DX:BX -> string of characters to write CX = length of string Return: nothing Note: AH=00h,04h,05h,0Bh,0Ch,0Dh,0Fh are documented as NOPs BUG: CX must not be 0000h on entry, or the system will crash SeeAlso: AH=01h,AH=02h,AH=09h,AH=0Eh,AH=11h