スケッチ例 -> WiFiS3 -> WiFiWebClient を改造しました。
192.168.1.6 の /uchida/test_dir/ にアクセスします。
WiFiWebClient/WiFiWebClient.ino
#include "WiFiS3.h"
#include "arduino_secrets.h"
char ssid[] = SECRET_SSID;
char pass[] = SECRET_PASS;
int keyIndex = 0;
int status = WL_IDLE_STATUS;
char server[] = "192.168.1.6"; // name address for Google (using DNS)
WiFiClient client;
/* -------------------------------------------------------------------------- */
void setup() {
/* -------------------------------------------------------------------------- */
Serial.begin(9600);
while (!Serial) {
;
}
if (WiFi.status() == WL_NO_MODULE) {
Serial.println("Communication with WiFi module failed!");
// don't continue
while (true);
}
String fv = WiFi.firmwareVersion();
if (fv < WIFI_FIRMWARE_LATEST_VERSION) {
Serial.println("Please upgrade the firmware");
}
// attempt to connect to WiFi network:
while (status != WL_CONNECTED) {
Serial.print("Attempting to connect to SSID: ");
Serial.println(ssid);
// Connect to WPA/WPA2 network. Change this line if using open or WEP network:
status = WiFi.begin(ssid, pass);
// wait 10 seconds for connection:
delay(10000);
}
printWifiStatus();
Serial.println("\nStarting connection to server...");
// if you get a connection, report back via serial:
if (client.connect(server, 80)) {
Serial.println("connected to server");
client.println("GET /uchida/test_dir/ HTTP/1.1");
client.println("Host: 192.168.1.6");
client.println("Connection: close");
client.println();
}
}
/* -------------------------------------------------------------------------- */
void read_response() {
/* -------------------------------------------------------------------------- */
uint32_t received_data_num = 0;
while (client.available()) {
/* actual data reception */
char c = client.read();
/* print data to serial port */
Serial.print(c);
/* wrap data to 80 columns*/
received_data_num++;
if(received_data_num % 80 == 0) {
Serial.println();
}
}
}
/* -------------------------------------------------------------------------- */
void loop() {
/* -------------------------------------------------------------------------- */
read_response();
// if the server's disconnected, stop the client:
if (!client.connected()) {
Serial.println();
Serial.println("disconnecting from server.");
client.stop();
// do nothing forevermore:
while (true);
}
}
/* -------------------------------------------------------------------------- */
void printWifiStatus() {
/* -------------------------------------------------------------------------- */
// print the SSID of the network you're attached to:
Serial.print("SSID: ");
Serial.println(WiFi.SSID());
// print your board'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");
}
WiFiWebClient/arduino_secrets.h
#define SECRET_SSID "*****"
#define SECRET_PASS "*****"