P87LPC778 View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

P87LPC778

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

Philips Electronics 

Philips Semiconductors

P87LPC778

CMOS single-chip 8-bit microcontroller

UNUSED CODE

MEMORY SPACE

FFFFh

32-BYTE CUSTOMER

CODE SPACE

(ACCESSIBLE VIA

MOVC)

FCFFh

FCE0h

SPECIAL FUNCTION

REGISTERS

(ONLY DIRECTLY

ADDRESSABLE)

UNUSED SPACE

FFFFh

FFh

FD01h

CONFIGURATION BYTES

UCFG1, UCFG2

(ACCESSIBLE VIA MOVX)

80h

FD00h

UNUSED CODE

MEMORY SPACE

8 KBYTES ON-CHIP

DATA MEMORY

INTERRUPT

VECTORS

2000h

1FFFh

128 BYTES ON-CHIP DATA 7Fh

MEMORY (DIRECTLY AND

INDIRECTLY ADDRESSABLE

VIA MOVC)

16 BYTES

BIT-ADDRESSABLE

0000h

00h

UNUSED SPACE

0000h

on-chip code

memory space

on-chip data

memory space

external data

memory space(1)

002aaa615

(1) The P87LPC778 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 12378

Product data

Rev. 01 — 31 March 2004

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

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