6530

,..,commodore ~ semiconductor group ~~@~ MPS 6530 MEMORY, I/O, TIMER ARRAY 6530 (MEMORY, I/O, TIMER ARRAY) DESCRIPTION The 6530 is designed to operate in conjunction with the 650X Microprocessor Family. It is comprised of a mask programmable 1024 x8 ROM,a 64x8 static RAM, two software controlled 8bit bi-directional data ports allowing direct interfacing between the microprocessor unit and peripheral devices, and a software programmable interval timer with interrupt, capable of timing in various intervals from 1 to 262,144 clock periods. FEATURES 8 bit bi-directional Data Bus for direct communication with the microprocessor 1024 x 8 ROM 64 x 8 static RAM Two 8 bit bi-directional data ports for interface to peripherals Two programmable I/O Peripheral Data Direction Registers Programmable Interval Timer Programmable Interval Timer Interrupt TTL & CMOS compatible peripheral lines Peripheral pins with Direct Transistor Drive Capability High Impeda...