摇杆输入--延迟摄影样例
摇杆有 XY 两个方向轴，外键按键B.主要功能
X键选择录入数据及其千、百、十、个位，加快录入速度和用户体验
Y键实现数据曾减，0-9循环
B键按下开始 按延时及次数进行对相关管脚置低位
所需物品
ARDUION
1602LCD
摇杆
跳线线若干
源码
unsigned char L_mask[] ={
0,1,2,3,6,7,8,9,10,0}; //zero for the bound
char L_line0[]=" 00000000 "; //init value;
char L_line1[]=" ct delay "; //line 2 show the
char L_runing[]= "runing now";
int n_curr ;
int n_curr_p;
char old_char;
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
charTIversion[]="Rocker V .11"; //show the programe version
LiquidCrystal_I2C lcd(0x27,16,2);// set the LCD address to 0x27 for a 16 chars and 2 line display
//for the rocker have three keyboard
int x_press = 2; // x_aix pin
int b_press = 1; // b_aix pin
int y_press = 0; // y_aix pin
void setup()
{
lcd.init(); // initialize the lcd
lcd.backlight();
Serial.begin(9600);
lcd.print("WCom Rocker input");
lcd.setCursor(0, 1);
lcd.print(TIversion);
Serial.println(TIversion);
delay(3000);
lcd.clear();
L_show();
L_init();
}
void loop()
{
int t_val,i;
unsigned int c_count;
unsigned long c_delay;
int x_val,y_val,b_val;
while(1) // luru
{
delay(200);
x_val = analogRead(x_press);
y_val = analogRead(y_press);
b_val = analogRead(b_press);
if (b_val>500) //press ok kay to start ?
{
i = x_val/400;
switch(i){
case 1:
break; //not press
case 0:
L_line1 = old_char;
n_curr_p--;
if (L_mask == 0) n_curr_p++;
n_curr = L_mask;
old_char = L_line1;
L_line1 = '^';
break;
case 2:
L_line1 = old_char;
n_curr_p++;
if (L_mask == 0) n_curr_p--;
n_curr = L_mask;
old_char = L_line1;
L_line1 = '^';
break;
}
i = y_val/400;
if (i == 0)L_line0--;//down
//if(i ==1) not press y so do nothing
if (i == 2)L_line0++;//up
if(L_line0>'9') L_line0 = '0';
if(L_line0<'0') L_line0 = '9';
L_show();
}
else break; // run shut
}
c_count = (L_line0-'0')*100+(L_line0-'0')*10+(L_line0-'0');
c_delay= (L_line0-'0')*10000+(L_line0-'0')*1000+(L_line0-'0')*100+(L_line0-'0')*10+(L_line0-'0');
Serial.print("get the delay is");
Serial.println(c_delay);
Serial.print("get the count is");
Serial.println(c_count);
Serial.print("begin shut");
lcd.setCursor(0, 1);
lcd.print(L_runing);
shut(c_count,c_delay);
delay(2000);
}
void L_init(){
n_curr_p = 1;
n_curr = L_mask[ n_curr_p];
old_char = L_line1;
}
void L_show()
{
lcd.home();
lcd.print(L_line0);
lcd.setCursor(0, 1);
lcd.print(L_line1);
}
//====function=====
void shut(unsigned int shut_count,unsigned long delay_time)
{
int i;
if (delay_time<300) delay_time=300;
for (i=shut_count;i>0;i--)
{
lcd.setCursor(0, 1);
lcd.print("left count:");
lcd.print(i);
lcd.print(" ");
if(analogRead(x_press)>1000) //break the runing
{
lcd.setCursor(10, 1);
lcd.print("pause:");
delay(2000);
break;
}
delay(delay_time-300);
pinMode(8, OUTPUT);
digitalWrite(8, LOW); // turn the LED on
delay(150); // wait for a little
pinMode(8, INPUT_PULLUP );// turn the LED off
delay(150); // test the jingyan ,for camra can take
}
} 做什么用的~~~？ 做个标记，留着看看 每12秒拍一张，一直拍2000张？ 公孙林 发表于 2013-3-7 22:45 static/image/common/back.gif
每12秒拍一张，一直拍2000张？
每2000毫秒一张，拍12张
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