P89V51RD2 Philips Semiconductors, P89V51RD2 Datasheet - Page 3
P89V51RD2
Manufacturer Part Number
P89V51RD2
Description
8-bit 80C51 5 V low power 64 kB Flash microcontroller with 1 kB RAM
Manufacturer
Philips Semiconductors
Datasheet
1.P89V51RD2.pdf
(75 pages)
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Philips Semiconductors
4. Block diagram
9397 750 12964
Product data
Fig 1. P89V51RD2 block diagram.
RESONATOR
CRYSTAL
OR
CODE FLASH
OSCILLATOR
DATA RAM
PORT 3
PORT 2
PORT 1
PORT 0
64 kB
1 kB
Rev. 01 — 01 March 2004
HIGH PERFORMANCE
80C51 CPU
INTERNAL
BUS
8-bit microcontrollers with 80C51 core
WATCHDOG TIMER
PROGRAMMABLE
COUNTER ARRAY
TIMER 0
TIMER 1
TIMER 2
UART
PCA
SPI
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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