SAA5541PS

INTEGRATED CIRCUITS DATA SHEET SAA55xx TV microcontrollers with Closed Captioning (CC) and On-Screen Display (OSD) Preliminary specification File under Integrated Circuits, IC02 1999 Aug 02 Philips Semiconductors TV microcontrollers with Closed Captioning (CC) and On-Screen Display (OSD) Preliminary specification SAA55xx CONTENTS 1 FEATURES 2 GENERAL DESCRIPTION 3 QUICK REFERENCE DATA 4 ORDERING INFORMATION 5 BLOCK DIAGRAM 6 PINNING INFORMATION 6.1 Pinning 6.2 Pin description 7 MICROCONTROLLER 7.1 Microcontroller features 8 MEMORY ORGANIZATION 8.1 ROM bank switching 8.2 RAM organisation 8.3 Data memory 8.4 SFR memory 8.5 Character set feature bits 8.6 External (auxiliary) memory 9 REDUCED POWER MODES 9.1 Idle mode 9.2 Power-down mode 9.3 Standby mode 10 I/O FACILITY 10.1 I/O ports 10.2 Port type 10.3 Port alternative functions 10.4 LED support 11 INTERRUPT SYSTEM 11.1 Interrupt enable structure 11.2 Interrupt enable priority 11.3 Interrupt vector address 11.4 Level/edge interru...