[Myson]
GENERAL DESCRIPTION
The MTV012E 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 EPROM.
FEATURES
8051 core.
256 bytes internal RAM.
8K bytes program EPROM.
14 channels 12V 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 pin shared with H/V sync output and self test output pins.
SYNC processor for composite separation, polarity and frequency check, and polarity adjust.
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 mode information.
Watch dog timer with programmable interval.
40 pin PDIP package.
|