MTV230M64 Datasheet | Myson Century

FEATURES - - - - - - - - - - - - - - 8051 core, 12MHz operating frequency with double CPU clock option, 3.3V power supply. 1024-byte RAM, 64K-byte program Flash-ROM. Maximum 4 channels of 5V open-drain PWM DAC. Maximum 32 bi-directional I/O pins. SYNC processor for posite separation/insertion, H/V polarity/frequency check and polarity adjustment. Built-in low power reset circuit. pliant with VESA DDC2B/2Bi/2B+ standard. Dual slave IIC addresses. Single master IIC interface for internal device munication. Maximum 4-channel 6-bit ADC. Watchdog timer with programmable interval. OSD controller features : . Full-screen display consists of 15 (rows) by 30 (columns) characters. . Programmable OSD menu positioning for display screen center. . 512 Flash-ROM fonts, with 12x18 dot matrix, including 480 standard fonts and 32 multi-color fonts. . 15 character foreground color and 7 character background color selectable character by character. . Character (per row) and window intensity control. . Character bordering, shadowing and blinking effect. . Character height control (18 to 71 lines), double height and/or width control. . 4 programmable windows with multi-level operation and programmable shadowing width/height/color. In System Programming function (ISP). 42-pin SDIP or 44-pin PLCC/QFP package. GENERAL DESCRIPTIONS The MTV230M64 micro-controller is an 8051 CPU core embedded device specially tailored to LCD Monitor applications. It includes an 8051 CPU core, 1024-byte SRAM, OSD controller, 4 built-in PWM DACs, VESA DDC interface, 4-channel A/D converter, a 64K-byte internal program Flash-ROM and a 9K-word internal OSD character Flash-ROM. BLOCK DIAGRAM P1.0-7 P3.0-2 P3.4-5 P4.0-7 P5.0-7 RST X1 X2 P0.0-7 P2.0-3 RD WR ALE INT1 P0.0-7 P2.0-3 RD WR ALE INT1 OSDHS OSDVS XIN ROUT GOUT BOUT FBKG INT HSYNC VSYNC HBLANK VBLANK ISCL ISDA HSCL HSDA OSD CONTROL 8051 CORE AD0-3 H/VSYNC CONTROL PWM DAC DA0-3 DDC & IIC INTERFACE Myson Century, Inc. Taiwan: No. 2,...