P87C54X2FBD NXP Semiconductors, P87C54X2FBD Datasheet - Page 47

• Manufacturer Part Number: P87C54X2FBD
• Description: MCU 8-Bit 87C 80C51 CISC 16KB EPROM 5V 44-Pin LQFP Tray
• Manufacturer: NXP Semiconductors

Specifications of P87C54X2FBD

• Package: 44LQFP
• Device Core: 80C51
• Family Name: 87C
• Maximum Speed: 33 MHz
• Ram Size: 256 Byte
• Program Memory Size: 16 KB
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 32
• Interface Type: UART
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 3

Philips Semiconductors
2003 Jan 24
80C51 8-bit microcontroller family
4K/8K/16K/32K ROM/OTP, low voltage (2.7 to 5.5 V),
low power, high speed (30/33 MHz)
/*
##
##
##
##
##
##
##########################################################
#0000
#0000
#0000
0000 /75;/8E;/01;
0003 /02;/FF;/FD;
0005 /00;
#FFFD
FFFD /02;/FD;FF;
*/”
as31 version V2.10
source file:
list file:
#
#
#
#
#
#
#
#
#
#
# ;
#
#
# AUXR
# CKCON equ 08Fh
# org 0
# LJMP_LABEL:
# org 0fffdh
# LJMP_LABEL:
idd_ljmp1.asm
idd_ljmp1.lst
Figure 35. Source code used in measuring I
equ 08Eh
MOV
LJMP
NOP
LJMP LJMP_LABEL
NOP
/ *js* /
created Fri Apr 20 15:51:40 2001
AUXR,#001h
LJMP_LABEL
47
; turn off ALE
; jump to end of address space
DD
operational
P80C3xX2; P80C5xX2;
SU01499
P87C5xX2
Product data