P87LPC779 View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

P87LPC779

CMOS single-chip 8-bit 80C51 microcontroller with 128-byte data RAM, 8 kB OTP

Philips Electronics 

Philips Semiconductors

P87LPC779

CMOS single-chip 8-bit microcontroller

UNUSED CODE

MEMORY SPACE

FFFFh

FCFFh

32-BYTE CUSTOMER

CODE SPACE

(ACCESSIBLE VIA

MOVC)

FCE0h

UNUSED CODE

MEMORY SPACE

SPECIAL FUNCTION

REGISTERS

(ONLY DIRECTLY

ADDRESSABLE)

UNUSED SPACE

FFFFh

FD01h

CONFIGURATION BYTES

UCFG1, UCFG2

(ACCESSIBLE VIA MOVX)

FFh

FD00h

80h

8 KBYTES ON-CHIP

DATA MEMORY

2000h

1FFFh

128 BYTES ON-CHIP DATA 7Fh

MEMORY (DIRECTLY AND

INDIRECTLY ADDRESSABLE

VIA MOVC)

UNUSED SPACE

INTERRUPT

VECTORS

0000h

16 BYTES

BIT-ADDRESSABLE

00h

0000h

on-chip code

memory space

on-chip data

memory space

external data

memory space(1)

002aaa816

(1) The P87LPC779 does not support access to external data memory. However, the User Configuration Bytes are accessed

via the MOVX instruction as if they were in external data memory.

Fig 2. Memory map.

9397 750 13213

Product data

Rev. 02 — 03 May 2004

© Koninklijke Philips Electronics N.V. 2004. All rights reserved.

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