The NT6862 is a new generation monitor C for auto-sync and digital control applications. Particularly, this chip supports various and efficient functions to allow users to easily develop USB monitors. It contains the 6502 8-bit CPU core, 512 bytes of RAM used as working RAM and stack area, 32K bytes of OTP ROM, 13-channels of 8-bit PWM D/A converters, 4-channel A/D converters for key detection which save I/O pins, one 8-bit pre-loadable base timer, internal Hsync and Vsync signals processor, a Watch-dog timer which prevents the system from abnormal