IC2_address was not declared in this scope

rotstory33 · 發表於 2018-9-17 14:06:41

// zoomkat's meta refresh data frame test page 5/25/13
// use ‭http://192.168.1.102:84‬ in your brouser for main page
// ‭http://192.168.1.102:84/data‬ static data page
// ‭http://192.168.1.102:84/datastart‬ meta refresh data page
// for use with W5100 based ethernet shields
// set the refresh rate to 0 for fastest update
// use STOP for single data updates

#include <SPI.h>
#include <Ethernet.h>
#include <Wire.h>

const int analogInPin0 = A0;
const int analogInPin1 = A1;
const int analogInPin2 = A2;
const int analogInPin3 = A3;
const int analogInPin4 = A4;
const int analogInPin5 = A5;
int X0, X1, Y0, Y1, Z1, Z0;
float X,Y,Z;
int sensorRead = 0;
int newdata = 0;
byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED }; //physical mac address
byte ip[] = { 192, 168, 1, 102 }; // arduino ip in lan
byte gateway[] = { 192, 168, 1, 1 }; // internet access via router
byte subnet[] = { 255, 255, 255, 0 }; //subnet mask
EthernetServer server(84); //server port
unsigned long int x=0; //set refresh counter to 0
String readString;

//////////////////////

void setup(){
 Serial.begin(9600);
// disable SD SPI if memory card in the uSD slot
pinMode(A2,INPUT);
Wire.begin(); //初始化 I2C
setReg(0x2D, 0xA); // (打開電源, 設定輸出資料速度為 100 Hz)

 pinMode(4,OUTPUT);
 digitalWrite(4,HIGH);

 Ethernet.begin(mac, ip, gateway, gateway, subnet);
 server.begin();
 Serial.println("meta refresh data frame test 5/25/13"); // so I can keep track of what is loaded
}

void setReg(int reg, int data){
Wire.beginTransmission(I2C_Address);
Wire.write(reg); // 指定佔存器
Wire.write(data); // 寫入資料
Wire.endTransmission();
}
/* setReg(reg,data)：寫入佔存器
* 參數：
* reg → 指定佔存器位址
* data → 要寫入的資料
*/

int getData(int reg){
Wire.beginTransmission(I2C_Address);
Wire.write(reg);
Wire.endTransmission();

Wire.requestFrom(I2C_Address,1);

if(Wire.available()<=1){
 return Wire.read();


}
}
/* getData(reg)：取得佔存器裡的資料
* 參數：reg → 佔存器位址
*/
void loop(){

 X0 = getData(0x32); // 取得 X 軸低位元資料
X1 = getData(0x33); // 取得 X 軸高位元資料
X = ((X1 << 8) + X0) / 256.0;

Y0 = getData(0x34); // 取得 Y 軸低位元資料
Y1 = getData(0x35); // 取得 Y 軸高位元資料
Y = ((Y1 << 8) + Y0) / 256.0;

Z0 = getData(0x36); // 取得 Z 軸低位元資料
Z1 = getData(0x37); // 取得 Y 軸高位元資料
Z = ((Z1 << 8) + Z0) / 256.0;

sensorRead=analogRead(A2);
newdata = map(sensorRead, 0, 1023, 0,255);

Serial.print(newdata);
Serial.print("\t");
Serial.print(X);
Serial.print("\t");
Serial.print(Y);
Serial.print("\t");
Serial.println(Z);

delay(2000);

}

 EthernetClient client = server.available();
 if (client) {
while (client.connected()) {
 if (client.available()) {
 char c = client.read();
 if (readString.length() < 100) {
 readString += c;
 }
 //check if HTTP request has ended
 if (c == '\n') {

 //check get atring received
 Serial.println(readString);

 //output HTML data header
 client.println("HTTP/1.1 200 OK");
 client.println("Content-Type: text/html");
 client.println();

 //generate data page
 if(readString.indexOf("data") >0) { //checks for "data" page
 x=x+1; //page upload counter
 client.print("<HTML><HEAD>");
 //meta-refresh page every 1 seconds if "datastart" page
 if(readString.indexOf("datastart") >0) client.print("<meta http-equiv='refresh' content='1'>");
 //meta-refresh 0 for fast data
 if(readString.indexOf("datafast") >0) client.print("<meta http-equiv='refresh' content='0'>");
 client.print("<title>Zoomkat's meta-refresh test</title></head><BODY> ");
 client.print("page refresh number: ");
 client.print(x); //current refresh count
 client.print(" ");

 //output the value of each analog input pin
 client.print("analog input0 is: ");
 client.print(analogRead(analogInPin0));

 client.print(" analog input1 is: ");
 client.print(analogRead(analogInPin1));

 client.print(" analog input2 is: ");
 client.print(analogRead(analogInPin2));

 client.print(" analog input3 is: ");
 client.print(analogRead(analogInPin3));

 client.print(" analog input4 is: ");
 client.print(analogRead(analogInPin4));

 client.print(" analog input5 is: ");
 client.print(analogRead(analogInPin5));
 client.println(" </BODY></HTML>");
 }
 //generate main page with iframe
 else
 {
 client.print("<HTML><HEAD><TITLE>Zoomkat's frame refresh test</TITLE></HEAD>");
 client.print("Zoomkat's Arduino frame meta refresh test 5/25/13");
 client.print(" Arduino analog input data frame: ");
 client.print("  <a href='‭http://192.168.1.102:84/datastart' target='DataBox' title=''yy'‬'>META-REFRESH</a>");
 client.print("    <a href='‭http://192.168.1.102:84/data' target='DataBox' title=''xx'‬'>SINGLE-STOP</a>");
 client.print("    <a href='‭http://192.168.1.102:84/datafast' target='DataBox' title=''zz'‬'>FAST-DATA</a> ");
 client.print("<iframe src='‭http://192.168.1.102:84/data' width='350' height='250' name='DataBox‬'>");
 client.print("</iframe> </HTML>");
 }
 delay(1);
 //stopping client
 client.stop();
 //clearing string for next read
 readString="";
 }
 }
}
 }
}
是哪裡出問題了？

超新手 · 發表於 2018-9-17 18:05:33

I2C_Address 沒定義

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IC2_address was not declared in this scope

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