P83C434

INTEGRATED CIRCUITS DATA SHEET P83C434; P83C834 8-bit microcontrollers with LCD-driver Product specification Supersedes data of 1996 Oct 16 File under Integrated Circuits, IC20 1997 Jul 03 Philips Semiconductors Product specification 8-bit microcontrollers with LCD-driver CONTENTS 1 1.1 1.2 2 3 4 5 5.1 5.2 6 6.1 6.2 6.3 6.4 6.5 6.6 6.7 FEATURES Differences from the 80C51 core Memory GENERAL DESCRIPTION ORDERING INFORMATION BLOCK DIAGRAM PINNING INFORMATION Pinning Pin description FUNCTIONAL DESCRIPTION Input/Output (I/O) Oscillator Interrupts Reduced power modes Reset Special Function Registers (SFRs) LCD driver unit 7 8 9 10 11 11.1 12 13 14 14.1 14.2 14.3 15 16 P83C434; P83C834 LIMITING VALUES HANDLING DC CHARACTERISTICS LCD DRIVER CHARACTERISTICS AC CHARACTERISTICS Characteristic curves APPLICATION INFORMATION PACKAGE OUTLINE SOLDERING Introduction SDIP QFP DEFINITIONS LIFE SUPPORT APPLICATIONS 1997 Jul 03 2 Philips Semiconductors Product specification 8-bit microcontrollers with LCD-driver 1 FEATURES P83C434; P83C834 Timer 0 external input replaced by a direct connection to the 32 kHz oscillator output. Timer 1 external input is connected to pin P0.0 (Port 0); alternate function of P0.0. Standard serial interface and its control register is not present. Adjustable on-chip oscillator without external components. Wake-up from Power-down mode is also possible by means of an interrupt. Extended external interrupts. 1.2 Memory ROM/RAM sizes MEMORY DEVICE R...