GENERAL DESCRIPTION

The Z86L79/L80 family of IR (InfraRed) Controllers are ROM-based members of the Z8® MCU single-chip microcontroller family with 237 bytes of general- purpose RAM.

FEATURES
■ Three Standby Modes (Typical)
– STOP - 2 µA
– HALT - 0.8 mA
– Low Voltage Standby (<VLV)
■ Expanded Register File Control Registers
■ Special Architecture to Automate Both Generation and
Reception of Complex Pulses or Signals:
– One Programmable 8-Bit Counter/Timer with Two
Capture Registers
– One Programmable 16-Bit Counter/Timer with
One Capture Register
– Programmable Input Glitch Filter for Pulse
Reception
■ Five Priority Interrupts
■ Low Voltage Detection and Standby Mode
■ Watch-Dog/Power-On Reset Circuits
■ Two Independent Comparators with Programmable
Interrupt Polarity
■ On-Chip Oscillator that Accepts a Crystal, Ceramic
Resonator, LC, RC, or External Clock Drive
■ Mask Selectable 200 kOhm Pull-Ups on Ports 0, 2, 3
– All Eight Port 2 Bits at One Time or Not
– Pull-Ups Automatically Disabled Upon
Selecting Individual Pins as Outputs.
■ Maskable SingleTrip Point Inputs on P00 Through P03.
■ Permanently Enabled WDT Option (Maskable)
■ 28-Pin DIP and SOIC Packages