P80C32 datasheet(32/62 Pages) PHILIPS

部件名	P80C32

功能描述	80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz

PDF	62 Pages

Scroll/Zoom	100%

制造商	PHILIPS [NXP Semiconductors]

网页	http://www.nxp.com

标志

32 / 62 page

Philips Semiconductors

Product data

P80C3xX2; P80C5xX2;

P87C5xX2

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)

2003 Jan 24

SMOD1

SMOD0

–

POF

GF1

GF0

IDL

PCON

(87H)

SM0 / FE

SM1

SM2

REN

TB8

RB8

SCON

(98H)

STOP

BIT

DATA BYTE

ONLY IN

MODE 2, 3

START

BIT

SET FE BIT IF STOP BIT IS 0 (FRAMING ERROR)

SM0 TO UART MODE CONTROL

0 : SCON.7 = SM0

1 : SCON.7 = FE

SU01191

Figure 19. UART Framing Error Detection

SM0

SM1

SM2

REN

TB8

RB8

SCON

(98H)

COMPARATOR

RECEIVED ADDRESS D0 TO D7

PROGRAMMED ADDRESS

IN UART MODE 2 OR MODE 3 AND SM2 = 1:

INTERRUPT IF REN=1, RB8=1 AND “RECEIVED ADDRESS” = “PROGRAMMED ADDRESS”

– WHEN OWN ADDRESS RECEIVED, CLEAR SM2 TO RECEIVE DATA BYTES

– WHEN ALL DATA BYTES HAVE BEEN RECEIVED: SET SM2 TO WAIT FOR NEXT ADDRESS.

SU00045

Figure 20. UART Multiprocessor Communication, Automatic Address Recognition

P80C32 数据表(PDF) 32 Page - NXP Semiconductors

P80C32 数据表(HTML) 32 Page - NXP Semiconductors

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62

数据表下载