P89V51RD2 Datasheet, PDF (6/75 Pages) NXP Semiconductors – 8-bit 80C51 5 V low power 64 kB Flash microcontroller with 1 kB RAM

Philips Semiconductors
P89V51RD2
8-bit microcontrollers with 80C51 core
CEX2/MOSI/P1.5 1
CEX3/MISO/P1.6 2
CEX4/SCK/P1.7 3
RST 4
RXD/P3.0 5
NC 6
TXD/P3.1 7
INT0/P3.2 8
INT1/P3.3 9
T0/P3.4 10
T1/P3.5 11
P89V51RD2FBC
Fig 4. TQFP44 pin configuration.
33 P0.4/AD4
32 P0.5/AD5
31 P0.6/AD6
30 P0.7/AD7
29 EA
28 NC
27 ALE/PROG
26 PSEN
25 P2.7/A15
24 P2.6/A14
23 P2.5/A13
002aaa812
9397 750 12964
Product data
Rev. 01 — 01 March 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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