說明
返回連接狀態。
用法
WiFi.status();
參數
空
返回
WL_CONNECTED:連接到WiFi網絡時分配; WL_AP_CONNECTED:當設備以接入點模式連接時分配; WL_AP_LISTENING:在接入點模式下監聽連接時分配; WL_NO_SHIELD:當不存在WiFi屏蔽時分配; WL_IDLE_STATUS:它是WiFi時分配的臨時狀態。begin()被調用並保持活動狀態,直到嘗試次數到期(導致WL_CONNECT_FAILED)或建立連接(導致WL_CONNECTED); WL_NO_SSID_AVAIL:當沒有SSID可用時分配; WL_SCAN_COMPLETED:掃描網絡完成時分配; WL_CONNECT_FAILED:在所有嘗試連接失敗時分配; WL_CONNECTION_LOST:連接丟失時賦值; WL_DISCONNECTED:斷開網絡時分配;
示例
#include <SPI.h>
#include <WiFi101.h>
char ssid[] = "yourNetwork"; // your network SSID (name)
char key[] = "D0D0DEADF00DABBADEAFBEADED"; // your network key
int keyIndex = 0; // your network key Index number
int status = WL_IDLE_STATUS; // the Wifi radio's status
void setup() {
//Initialize serial and wait for port to open:
Serial.begin(9600);
while (!Serial) {
; // wait for serial port to connect. Needed for Leonardo only
}
// 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 WEP network, SSID: ");
Serial.println(ssid);
status = WiFi.begin(ssid, keyIndex, key);
// wait 10 seconds for connection:
delay(10000);
}
// once you are connected :
Serial.print("You're connected to the network");
}
void loop() {
// check the network status connection once every 10 seconds:
delay(10000);
Serial.println(WiFi.status());
}
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注:本文由純淨天空篩選整理自arduino.cc大神的英文原創作品 WiFi101 - WiFi.status()。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。