COPC912C Datasheet | National Semiconductor

.. COP912C COP912CH 8-Bit Microcontroller August 1996 COP912C COP912CH 8-Bit Microcontroller General Description The COP912C COP912CH are members of the COP8TM 8-bit Micro Controller family They are fully static Microcontrollers fabricated using double-metal silicon gate micro CMOS technology These low cost Micro Controllers are plete microputers containing all system timing interrupt logic ROM RAM and I O necessary to implement dedicated control functions in a variety of applications Features include an 8-bit memory mapped architecture MICROWl RETM serial I O a 16-bit timer counter with capture register and a multi-sourced interrupt Each I O pin has software selectable options to adapt the device to the specific application The device operates over voltage ranges from 2 3V to 4 0V (COP912C) and from 4 0V to 5 5V (COP912CH) High throughput is achieved with an efficient regular instruction set operating at a minimum of 2 ms per instruction rate CPU Instruction Set Features Instruction cycle time of 2 ms for COP912CH and 2 5 ms for COP912C Three multi-sourced interrupts servicing External Interrupt with selectable edge Timer interrupt Software interrupt Versatile and easy to use instruction set 8-bit Stack Pointer (SP) stack in RAM Two 8-bit Register Indirect Memory Pointers (B X) Fully Static CMOS Low current drain (typically k 1 m A) Single supply operation 2 3V to 4 0V or 4 0V to 5 5V Temperature range 0 C to a 70 C Key Features Development Support Electronic keys and switches Remote Control Y Timers O Features Y Alarms Memory mapped I O Y Small industrial control units Software selectable I O options (TRI-STATE Output Y Low cost slave controllers . Push-Pull Output Weak Pull-Up Input High Impedance Y Temperature meters Input) Y Small domestic appliances Schmitt trigger inputs on Port G Y Toys and games TM MICROWIRE PLUS Serial I O Packages 20 DIP SO with 16 I O pins Lowest...