P83C524 Datasheet | NXP Semiconductors

INTEGRATED CIRCUITS DATA SHEET P83C524; P80C528; P83C528 8-bit microcontrollers Product specification File under Integrated Circuits, IC20 1997 Dec 15 Philips Semiconductors Product specification 8-bit microcontrollers CONTENTS 1 2 3 4 5 6 7 7.1 7.2 8 8.1 8.2 9 9.1 9.2 9.3 10 11 11.1 11.1.1 11.1.2 11.2 11.2.1 11.2.2 11.2.3 11.2.4 11.3 12 12.1 12.2 13 13.1 13.2 13.2.1 13.3 14 14.1 14.2 14.3 Features GENERAL DESCRIPTION QUICK REFERENCE DATA ORDERING INFORMATION BLOCK DIAGRAM FUNCTIONAL DIAGRAM PINNING INFORMATION Pinning Pin description FUNCTIONAL DESCRIPTION General Instruction Set Execution MEMORY ORGANIZATION Program Memory Internal Data Memory Addressing I/O FACILITIES TIMERS/COUNTERS Timer 0 and Timer 1 Timer/Counter Mode Control register (TMOD) Timer/Counter Control Register (TCON) Timer 2 Timer 2 Control Register (T2CON) Capture Mode Automatic Reload Mode Baud Rate Generator Mode Watchdog Timer T3 SERIAL PORT (UART) Serial Port Control Register (SCON) SM0 and SM1 operating modes (SCON) BIT-LEVEL I2C INTERFACE I2C Interrupt Register (S1INT) Single-bit Data Register with I2C Auto-clock (S1BIT) Reading or Writing the S1BIT SFR Control and Status Register for the I2C-bus (S1SCS) INTERRUPT SYSTEM Interrupt Enable Register (IE) Interrupt Priority Register (IP) Interrupt Vectors 15 15.1 15.2 15.3 15.4 16 17 17.1 18 19 20 21 21.1 21.2 22 23 24 25 25.1 26 27 27.1 27.2 27.2.1 27.2.2 27.3 27.3.1 27.3.2 27.3.3 28 29 30 P83C524; P80C528; P83C528 IDLE AND POWER-DOWN OPERATION Power Control Register (PCON) Idle Mode Power-down Mode Wake-up from Power-down Mode OSCILLATOR CIRCUIT RESET CIRCUIT Power-on reset INSTRUCTION SET LIMITING VALUES DC CHARACTERISTICS AC CHARACTERISTICS AC Characteristics 16 MHz version AC Characteristics 24 MHz version I2C CHARACTERISTICS (BIT-LEVEL) XTAL1 CHARACTERISTICS SERIAL PORT CHARACTERISTICS TIMING DIAGRAMS Timing symbol definitions PACKAGE OUTLINES SOLDERING Introduction DIP Soldering by dipping or by wave Repairing soldered joints PLCC...