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Arduino-5

Authored by 劉雲輝 劉雲輝

Computers

University

Used 20+ times

Arduino-5
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Arduino Uno板可使用analogWrite(3,數值)輸出PWM,請問數值範圍為何?

0~1023

0~255

0~10

0~5

2.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

在analogWrite(3, x)函式中,搭配下列哪個選項可以輸出占空比為75%的PWM訊號?

x=50

x=128

x=192

x=225

3.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Arduino Uno板可使用x=analogRead(); 來讀取類比訊號,請問x數值的範圍為何?

0~1023

0~255

0~10

0~5

4.

MULTIPLE SELECT QUESTION

1 min • 10 pts

若是想將Arduino Uno板的數位接腳3 設定為上拉電阻輸入腳位,以下何者可行?(多選)

setup(){

pinMode(3, INPUT);

digitalWrite(3,LOW);}

setup(){

pinMode(3, INPUT);

digitalWrite(3,HIGH);}

setup(){

pinMode(3,

INPUT_PULLUP); }

setup(){

pinMode(3,

INPUT_PULLDOWN); }

5.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

1.     定義一個自訂函式如下:

函式型態transform(int c){

c=c*5+2;

return c; }

請問函式型態為下列何者?

void

char

float

int

6.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

1.     使用Uno板與PC連線,

int test(int a, int b){

int i, total=0;

total=a*b;

return total; }

void setup(){
  Serial.begin(9600); 

  Serial.println(test(2,3));

}

void loop(){

}

請問序列埠輸出至PC上的數值為何?

2

3

5

6

7.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

1.     定義一個自訂函式如下:

函式型態 forward(){

digitalWrite(A_1A, LOW);

analogWrite(A_1B, Speed);

digitalWrite(B_1A, LOW);

analogWrite(B_1B, Speed); }

請問函式型態為下列何者?

void

char

float

int

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