器件名称: MTV212A32
功能描述: 8051 Embedded Monitor Controller Mask ROM Type
文件大小: 167.03KB 共23页
简 介:MYSON TECHNOLOGY
MTV212A32 (Rev. 1.2)
8051 Embedded Monitor Controller Mask ROM Type
FEATURES
8051 core, 12MHz operating frequency. 512-byte RAM, 32K-byte program Mask-ROM. Maximum 14 channels of 5V open-drain PWM DAC. Maximum 31 bi-directional I/O pins. SYNC processor for composite separation/insertion, H/V polarity/frequency check, polarity adjustment and programmable clamp pulse output. Built-in self-test pattern generator with four free-running timings. Built-in low power reset circuit. Compliant with VESA DDC1/2B/2Bi/2B+ standard. Dual slave IIC addresses. Single master IIC interface for internal device communication. 3-channel 6-bit ADC. Watchdog timer with programmable interval. 40-pin DIP, 42-pin SDIP or 44-pin PLCC package.
GENERAL DESCRIPTIONS
The MTV212A32 micro-controller is an 8051 CPU core embedded device specially tailored to Monitor applications. It includes an 8051 CPU core, 512-byte SRAM, SYNC processor, 14 built-in PWM DACs, VESA DDC interface, 3-channel A/D converter and a 32K-byte internal program Mask-ROM.
BLOCK DIAGRAM
P1.0-7 P2.0-2,P2.4-7 P3.0-2 RST X1 X2
8051 P3.4-5 CORE
P0.0-7 RD WR ALE INT1
P0.0-7 RD WR ALE INT1
XFR
H/VSYNC CONTROL
STOUT HBLANK VBLANK HSYNC VSYNC HCLAMP HALFV HALFH
AD0-2
ADC
14 CHANNEL PWM DAC
ISCL ISDA HSCL HSDA
DDC & IIC INTERFACE
This datasheet contains new product information. Myson Technology reserves the rights to modify the product specification without notice. No liability is assumed as a result……