SAA5521PS

INTEGRATED CIRCUITS DATA SHEET SAA55xx Standard TV microcontrollers with On-Screen Display (OSD) Preliminary specification File under Integrated Circuits, IC02 1999 Oct 27 Philips Semiconductors Preliminary specification Standard TV microcontrollers with On-Screen Display (OSD) CONTENTS 1 2 3 4 5 6 6.1 6.2 7 7.1 8 8.1 8.2 8.3 8.4 8.5 8.6 9 10 10.1 10.2 10.3 11 11.1 11.2 11.3 11.4 12 12.1 12.2 12.3 12.4 13 14 14.1 15 15.1 15.2 15.3 16 16.1 17 17.1 FEATURES GENERAL DESCRIPTION QUICK REFERENCE DATA ORDERING INFORMATION BLOCK DIAGRAM PINNING INFORMATION Pinning Pin description MICROCONTROLLER Microcontroller features MEMORY ORGANISATION Security bits - program and verify RAM organisation Data memory SFR memory Character set feature bits External (auxiliary) memory POWER-ON RESET REDUCED POWER MODES Idle mode Power-down mode Standby mode I/O FACILITY I/O ports Port type Port alternate functions LED support INTERRUPT SYSTEM Interrupt enable structure Interrupt enable priority Interrupt vector address Level/edge interrupt TIMER/COUNTER WATCHDOG TIMER Watchdog Timer operation PULSE WIDTH MODULATORS PWM control Tuning Pulse Width Modulator (TPWM) Software ADC (SAD) I2C-BUS SERIAL I/O I2C-bus port selection MEMORY INTERFACE Memory structure 2 17.2 17.3 17.4 18 18.1 18.2 18.3 18.4 19 19.1 19.2 19.3 19.4 19.5 19.6 19.7 19.8 19.9 19.10 19.11 19.12 19.13 19.14 20 21 22 22.1 23 23.1 23.2 23.3 24 25 26 27 27.1 27.2 27.3 27.4 28 29 30 Memory mapping Addressing memory Page clearing DATA CAP...