MTV012A - Myson

MTV012A 8051 Embedded CRT Monitor Controller Mask Version

The MTV012A micro controller is an 8051 CPU core-embedded device specially tailored to CRT monitor applications. It includes an 8051 CPU core, 256-byte SRAM, 14 built-in PWM DACs, DDC1/DDC2B interface, 24Cxx series EEPROM interface and an 8K-byte internal program ROM. BLOCK DIAGRAM STOUT P1.0-7 X1 P0.0-7 RD WR P0.0-7 RD WR XFR HSYNC H/VSYNC CONTROL VSY.

Features

8051 core. 256 bytes internal RAM. 8K bytes program Mask ROM. 14 channels 10V open drain PWM DAC, 10 dedicated channels and 4 channels shared with I/O pin. 20 bi-direction I/O pin, 12 dedicated pin, 4 shared with DAC, 4 shared with DDC/IIC interface. 3 output pins shared with H/V sync output and self test output pins. SYNC processor for composite sync separation, polarity and frequency check, and polarity adjustment. Built-in monitor self test pattern generator. Built-in Low Power Reset circuit. IIC interface for DDC1/DDC2B and EEPROM, only one EEPROM needed to store DDC1/DDC2B and display mod.