8051 Embedded CRT Monitor Controller
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.
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.
X2 CORE INT1
P3.0-P3.2 P3.4 P2.4-7
14 CHANNEL DA0-9
DDC 1/2 B & FIFO
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 of the use of this product. No rights under any patent accompany the sale of the
MTV012E Revision 1.2 12/23/1998