GENERAL DESCRIPTION

The Z86C15 Keyboard Controller is a full-featured member of the Z8® microcontroller family offering a unique register-to-register architecture that avoids accumulator bottlenecks and is more code efficient than RISC processors.

FEATURES

■ 4.5- to 5.5-Volt Operating Range

■ 0°C to 70°C Operating Temperature Range

■ Expanded Register File

■ Low-Power Consumption: 30 mW @ 5 MHz Typical

■ Six Vectored, Priority Interrupts from Six Different Sources

■ Two Programmable 8-Bit Counter/Timers, Each with 6-Bit Programmable Prescaler

■ Power-On Reset (POR) Timer, Hardware Watch-Dog Timer (WDT)

■ Digital Inputs CMOS Levels with Internal Pull-Up Resistors

■ Four Direct Connect LED Drive Ports

■ On-Chip RC Oscillator, 4 MHz to 5 MHz