87C453 Overview
The Philips 8XC453 is an I/O expanded single-chip microcontroller fabricated with Philips high-density CMOS technology. Philips epitaxial substrate minimizes latch-up sensitivity. The 8XC453 is a functional extension of the 87C51 microcontroller with three additional I/O ports and four I/O control lines.
87C453 Key Features
- 80C51 based architecture
- Seven 8-bit I/O ports
- Port 6 features
- Eight data pins
- Four control pins
- Direct MPU bus interface
- ISA Bus Interface
- Parallel printer interface
- IBF and OBF interrupts
- A flag latch on host write