HMOS2 SINGLE CHIP SEMI-GRAPHIC DISPLAY PROCESSOR The EF9345, new advanced color CRT controller, in conjunction with an additional standard memory package allow full implementation of the complete display control unit of a color or monochrome lowcost termainl, thus significantly reducing IC cost and PCB space.
. SINGLE CHIP LOW-COST COLOR CRT CONTROLLER . TV STANDARD COMPATIBLE 50Hz or 60Hz . 2 SCREEN FORMATS : - 25 or 21 ROWS OF 40 CHARACTERS - 25 or 21 ROWS OF 80 CHARACTERS . ON-CHIP 128 ALPHANUMERIC AND 128 SEMI-GRAPHIC CHARACTER GENERATOR TWO STANDARD OPTIONS AVAILABLE FOR ALPHANUMERIC SETS [EF9345-R003 IS NO MORE AVAILABLE] . EASY EXTENSION OF USER DEFINED ALPHANUMERIC OR SEMI-GRAPHIC SETS [> 1 K CHARACTERS] . 40 CHARACTERS/ROWATTRIBUTES : FOREGROUND AND BACKGROUNDCOLOR, DOUBLE HEIGHT, DOUBLE WIDTH, BLINKING, REVERSE, UNDERLINING, CONCEAL, INSERT, ACCENTUATION OF LOWER CASE CHARACTERS . 80 CHARACTERS/ROW ATTRIBUTES : UNDERLINING, BLINKING, REVERSE, COLOR SELECT . PROGRAMMABLE ROLL-UP, ROLL-DOWN AND CURSOR DISPLAY . ON-CHIP R, G, B, I VIDEO SHIFTREGISTERS . EASY SYNCHRONIZATION WITH EXTERNAL VIDEO-SOURCE : ON-CHIP PHASE COMPARATOR . ADDRESS/DATA MULTIPLEXED BUS DIRECTLY COMPATIBLEWITH STANDARD MICROCOMPUTERS SUCH AS 6801, 6301, 8048, 8051, ST9 . ADDRESSING SPACE : 16K x 8 OF GENERAL PURPOSE PRIVATE MEMORY . EASY OF USE OF ANY LOW-COST MEMORY COMPONENTS : ROM, SRAM, DRAM |