PSOC_C

C1.

2. ( )

3.

#include stdio.hvoid main(void) { unsigned char i, j, k; j=i+j; delay(); }

void delay(void) { unsigned char i; for(i=1; i

* (Main progran):*mainmain ( ) { C;}* (Function):void delay_lms (char j)void delay_1ms(char j){ for(j=0; j

()

\ / * ? < >| & + = [ ] %`

C1.0 0119

2.0 9213

3.0x 0x11161117

4. AA0x41 000x30 ##5. ( )

ASCII\00x00 (null space) NULL\a0x07 (bell ring) BELL\b0x08 (backspace) BS\t0x09 (tab) HT\n0x0a (newline) LF\f0x0c (form feed) FF\r0x0d (earriage return) CR\"0x22 (double quote) , "\'0x2c (singal quote) , '\\0x5c (bacrk slash) , \

C: int i 1. (A ~ Z) 2. (a ~ z) 3._

1. (A ~ Z) 2. (a ~ z) 3. (0 ~ 9) 4._

autobreakcasecharcontinue defaultdo double elseenumexternfloat gotoifintlongregister returnshortsizeofstaticstructswitchtypebefunionunsignedvoidwhile (?)

( ): 1.

char 8int 16float 32double32

2.

signed unsignedshort shortshortlong 2

C

m8c.inc

:

1 . char i; i

2 . char i , j , k =10; unsigned char i=A ;

( )(1) (local variable)

(2) (global variable)

(3) (external variable)

(local variable)void main(void){ char i; i=10; test();}

void test(void){ char i, k; i=100; k=i+k;}ii, kimain()i

(global variable) (*.c )A.C:B.C:char delay; void dkk (void)void main(void){{delay=10;} char delay ; delay delay = delay /10 }void f1 (void) {delay = delay+1;}

(external VARIABLE)A.C: B.C:EXTERNAL char delay; void dkk (void)void main(void) {char delay ; delay{delay=10;} delay = delay /10 }void f1 (void) {delay = delay+1;}

1.auto ( )2 . static ( )4.bit ( )

IAR-CR0R7(8051)auto ( )void delay (void){ auto char i; char i;}

static ( ) IAR-C IAR-C8051CPU00H7FH static char i static int j

C (statement): =char a, b, c, j ;a=3+2 ; a=5b=a+4 ; b=9c=a/b ; c=0j=a-b ; -4

10

** ** 10

** (bit)

C1. for 2. while 3. do_while 4. if else 5. switch case 6. goto ()

for

for(1) for() ; JMP $

(2) char i; for(i=0i

while:while (){ A ; } B ;:

(1)AB

(2){ }

(3)for( )

(4)

(1) (a) while (1); (b) while (1) { ; }(2) char i=100 ; while (i > 0) { i ; }(3)n char i=100; while (i > 0) 100 { ; i; } char i=3; while (i>0) { P1=i; i ; } (1)i=3 , P1=3 , i=2 (i )(2)i=2 , P1=2 , i=1 (i )(3)i=1 , P1=1 , i=0 (i )(4)

dowhile: do { A;} while () { B;}: (1) do A while doAB

(2){ } (3)for( ) (4)

char i=0, j=0; do { j=j+10; i=i+4; } while (i

ifelse(1)if{ }else{ } (2)else if () if () { A} { A} else C { B} C[][](1)if{ }else{ }AACBBC(2)if { }AACAC(3){ }(4)for( ) (5)

[] char i , j; j=0; i=0; if(i>5){j=j+10;} else {j=j+1; } i=33;

[] (1)j=0 , i=0 (2)i=33, j=1

switch _ case[] switch () { case 11 break case 22 break . case NN; break defaultN+1break break }A[](1)C 1 N default(2)switch(3)default

[]char c , k;c=10;switch (c) { case 2k=20; break; case 5k=50; break; case 8k=80; break; case 10k=100; break; case 12k=120; break; defaultk=255; break; }c=88[](1)c=10case 10 k=100switch case (2)c=88[break] 1.switchcasecase 2.for , if else , while , do-while

[] char i=0; for (; ;) { i=i+1; if (i= =10) { break} } i=10 for

Goto: goto lebel;Example:char h, a=10;test1:a=a+10;if (a

[1]

[2]

[3]

(3)

[]

(1) []={12}

int total[3]={00,03,05} ;total[0]=0total[1]=3total[2]=5char iso[ ]={1, 2, 5, 10, 16} ; iso [0]=1iso [1]=2iso [2]=5iso [3]=10iso [4]=16char money [5] ; [1]5 money[0] , money[1] , money[2] , money[3] , money[4] [2] (char)

(a)

[m] [n]

char money [3] [2]; money32=6 6 money [0] [0] money [0] [1] money [1] [0] money [1] [1] money [2] [0] money [2] [1](b)

[m] [n] ={12 }

char car[2] [2]={1,2,3,4} car [0] [0]=1 car [0] [1]=2 car [1] [0]=3 car [1] [1]=4

(3)

(pointer)[1]

[2]

[3]

[4]C

*

char * ipip (char)

int * kkkk & *[1] & : [2]* :

i1000

char * ip;ip =&i; ip=1000

char i=10 , temp

char *ip /* ip */ip=& i /* ipi*/temp=*ip/* tempip i temp=i=10 */

()[] int ytr [4]={5, 4, 3, 2}ytr ( 5) * i=ytr[3]i=2*

int ytr[5], i, *ip; ip=&yrr[0]; yrr& P1=*ip ;P2=yrr[0]==>P1=P2=5

()char TAB[5]char ptrptr=&TAB[0]int datal [5]char *ptrptr=& datal [0]char TAB [ ]={1,4,5,7,9}char *ptrptr = &TAB[0]

(structure)[1][1] [2] ( )

[2] struct struct student a1

a1 student [3](A)typedef struct people { char child char adult char man char women int total }struct people china /* chinapeople */chinachild= 1 /* chinachild=1 */chinawomen=10; /* china women=10 */

(enum)[1] (enum) [2][3] ( ) 0 , 1 , 2 , , n1 :enum {012}enum colors {blue, red, green}blue=0 , red=1 , green=2

2

eunm {1=xx , 2=yy, } xx, yyenum today {hot=5 , rainny=10 , warm=20 , sunny=18}today hot=5, rainny=10, warm=20, sunny=183 enum {1=xx,2,3,} xx 2=xx+1, 3 =xx+2,

enum var {red=5 , green , blue , yan}red=5 , green=6 , blue=7 , yan=8

(union)

[1] [2] [3] [4] union {1,2,}

union {char i, char j, int k, char l} , i , j , k , l ,2 byte (int)

[]union {char money, int total}money=100/* money=100 */total=10000/* total=10000, money100 */

PSOC I/OPRT0DR8 bits8051 P0PRT1DR8 bits8051P1PRT2DR8 bits8051P2Example :outputPRT0DR=0x36; // P0=00110110

Example :inputunsigned char hh;hh=PRT0DR; // hh=P0