NT68P62U

NT68P62-01 8-Bit Microcontroller for Monitor (32K OTP ROM Type) Features n n n n n n n n n n n Operating voltage range: 4.5V to 5.5V CMOS technology for low power consumption 6502 8-bit CMOS CPU core 8 MHz operation frequency 32K bytes of OTP (one time programming) ROM 512 bytes of RAM One 8-bit base timer 13 channels of 8-bit PWM outputs with 5V open drain 4 channel A/D converters with 6-bit resolution 25 bi-directional I/O port pins (8 dedicated I/O pins) Hsync/vsync signals processor for separate & composite signal, including hardware sync signals polarity detection and freq. counters with 2 sets of Hsync counting interval n Hsync/Vsync polarity controlled output, 5 selectable free run output signals and self-test patterns, automute function, half freq. I/O function n Two built-in I2C bus interfaces support VESA DDC1/2B+ n Two layers of interrupt management NMI interrupt sources - INTE0 (External INT with selectable edge trigger) - INTMUTE (Auto Mute Activated) IRQ interrupt sources - INTS0/1 (SCL Go-low INT) - INTA0/1 (Slave Address Matched INT) - INTTX0/1 (Shift Register INT) - INTRX0/1 (Shift Register INT) - INTNAK0/1 (No Acknowledge) - INTSTOP0/1 (Stop Condition Occurred INT) - INTE1 (External INT with Selectable Edge Trigger) - INTV (VSYNC INT) - INTMR (Base Timer INT) - INTADC (AD Conversion Done INT) n Hardware watch-dog timer function n 40-pin P-DIP and 42-pin S-DIP packages General Description The NT68P62 is a new generation of monitor µC for autosync and digital...