MPXM2102AS datasheet(396/670 Pages) MOTOROLA

396 / 670 page

AN1315

3–250

Motorola Sensor Device Data

www.motorola.com/semiconductors

6805 ’C’ COMPILER V3.48

16–Oct–1991

PAGE

#pragma option f0;

THE FOLLOWING ’C’ SOURCE CODE IS WRITTEN FOR THE DEVB158 EVALUATION

BOARD. IT WAS COMPILED WITH A COMPILER COURTESY OF:

BYTE CRAFT LTD.

421 KING ST.

WATERLOO, ONTARIO

CANADA

N2J 4E4

(519)888–6911

SOME SOURCE CODE CHANGES MAY BE NECESSARY FOR COMPILATION WITH OTHER

COMPILERS.

BILL LUCAS 2/5/92

MOTOROLA, SPS

Revision history

rev. 1.0 initial release 3/19/92

rev. 1.1 added additional decimal digit to the MPX2010 sensor. Originally

resolved the output to .1 PSI. Modified cvt_bin_dec to output PSI resolved

to .01 PSI. WLL 9/25/92

0800 1700

#pragma memory ROMPROG

[5888]

@ 0x0800 ;

0050 0096

#pragma memory RAMPAGE0 [150]

@ 0x0050 ;

Vector assignments

1FFE

#pragma vector __RESET

@ 0x1ffe ;

1FFC

#pragma vector __SWI

@ 0x1ffc ;

1FFA

#pragma vector IRQ

@ 0x1ffa ;

1FF8

#pragma vector TIMERCAP

@ 0x1ff8 ;

1FF6

#pragma vector TIMERCMP

@ 0x1ff6 ;

1FF4

#pragma vector TIMEROV

@ 0x1ff4 ;

1FF2

#pragma vector SCI

@ 0x1ff2 ;

#pragma has STOP ;

#pragma has WAIT ;

#pragma has MUL ;

0000

#pragma portrw porta

@ 0x00;

0001

#pragma portrw portb

@ 0x01;

0002

#pragma portrw portc

@ 0x02;

0003

#pragma portrw portd

@ 0x03;

/* in

,–

,SS

,SCK

,MOSI ,MISO,TxD,RxD */

0004

#pragma portrw ddra

@ 0x04;

/* Data direction, Port A

0005

#pragma portrw ddrb

@ 0x05;

/* Data direction, Port B

0006

#pragma portrw ddrc

@ 0x06;

/* Data direction, Port C (all output)

0007

#pragma portrw eeclk

@ 0x07;

/* eeprom/eclk cntl */

0008

#pragma portrw addata

@ 0x08;

/* a/d data register */

0009

#pragma portrw adstat

@ 0x09;

/* a/d stat/control */

000A

#pragma portrw plma

@ 0x0a;

/* pulse length modulation a */

000B

#pragma portrw plmb

@ 0x0b;

/* pulse length modulation b */

000C

#pragma portrw misc

@ 0x0c;

/* miscellaneous register */

000D

#pragma portrw scibaud @ 0x0d;

/* sci baud rate register */

000E

#pragma portrw scicntl1 @ 0x0e; /* sci control 1

000F

#pragma portrw scicntl2 @ 0x0f; /* sci control 2

0010

#pragma portrw scistat @ 0x10;

/* sci status reg */

0011

#pragma portrw scidata

@ 0x11;

/* SCI Data

0012

#pragma portrw tcr

@ 0x12;

/* ICIE,OCIE,TOIE,0;0,0,IEGE,OLVL

0013

#pragma portrw tsr

@ 0x13;

/* ICF,OCF,TOF,0; 0,0,0,0

0014

#pragma portrw icaphi1

@ 0x14;

/* Input Capture Reg (Hi–0x14, Lo–0x15)

0015

#pragma portrw icaplo1

@ 0x15;

/* Input Capture Reg (Hi–0x14, Lo–0x15)

0016

#pragma portrw ocmphi1

@ 0x16;

/* Output Compare Reg (Hi–0x16, Lo–0x17)

0017

#pragma portrw ocmplo1

@ 0x17;

/* Output Compare Reg (Hi–0x16, Lo–0x17)

0018

#pragma portrw tcnthi

@ 0x18;

/* Timer Count Reg (Hi–0x18, Lo–0x19)

0019

#pragma portrw tcntlo

@ 0x19;

/* Timer Count Reg (Hi–0x18, Lo–0x19)

001A

#pragma portrw aregnthi

@ 0x1A;

/* Alternate Count Reg (Hi–$1A, Lo–$1B)

001B

#pragma portrw aregntlo

@ 0x1B;

/* Alternate Count Reg (Hi–$1A, Lo–$1B)

001C

#pragma portrw icaphi2

@ 0x1c;

/* Input Capture Reg (Hi–0x1c, Lo–0x1d)

001D

#pragma portrw icaplo2

@ 0x1d;

/* Input Capture Reg (Hi–0x1c, Lo–0x1d)

001E

#pragma portrw ocmphi2

@ 0x1e;

/* Output Compare Reg (Hi–0x1e, Lo–0x1f)

001F

#pragma portrw ocmplo2

@ 0x1f;

/* Output Compare Reg (Hi–0x1e, Lo–0x1f)

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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