Micro controller script

8/13/2019 Micro controller script

1/41

Peter Nauth

MicrocontrollerTechnology

Version 240512


2/41

Peter Nauth Microcontroller Technology

Seite 2 von 41

Basics in Digital Technology

Signed and unsigned numbers

Unsigned Numbers cover positive values,onlySigned Numbers: Negative values are chracteried by an MS! " 1

#$amplesunsigned : 1%%%1%%1b " 1&' signed: ( %111%111b " ( 11)

*i++erence: 1 ( '

!it-ise *i++erence Sum o+ Second./omplement

1%%11%11 1 1%%11%11( %%111%%1 ( ' 0 11%%%111

%11%%%1% ) 1 %11%%%1%


3/41


Seite & von 41

Charac Hex Dec Charac Hex Dec Charac Hex Dec Charac Hex Dec

NU % % 2% &2 3 4% 4 5 % )

S67 1 1 8 21 && 9 41 a 1 )'

ST 2 2 ; 22 &4 ! 42 b 2 )

#T & & < 2& & / 4& ' c & ))

#6T 4 4 = 24 & * 44 d 4 1%%

#N> ? 2 &' # 4 ) e 1%1

9/@ A 2 & B 4 '% + 1%2

!# ' ' C 2' &) D 4' '1 g ' 1%&

!S E 2 4% 7 4 '2 h 1%4

79T ) ) F 2) 41 G 4) '& i ) 1%

B 9 1% H 29 42 I 49 '4 J 9 1%

KT ! 11 0 2! 4& @ 4! ' L ! 1%'

BB / 12 , 2/ 44 4/ ' l / 1%

/ * 1& . 2* 4 M 4* '' m * 1%)

S6 # 14 2# 4 N 4# ' n # 11%

SG B 1 O 2B 4' 6 4B ') o B 111

*# 1% 1 % &% 4 P % % p '% 112

*/1 11 1' 1 &1 4) > 1 1 '1 11&

*/2 12 1 2 &2 % 2 2 r '2 114

*/& 1& 1) & && 1 S & & s '& 11

*/4 14 2% 4 &4 2 T 4 4 t '4 11

N9@ 1 21 & & U u ' 11'

SQN 1 22 & 4 K v ' 11

#T! 1' 2& ' &' R ' ' - '' 11)

/9N 1 24 & $ ' 12%

#M 1) 2 ) &) ' Q ) ) y ') 121

SU! 19 2 : &9 9 )% '9 122

#S/ 1! 2' &! ) ! )1 V '! 12&

BS 1/ 2 W &/ % X / )2 Y '/ 124

DS 1* 2) " &* 1 Z * )& [ '* 12

S 1# &% \ 2 ] # )4 ^ '# 12

US 1B &1 _ &B & ` B ) 'B 12'

9S/GG./ode

/onversion o+ !inary Numbers to 7e$ Numbers by the rule:

4 binary digits correspond to 1 he$adecimal digit

#$ample: %1111111b " Bh


4/41


Seite 4 von 41

9nalog andO or digitalelectronic circuit

Microcontroller

*ata Gnput

*ata Gnput *ata 6utput

*ata 6utput

7igh evelanguageSource /ode

9ssembly/ode

6bJect code Econsisting o+instruction bytes: operatorsand operandsF is stored inthe controller to be e$ecuted

Basics in Microcontroller Technology

*ata processing -ith electronic circuits cannot be adapted to ne- procedures -ithout changing the circuit

*ata processing -ith microcontroller can easily be adapted by changing the program -hich contains the dataprocessing procedure

Program code levels

*ata Processingaccording to a +i$ed

-ired procedure

*ata Processingaccording to a+le$ible and

adptable program

Program

/ompiler 9ssembly

/ompiler


5/41


Seite von 41

*ataGnput O 6utput

/ontrol !us

*ata !us

!locL *iagram o+ a Microcomputer The Microprocessor EP, /PUF reads the Gnstruction !ytes o+ the he$codeEmachine codeF +rom the Memory 9 Microcomputer on a single chip is called a Microcontroller

/omponents o+ a Microprocessor EP, /PUF

P E/PUF Memory GO6

/locL

9dress !usSystem !us

/ontrol Unit

6theregisters

9LLu9U

Programm /ounter

Aress

9ddress o+ ne$t Gnstruction!yte

00

6perator !yte

6perand !yte

Data Bus

Control Bus


6/41


Seite von 41

Gnstruction Processing

!nstruction rate

Gp MGPSZ "][

1

sTp %&: 1 MGPS E12 M7 /locLF

/: 12 MGPS E24 M7 /locLF

indicates, ho- many 610 9ssembly Gnstructions the processor can e$ecute in 1 sETp: Machine /ycle EM/F TimeF

C!"C : /omple$ Gnstruction Set /omputer Eeg %&, /F#!"C : educed Gnstruction Set /omputer

Microprocessor selects address o+ ne$tinstruction byte and puts it on address bus

Microprocessor activates the control signalPS#N -hich is connected -ith the controlinput 6# Eoutput enableF o+ the program

memory

Program memory puts instruction byte-hich is stored on the selected address to

the data bus

Microprocessor reads instruction byte +romdata bus

Microprocesser decodes instruction byte ande$ecutes it


7/41


Seite ' von 41

Design o$ Microcontroller "yste%s &ith the "AB '0515( 5)5

Pin connections o+ the Micro./ontroller %1O &

*erivate o+ the %1 Micro./ontroller +amily

.!it /ontroller, /locL ma$ 1 M7, Gp " 1 MGPS at12 M7

' Ports available +or GO6 o+ *igital *ata EP% ( PF or 9nalog signals EPF

& Timer O /ounter

' e$ternal Gnterrupt Gnputs Ethrough the pins o+ Ports P1 und P&F

RorLing egister E% ( 'F at 4 egister banLs

Gnternal *ata Memory: 2 !yte, optional: #$ternal *ata Memory: 4 L!yte

#$ternal Program Memory: 4 L!yte


8/41


Seite von 41

Connection o$ external %e%ory to '05)5 an *C''' Controller

atch#$ternal

ProgramMemory

4 L!yte

#$ternal

*ataMemory

4 L! te

Microcontroller

P2P%P&

6#

PS#N 9#

6#

R#

R *

Microprocessor P Gnternal *ata Memory

2 ! te

*!

*!

9*

9*

9ddress!us

*ata!us


9/41


Seite ) von 41

Ti%ing Diagra% $or external Progra% Me%ory Access +'05)5,

S1P1 P2

S2P1 P2

S6P1 P2

S1P1 P2

S2P1 P2

S5P1 P2

S4P1 P2

S3P1 P2

Maschinenzyklus

StatesPhasen

ALE

PSEN

P0

P2

X X XAdr

L!"

Adr#i$h"

Adr#i$h"

AdrL!"

AdrL!"

Timing Diagramm

!nternal Data Me%ory

9ddress *ata

BBh StacL: Stores re.entry address and data

GB6, de+ault adress is %h

.\ StacLpointer SP points at adr %'h

%h Rrite: Gncrement

ead: *ecrement

/hange *e+ault: M6K SP,


10/41


Seite 1% von 41

#egister Aresse Bitar3 unction De$ault

P B E/: )2F Qes Port BB

P`*G E/: )&F

! B% Qes !.egister %%

P4 # E/: /F Qes Port 4 BB

P4`*G E/: /)F

9// #% Qes 9.egister %%

P *! Port BB

*9P *9 9*/ %%

9**9T *) 9*/ *ata %%

9*/6N * Qes 9*/ /ontrol %%

PSR *% Qes Programm Status Rort %%

T72 /* Timer 2 7igh.!yte %%

T2 // Timer 2 o-.!yte %%

//7 /! // 7igh.!yte %%// /9 // o-.!yte %%

T2/6N / Qes Timer 2 /ontrol %%

//7& /' /ompareO/apture 7igh.!yte %%

//& / /ompareO/apture o-.!yte %%

//7& / /ompareO/apture 7igh.!yte %%

//2 /4 /ompareO/apture o-.!yte %%

//71 /& /ompareO/apture 7igh.!yte %%

//1 /2 /ompareO/apture o-.!yte %%

//#N /1 /ompareO/apture #nable.!yte %%

G/6N /% Qes Gnterrupt.euest./ontrol %%GP1 !) Gnterrupt.Priority.egister 1 %%

G#N1 ! Qes Gnterrupt.#nable.egister 1 %%

P& !% Qes Port & BB

GP% 9) Gnterrupt.Priority.egister % %%

G#N% 9 Qes Gnterrupt.#nable.egister % %%

P2 9% Qes Port 2 BB

S!UB )) Serieller Port !u++er Unde+iniert

S/6N ) Qes Serieller Port /ontrol %%

P1 )% Qes Port 1 BB

T71 * Timer 1 7igh.!yte %%

T7% / Timer % 7igh.!yte %%

T1 ! Timer 1 o-.!yte %%

T% 9 Timer % o-.!yte %%

TM6* ) Timer #instellung %%

T/6N Qes Timer /ontrol %%

P/6N ' Po-er /ontrol %%

*P7 & *ata Pointer E*PTF 7igh.!yte %%

*P 2 *ata Pointer E*PTF o-.!yte %%

SP 1 StacL Pointer %'

P% % Qes Port % BB

Special Bunction egister o+ %&


11/41


Seite 11 von 41

P" +Progra% "tatus ort,

!itnumber !it ' !it !it !it 4 !it & !it 2 !it 1 !it %

Kalue 2' 2 2 24 2& 22 21 2%

Symb !itadr /Q 9/ B% S1 S% 6K B1 PPSR' PSR PSR PSR4 PSR& PSR2 PSR1 PSR%

Phys !itadr %*'h %*h %*h %*4h %*&h %*2h %*1h %*%h

C.!it The /arry.Blag indicates an over+lo- +or unsigned numbers Gt is set Eto 1F, i+ thecalculation o+ a sum or a di++erence e$ceeds the limit % % 2 E%%h % BBhF has beene$ceeded

9/.!it The 9u$illary./arry.Blag is set i+ the calculation o+ a sum or di++erence an over+lo-+rom !it & and !it 4 or vice versa occurred Gt is used by the instruction *9 9 +or a

!/* correctionB6 The Blag % can be used by the programmer

#"1 #"0 egister !anL Select /ontrol !its +or addresses o+ % ( '

% % egister !anL % activated, adresses %%h . %'h o+ internal *ata Memory

% 1 egister !anL 1 activated, adresses %h . %Bh o+ internal *ata Memory

1 % egister !anL 2 activated, adresses 1%h . 1'h o+ internal *ata Memory

1 1 egister !anL & activated, adresses 1h . 1Bh o+ internal *ata Memory

6K The 6ver+lo-.Blag indicates an over+lo- +or signed numbers Gt is set Eto 1F, i+ thecalculation o+ a sum or a di++erence e$ceeds the limit 12' % .12 E'Bh%%hF has beene$ceeded

B1 The Blag % can be used by the programmer

P The Parity.Blag is set Eto 1F i+ the sum o+ the bits % . ' o+ the 9.egister is odd


12/41


Seite 12 von 41

"# Bit 6 Bit 7 Bit 5 Bit 4 Bit ) Bit 2 Bit 1 Bit 0

ADC8N !* /@ 9*# !SQ 9*M M2 M1 M%

P" /Q 9/ B% S1 S% 6K B1 P

T2C8N T2PS G&B G2B T21 T2% T2/M T2G1 T2G%

!#C8N #B2 TB2 G# G# G#& G#& G#2 G9*/

!9N1 ##N2 SR*T # # #4 # #2 #9*/

P) * R T1 T% GNT1 GNT% T$* $*

!9N0 #9 R*T #T2 #S #T1 #1 #T% #%

"C8N SM% SM1 SM2 #N T! ! TG G

P1 T2 /@6 T2# GNT2 GNT GNT GNT4 GNT&

TM8D D9T# /OT M1 M% D9T# /OT M1 M%

TC8N TB1 T1 TB% T% G#1 GT1 G#% GT%

PC8N SM6* P*S G*S . DB1 DB% P*# G*#

The most important Special.Bunction.egister and their symbolic !it 9dresses

Mini& Mdul 515

L'(& Anzei$e

Schal&ter

LE(

"uchsen "uchsen "uchsen

P1 P3

P6

Ein&) Aus$a*edi$italer +erte

,nterru-ts.i/er$ate

hler

*ernah/eanal$er +erte

Sensr

P5 P4P4

Anal$&tastatur

/ompnents o+ an Microcontroller System

/* @eybd

S-itch

/onnectrs

*igital GO6

/onnectrs/onnectrs

GnterruptsTimer Date

/ounter

9nalog GO6

Microcontroller


13/41


Seite 1& von 41

Asse%-ly Progra%%ing o$ "AB '0515(5)5 an *C'''

"tructure o$ an asse%-ly instruction

Label: 6perator 6perand1, 6perand2, 6perand& ;comment*ata +lo- is +rom right to le+t ie +rom operand 2 and & to operand 1

Coy an arith%etic instructions

/opy Gnstructions:

M6K 6perand1, 6perand2 /opy data +rom 6perand2 to 6perand1eg:

M6K 9,


14/41


Seite 14 von 41

9ddres *ata /omments Gnstruction < bytes

%% %% ' 6p./ode o+ M6K dadr,


15/41


Seite 1 von 41

Unconditional Jump Instructions

'"m t% target a$$ress ith%"t e)"mti%ns*

+',- a$r16'"m t% the target a$$ress a$r16 l+a#el %r hsical a$ress!. In the instr"cti%n the%erat%r a$r16 can #e ritten as the la#el (sm#%lic a$$ress! %r the hsicala$$ress %/ the target

',- rel'"m # the relatie a$ress rel. In the instr"cti%n the %erat%r rel can #e rittenas the la#el (sm#%lic a$$ress! %/ the target %r the $i//erence %/ the targeta$$ress an$ the a$$ress a/ter the ',- instr"cti%n. The a$$ress $i//erence m"st

n%t e)cee$ 21384513.

Conditional Jump Instructions

'"m& i/ a c%n$iti%n has #een met. 7therise c%ntin"e ith the instr"cti%n/%ll%ing the '"m instr"cti%n

' rel'"m # the relatie a$$ress rel& i/ 9 :: 0

'N rel

'"m # the relatie a$$ress rel& i/ 9 ;:0

C'NE 9& $a$r& rel

'"m # the relatie a$$ress rel& i/ 9 ;:$a$r

D'N Rr& relDecrement Rr an$


16/41


Seite 1 von 41

Loop Program: Write 0-9 to Adresses 20-29

R: M6K %,


17/41


Seite 1' von 41

!nterruts

r$ 0003h

l/- ,S0

set* EAL

set* EX0

l- 77

77

77

l/- l-

,S0 77

77

reti

Pin 372

17 L!& Si$nal

an Pin 372 l8st

,nterru-t aus

27 9nter*rechun$

des Pr$ra//sund S-run$ zur

Adresse 3h

37 S-run$

zu ,S0

47 :cks-run$

und ;rtsetzun$

des Pr$ra//s

A*lau


18/41


Seite 1 von 41

Ti%er Moe 1

1 bit Timer

Timer register is T76:T% E7igh byte in T7%, o- !yte in T%F

1 bit reload value T must be reloaded in T7% and T% by program

GS is called in an interval o+ TGS " E&. TFH&&ns

Ti%er Moe 2

bit Timer

Timer register is T%

bit reload value T is stored in T7%

eload is per+ormed automatically at over+lo-

GS is called in an interval o+ TGS " E2. T7%FH&&ns

.L0

.#0

> 255

? 255@1

elad

,nterru-tSericerutine

,S 0D !ird .L0 ede 1Es inkre/entiert BPrzessrtakt > 12 M#zD7

Setting o+ Timer /on+iguration done -ith SB TM6*

Set Timer % to Mode 2: M6K TM6*,


19/41


Seite 1) von 41

Progra%%ing o$ Delays &ith Ti%er in Moe 2 -y %eans o$ !"#signals

=GN/U*# E#D/`liteGN/F

P6D S#DM#NT /6*# only i+ called by e$ternal program

PU!G/ Timer`*elay only i+ called by e$ternal program

/S#D 9T %$%%%! 9ddress GnterruptveLtor E" 6D %%%!h +or %& /ompilerF

IMP GS Iump to GS IMP GS is stored at address %$%%%!

S#D P6D only i+ called by e$ternal program

HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH

Timer`*elay:

M6K P4`*G,


20/41


Seite 2% von 41

Meloy Progra%

P473

t.)2 .

P473

SAB 80515/ 535

'PL

P473

'PL

P473

Si$nalerlau<


21/41


Seite 21 von 41

Start

F > .#

1 > .nln$e

6 > 131

eiterz8$erun$

(E' F

'PL P57F

F >> 0

F > .#

(E' 6

(E' 1

6 >> 0

1 >> 0

Ende

.n-r$ra// zur Entk--lun$ n .nh8he und .ndauer B.# >

.nh8henzahlD

Schlei


22/41


Seite 22 von 41

"u-routines

/all o+ a subroutine: /9 srname

Structure o+ a subroutine :

srname: !egin o+ subroutine srname

#T #nd o+ subroutine srname

Ee.entry address +or bacL Jump to calling program is stored in the stacLF

Ta-le Calculation/ E#$ample: read &rddata o+ table @#NNF

@#NN: *! %1, %4, %), 1, 2 Table declaration

M6K *PT,


23/41


Seite 2& von 41

*!: 9S/GG. character or control -ord

S: /ontrol mode ES " %F or *isplay mode ES " 1F

OR: Rrite mode EOR " %F or ead mode EOR " 1F#: Negative Slope e$ecutes display o+ character or control +unction,

-ait 1'%%s EcontrolF or 4%s EdisplayF -ait or until !B""%

/ontrol -ords: *! " %1h .\ /lear display, /ursor to1st column le+t*! " %h 0 n .\ /ursor to position n in 1st ro-*! " /%h 0 n .\ /ursor to position n in 2ndro-

/ontrol -ord 9S/GG char


24/41


Seite 24 von 41

Connection lan *C''' 9xeri%ental Boar


25/41


Seite 2 von 41


26/41


Seite 2 von 41

!ntegrate De;elo%ent 9n;iron%ent +!D9,


27/41


Seite 2' von 41

. In %r$er t% create a sim"lati%n an$ a har$are %rsace& clic %n Kset"/ile e)tensi%n 4.L

an$ create 3 %rsaces* im"lati%n an$ ,CTstem


28/41


Seite 2 von 41

6. 7en K7ti%ns /%r Target MTarget 1ML /%r im"lati%n /irst an$ then& a/terhaing er/%rme$ the s"#se"ent stes& /%r ,CTstem an$ reeat thes"#se"ent stes

. et Target as /%ll%s


29/41


Seite 2) von 41

8. et De#"g as /%ll%s

;%r im"lati%n O%rsace* 9ctiate KPse im"lat%rL;%r ,CTstem O%rsace* 9ctiate KIn/ine%n XC800 P+INQDrierL


30/41


Seite &% von 41

. et Ptilities as %ll%s

&dit+ compile and run a program

1. 7en the relate$ r%


31/41


Seite &1 von 41

. C%mile the r%gram an$ start the $e#"gger m%$"s

8. 9ctiate eriherials

. R"n the r%gram


32/41


Seite &2 von 41

,eader "ile &.C///lite

?? Erstellt 300 %n O.Gr%te

? Uran/"rt? XC888 -r%cess%r?9=EN7+IT?? AVTE Register-H_DIR D9T9 0)C-H_D9T9 D9T9 0)C8-_DIR D9T9 0)B-_D9T9 D9T9 0)3

-H D9T9 0)C8- D9T9 0)3

TU0 D9T9 0)8CTU1 D9T9 0)8DT+0 D9T9 0)89T+1 D9T9 0)8A

T,7D D9T9 0)8C,C7N D9T9 0)A9

FF -%rt H

-H_0 AIT 0)C8?-H_1 AIT 0)C?-H_3 AIT 0)C9?-H_B AIT 0)CA?

-H_H AIT 0)CC?-H_ AIT 0)CD?-H_6 AIT 0)CE?-H_ AIT 0)C?

TR0 AIT 0)8C?ET0 AIT 0)9?E9 AIT 0)9?

RET7RE


33/41


Seite && von 41

'051!nstruction =ist

Coy !nstructions

1nemonic 3te 1C 4lags 5p

M8V A>#r 1 1 - E82E

M8V A>ar 3 1 - E

M8V A>?#i 1 1 - E6&E

M8V A>@.onst' 3 1 - H

M8V #r>A 1 1 82

M8V #r>ar 3 3 9829

M8V #r>@.onst' 3 1 82

M8V ar>A 3 1

M8V ar>#r 3 3 8828

M8V ar>ar B 3 8

M8V ar>?#i 3 3 86&8

156 dadr+7konst/ B 3

M8V ?#i>A 1 1 6&

M8V ?#i>ar 3 3 96&9

M8V ?#i>@.onst' 3 1 6&

M8V DPT#>@.onst17 B 3 0

M8VC A>?ADPT# 1 3 B

M8VC A>?APC 1 3 - 8B

M8V* A>?#i 1 3 - E3&EB

M8V* A>?DPT# 1 3 - E0

M8V* ?#i>A 1 3 3&B

M8V* ?DPT#>A 1 3 0

P"H ar 3 3 C0

P8P ar 3 3 D0

*CH A>#r 1 1 - C82C

*CH A>ar 3 1 - C

*CH A>?#i 1 1 - C6&C

*CHD A>?#i 1 1 - D6&D

"AP A 1 1 CH

N8P 1 1 00


34/41


Seite &4 von 41

Arith%eti. !nstructions1nemonic 3tes 1C 4lags 5p

ADD A>#r 1 1 CV&9C&7=&-

383

ADD A>ar 3 1 CV&9C&7=&-

3

ADD A>?#i 1 1 CV&9C&7=&-

36&3

ADD A>@.onst' 3 1 CV&9C&7=&-

3H

ADDC A>#r 1 1 CV&9C&7=&-

B8B

ADDC A> ar 3 1 CV&9C&7=&-

B

ADDC A> ?#i 1 1 CV&9C&7=&-

B6&B

ADDC A> @.onst' 3 1 CV&9C&7=&-

BH

"BB A>#r 1 1 CV&9C&7=&-

82

"BB A>ar 3 1 CV&9C&7=&-

"BB A>?#i 1 1 CV&9C&7=&-

6&

"BB A>@.onst' 3 1 CV&9C&7=&-

H

!NC A 1 1 - 0H

!NC #r 1 1 0820

!NC ar 3 1 0

!NC ?#i 1 1 06&0

!NC DPT# 1 3 9BD9C A 1 1 - 1H

D9C #r 1 1 1821

D9C ar 3 1 1

D9C ?#i 1 1 16&1

M= AB 1 H CV&7=&- 9H

D!V AB 1 H CV&7=&- 8H

DA A 1 1 CV DH


35/41


Seite & von 41

=ogic !nstructions1nemonic 3tes 18 4lags 5p

AN= A>#r 1 1 - 82

AN= A>ar 3 1 -

AN= A>?#i 1 1 - 6&

AN= A>@.onst' 3 1 - HAN= ar>A 3 1 3

AN= ar>@.onst' B 3 B

8#= A>#r 1 1 - H82H

8#= A>ar 3 1 - H

8#= A>?#i 1 1 - H6&H

8#= A>@.onst' 3 1 - HH

8#= ar>A 3 1 H3

8#= ar>@.onst' B 3 HB

.L A+r 1 1 - 6826

*#= A>ar 3 1 - 6

*#= A>?#i 1 1 - 66&6*#= A>@.onst' 3 1 - 6H

*#= ar>A 3 1 63

*#= ar>@.onst' B 3 6B

C=# A 1 1 - EH

CP= A 1 1 - H

Bit Maniulation !nstructions

1nemonic 3tes 18 4lags 5p

C=# C 1 1 CV CB

C=# -ar 3 1 C3

"9TB C 1 1 CV DB

"9TB -ar 3 1 D3

CP= C 1 1 CV AB

CP= -ar 3 1 A3

AN= C>-ar 3 3 CV 83

AN= C>(-ar 3 3 CV 80

8#= C>-ar 3 3 CV 3

8#= C>(-ar 3 3 CV 90

M8V C>-ar 3 3 CV 93

156 adr+C 3 3 3

"hi$t !nstructions


#= A 1 1 3B

#=C A 1 1 CV&- BB

## A 1 1 0B

##C A 1 1 CV&- 1B


36/41


Seite & von 41

"u-routine !nstructions


ACA== ar11 3 3 11

=CA== ar17 B 3 13

#9T 1 3 33

#9T! 1 3 B3

u% !nstructions


AMP ar11 3 3 01

=MP ar17 B 3 03

"MP rel 3 3 80

MP ?ADPT# 1 3 B

: rel 3 3 60

N: rel 3 3 0C rel 3 3 H0

NC rel 3 3 0

B -ar> rel B 3 30

NB -ar>rel B 3 B0

BC -ar>rel B 3 10

CJ'& A+dadr+rel B 3 CV A

CN9 A>@.onst'>rel B 3 CV AH

CN9 #r>@.onst'>rel B 3 CV A82A

CN9 ?#i>@.onst'>rel B 3 CV A6&A

DN: #r>rel 3 3 D82D

DN: ar>rel B 3 D

A--ri;iations

9 2 9ccumulator

9/ 2 9u$iliary./arry.Blag

adr11 2 11.!it.9dress -ithin a 2.L!yte.Seite

adr1 2 1.!it.9dress

! 2 egister !

badr 2 !it.9dress

/Q 2 /arry.Blag

dadr 2 9ddress o+ the internal data memory

6K 2 6ver+lo-.Blag

P 2 Parity.Blag

rel 2 relativ .!it.6++set.9dress E(12 bis 012'F

i 2 egister E% or 1F

r 2 egister E% . 'F

? 2 abel +or indirect addressing


37/41


Seite &' von 41

C- Programming

OOHHHHHHHHH /alculate P4 0 P and -rite the sum to P&HHHHHHHHHHHHOO


38/41


Seite & von 41

C-5perators

Arith%etic 8erators

0 Sum. *i++erence

O *ivision

H Multiplication

? Modulo

.. *ecrement Epost and preF

00 Gncrement Epost and preF

Bit 8erators

A 9N*

Y 6

WW e+t shi+t

\\ ight shi+t

^ /omplement8 Negation Eresult is 1, i+ 6perand is % and vice verseF

Co%arison +use e3g3 as conitions in control structures,

"" eual

8" not eual

\ larger than

W smaller

\" larger or eual

W" smaller or eual

AA 9N*

YY 6


39/41


Seite &) von 41

Assign%ents

" *irect assignment

H" 9ssignment o+ multiplication

O" 9ssignment o+ *ivision?" 9ssignment o+ Modulo

0" 9ssignment o+ 9ddition

." 9ssignment o+ Subtraction

WW" 9ssignment o+ e+t Shi+t

\\" 9ssignment o+ ight Shi+t

A" 9ssignment o+ 9N*

Y" 9ssignment o+ 6

]" 9ssignment o+ 6

Aress 8erators

A 9ddress o+

H Pointer to


40/41


Seite 4% von 41

Data Tyes

char character or signed numbers E1 !yteFunsigned char unsigned numbers E1 !yteF

int signed numbers E2 !yteFunsigned int unsigned numbers E2 !yteF

Control "tructures

-hileEconditionFV

OO instructions e$ecuted continously as long as condition is True[

+orEi"% iWm i00F OOloop runs m timesV

OO instructions e$ecuted m times[

i+ EconditionFV

OO instructions e$ecuted once i+ condition is True[


41/41


=iterature

Microcontrollers in PracticeSpringer Series in 9dvanced Microelectronics, Kol 1

Susnea, Goan, Mitescu, Marian

Springer Kerlag, 2%%

GS!N: )'.&.4%.2&%1.&

9xloring C $or Microcontrollers9 7ands on 9pproachParab, I, ShelaLe, KD, @amat, @, NaiL, DM

Springer Kerlag, 2%%'

GS!N )'.1.4%2%.%.&

Micro controller script

Documents

Transcript of Micro controller script