Z86E21 Datasheet - Zilog.

Z86E21 CMOS Z8 OTP MICROCONTROLLER

The Z86E21 microcontroller (MCU) introduces the next level of sophistication to single-chip architecture. The Z86E21 is a member of the Z8 single-chip microcontroller family with 8 Kbytes of EPROM and 236 bytes of general purpose RAM. The Z86E21 is a pin compatible, One-Time-Programmable (OTP) versi.

Z86E21 Features

* that are useful in many industrial and advanced scientific applications. The device applications demand powerful I/O capabilities. The Z86E21 fulfills this with 32-pin dedicated to input and output. These lines are grouped into four ports. Each port consists of eight lines, and is configurable under

Z86E21_ZilogInc..pdf