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계속 아두이노 "OrangeBoard WiFi와 조이스틱 센서 쉴드로 RC카 제어해보기"에서 막히네요. 죄송한데 좀 도와 주세요.
소스 코드(rc car):
#include <SPI.h>
#include <WizFi250.h>
#include <WizFi250Udp.h>
char ssid[] = "DIR-815_Wiznet"; // your network SSID (name)
char pass[] = "12345678"; // your network password
int status = WL_IDLE_STATUS; // the Wifi radio's status
unsigned int localPort = 10002; // local port to listen on
char packetBuffer[255]; // buffer to hold incoming packet
char ReplyBuffer[] = "ACK"; // a string to send back
WiFiUDP Udp;
void printWifiStatus();
//RCcar motor Pin
const int motorLeftF = 7;
const int motorLeftB = 6;
const int motorRightF = 8;
const int motorRightB = 9;
void setup() {
// initialize serial for debugging
Serial.begin(115200);
WiFi.init();
// check for the presence of the shield:
if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present");
// don't continue:
while (true);
}
// attempt to connect to WiFi network
while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to WPA SSID: ");
Serial.println(ssid);
// Connect to WPA/WPA2 network
status = WiFi.beginAP(ssid, 10, pass, ENC_TYPE_WPA2_PSK);
}
Serial.println("Connected to wifi");
printWifiStatus();
Serial.println("\nStarting connection to server...");
// if you get a connection, report back via serial:
Udp.begin(localPort);
Serial.print("Listening on port ");
Serial.println(localPort);
pinMode(motorRightF, OUTPUT);
pinMode(motorRightB, OUTPUT);
pinMode(motorLeftF, OUTPUT);
pinMode(motorLeftB, OUTPUT);
}
void loop() {
// if there's data available, read a packet
int packetSize = Udp.parsePacket();
if (packetSize)
{
Serial.print("Received packet of size ");
Serial.println(packetSize);
Serial.print("From ");
IPAddress remoteIp = Udp.remoteIP();
Serial.print(remoteIp);
Serial.print(", port ");
Serial.println(Udp.remotePort());
int len = Udp.read(packetBuffer, 200);
if ( len > 0 ) {
packetBuffer[len] = 0;
}
Serial.println("Contents:");
Serial.println(packetBuffer);
if(packetBuffer[0] == 'F') {
digitalWrite(6,HIGH);
digitalWrite(9,HIGH);
digitalWrite(7,LOW);
digitalWrite(8,LOW);
}
else if(packetBuffer[0] == 'B') {
digitalWrite(7,HIGH);
digitalWrite(8,HIGH);
digitalWrite(6,LOW);
digitalWrite(9,LOW);
}
else if(packetBuffer[0] == 'N') {
digitalWrite(7,LOW);
digitalWrite(8,LOW);
digitalWrite(6,LOW);
digitalWrite(9,LOW);
}
else if(packetBuffer[0] == 'R') {
digitalWrite(7,LOW);
digitalWrite(8,HIGH);
digitalWrite(6,HIGH);
digitalWrite(9,LOW);
}
else if(packetBuffer[0] == 'L') {
digitalWrite(7,HIGH);
digitalWrite(8,LOW);
digitalWrite(6,LOW);
digitalWrite(9,HIGH);
}
// send a reply, to the IP address and port that sent us the packet we received
Udp.beginPacket(Udp.remoteIP(), Udp.remotePort());
Udp.write(ReplyBuffer);
Udp.endPacket();
}
}
void printWifiStatus() {
// print the SSID of the network you're attached to:
Serial.print("SSID: ");
Serial.println(WiFi.SSID());
// print your WiFi shield's IP address:
IPAddress ip = WiFi.localIP();
Serial.print("IP Address: ");
Serial.println(ip);
// print the received signal strength:
long rssi = WiFi.RSSI();
Serial.print("signal strength (RSSI):");
Serial.print(rssi);
Serial.println(" dBm");
}
소스 코드(조종기):
#include <SPI.h>
#include "WizFi250.h"
#include "WizFi250Udp.h"
char ssid[] = "DIR-815_Wiznet"; // your network SSID (name)
char pass[] = "12345678"; // your network password
int status = WL_IDLE_STATUS; // the Wifi radio's status
char timeServer[] = "192.168.12.101"; // NTP server
unsigned int localPort = 2390; // local port to listen for UDP packets
const int NTP_PACKET_SIZE = 48; // NTP timestamp is in the first 48 bytes of the message
char packetBuffer[NTP_PACKET_SIZE]; // buffer to hold incoming and outgoing packets
// A UDP instance to let us send and receive packets over UDP
WiFiUDP Udp;
unsigned long sendNTPpacket(char *ntpSrv);
void setup()
{
// initialize serial for debugging
Serial.begin(115200);
WiFi.init();
// check for the presence of the shield
if (WiFi.status() == WL_NO_SHIELD) {
Serial.println("WiFi shield not present");
// don't continue
while (true);
}
// attempt to connect to WiFi network
while ( status != WL_CONNECTED) {
Serial.print("Attempting to connect to WPA SSID: ");
Serial.println(ssid);
// Connect to WPA/WPA2 network
status = WiFi.begin(ssid, pass);
}
pinMode(A2, INPUT);
pinMode(A3, INPUT);
pinMode(8, INPUT);
pinMode(9, INPUT);
// you're connected now, so print out the data
Serial.println("You're connected to the network");
Udp.begin(localPort);
}
void loop()
{
sendNTPpacket(timeServer); // send an NTP packet to a time server
// wait to see if a reply is available
delay(50);
Serial.println(Udp.parsePacket());
// wait ten seconds before asking for the time again
delay(1);
}
unsigned long sendNTPpacket(char *ntpSrv)
{
int joystickH = analogRead(A0);
int joystickV = analogRead(A1);
memset(packetBuffer, 0, NTP_PACKET_SIZE);
if (joystickH > 800) {
Serial.println("Right");
packetBuffer[0] = 'R';
}
else if (joystickH < 300) {
Serial.println("Left");
packetBuffer[0] = 'L';
}
else if (joystickV > 800) {
Serial.println("Forward");
packetBuffer[0] = 'F';
}
else if (joystickV < 300) {
Serial.println("Backward");
packetBuffer[0] = 'B';
}
else {
Serial.println("Natural");
packetBuffer[0] = 'N';
}
Udp.beginPacket(ntpSrv, 10002); //NTP requests are to port 123
Udp.write(packetBuffer, NTP_PACKET_SIZE);
Udp.endPacket();
}
그런데 어찌나 오류가 많이 뜨는지.......
일단 rc car 오류:
sketch_nov30e:8: error: 'WL_IDLE_STATUS' was not declared in this scope
sketch_nov30e:15: error: 'WiFiUDP' does not name a type
sketch_nov30e.ino: In function 'void setup()':
sketch_nov30e:29: error: 'WiFi' was not declared in this scope
sketch_nov30e:32: error: 'WL_NO_SHIELD' was not declared in this scope
sketch_nov30e:39: error: 'WL_CONNECTED' was not declared in this scope
sketch_nov30e:43: error: 'ENC_TYPE_WPA2_PSK' was not declared in this scope
sketch_nov30e:51: error: 'Udp' was not declared in this scope
As of Arduino 1.0, the Udp class in the Ethernet library has been renamed to EthernetUdp.
sketch_nov30e.ino: In function 'void loop()':
sketch_nov30e:65: error: 'Udp' was not declared in this scope
As of Arduino 1.0, the Udp class in the Ethernet library has been renamed to EthernetUdp.
sketch_nov30e:71: error: 'IPAddress' was not declared in this scope
sketch_nov30e:71: error: expected `;' before 'remoteIp'
sketch_nov30e:72: error: 'remoteIp' was not declared in this scope
sketch_nov30e.ino: In function 'void printWifiStatus()':
sketch_nov30e:125: error: 'WiFi' was not declared in this scope
sketch_nov30e:128: error: 'IPAddress' was not declared in this scope
sketch_nov30e:128: error: expected `;' before 'ip'
sketch_nov30e:130: error: 'ip' was not declared in this scope
그 다음은 조종기 오류:
sketch_nov30f:7: error: 'WL_IDLE_STATUS' was not declared in this scope
sketch_nov30f:17: error: 'WiFiUDP' does not name a type
sketch_nov30f.ino: In function 'void setup()':
sketch_nov30f:26: error: 'WiFi' was not declared in this scope
sketch_nov30f:29: error: 'WL_NO_SHIELD' was not declared in this scope
sketch_nov30f:36: error: 'WL_CONNECTED' was not declared in this scope
sketch_nov30f:51: error: 'Udp' was not declared in this scope
As of Arduino 1.0, the Udp class in the Ethernet library has been renamed to EthernetUdp.
sketch_nov30f.ino: In function 'void loop()':
sketch_nov30f:60: error: 'Udp' was not declared in this scope
As of Arduino 1.0, the Udp class in the Ethernet library has been renamed to EthernetUdp.
sketch_nov30f.ino: In function 'long unsigned int sendNTPpacket(char*)':
sketch_nov30f:90: error: 'Udp' was not declared in this scope
As of Arduino 1.0, the Udp class in the Ethernet library has been renamed to EthernetUdp.
좀 이상해요. 분명히 해더파일이 있는데.....
좀 도와 주세요.
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