INT 18 - NEC PC-9800 series - VIDEO AH = function 0Ah set video mode 0Bh get video mode 0Ch start text screen display 0Dh end text screen display 0Eh set single display area 0Fh set multiple display area 10h set cursor shape 11h display cursor 12h terminate cursor 13h set cursor position 14h read font patter 16h initialize text video RAM(Random Access Memory) See also DRAM, SRAM. 1Ah define user character others ??? Return: ??? Notes: details are not available at this time text video RAM(Random Access Memory) See also DRAM, SRAM. is located at segments A000h (characters) and A200h (attributes), graphics video RAM(Random Access Memory) See also DRAM, SRAM. at segment C000h Bitfields for NEC PC-9800 series video attributes: Bit(s) Description (Table 00648) 0 disable drawing character 1 blinking 2 reverse video 3 underline 4 vertical line 7-5 color (0=black, 1=blue, 2=red, 3=purple, 4=green, 5=cyan, 6=yellow, 7=white)