ESP8266 WiFi

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在2016年4月20日 (三) 10:59由Allblue對話 | 貢獻所做的修訂版本

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ESP8266 WiFi 庫


The WiFi class initializes the ethernet library and network settings.


- WiFi.mode()

設置wifi模塊工作模式WIFI_AP,WIFI_STA,WIFI_AP_STA

ESP8266WiFi AP

- WiFi.softAP(ssid,[password],[channel],[ssid_hidden])

設置AP模式參數

參數

ssid:網路名稱(最長63字元)
password:密碼,至少8個字元,NULL為開放網路(可選參數)
channel:通道號,1 - 13(可選參數,預設情況下為1)
ssid_hidden:網路是否可見,0為可見網路,1為隱藏網路(可選參數,預設情況下為0)

返回值:bool

- WiFi.softAPConfig(local_ip,gateway,subnet)

配置AP

參數

local_ip:ap ip(類型:IPAddress-例192,168,0,1)
gateway:網關ip(類型:IPAddress)
subnet:子網掩碼(類型:IPAddress)

返回值:bool

- WiFi.softAPdisconnect(wifioff)

斷開網路,關閉AP

- WiFi.softAPgetStationNum()

獲取AP模式下已連接終端的數量

- WiFi.softAPIP()

獲取IP地址,用於AP模式

返回:IP地址

- WiFi.softAPmacAddress(mac)

獲取MAC地址,用於AP模式

返回:uint8_t*

- WiFi.softAPmacAddress(void)

獲取MAC地址,用於AP模式

返回:String


ESP8266WiFi STA

WL_CONNECTED

WL_NO_SSID_AVAIL

WL_CONNECT_FAILED

WL_IDLE_STATUS

WL_DISCONNECTED

- WiFi.begin()

開始wifi連接

- WiFi.config(local_ip, gateway, subnet, dns1, dns2)

更改IP配置設置禁用DHCP客戶端

參數

local_ip Static ip configuration
gateway Static gateway configuration
subnet Static Subnet mask
dns1 Static DNS server 1
dns2 Static DNS server 2

返回:bool

- WiFi.reconnect()

將強制斷開連接,然後重新連接到AP

返回:bool

- WiFi.disconnect(bool wifioff)

Disconnect from the network 斷開網路

返回:bool

- WiFi.isConnected()

檢查是否已連接

返回:bool

- WiFi.setAutoConnect(bool autoConnect)

設置是否複位自動連接,默認自動連接

返回:bool

- WiFi.getAutoConnect()

檢查是否設置了複位自動連接

返回:bool

- WiFi.setAutoReconnect(bool autoReconnect)

設置當連接斷開時是否重新連接

返回:bool

- WiFi.waitForConnectResult()

Wait for WiFi connection to reach a result returns the status reached or disconnect if STA is off

返回:連接狀態

WL_CONNECTED
WL_NO_SSID_AVAIL;
WL_CONNECT_FAILED;
WL_IDLE_STATUS;
WL_DISCONNECTED;

- WiFi.localIP()

獲取IP地址,用於STA模式

返回:IPAddress

- WiFi.macAddress(uint8_t* mac)

獲取MAC地址,用於STA模式

返回:uint8_t*

- WiFi.macAddress(void)

獲取MAC地址,用於STA模式

返回:String

- WiFi.subnetMask()

Get the interface subnet mask address. 獲取介面子網掩碼地址

返回:IPAddress

- WiFi.gatewayIP()

Get the gateway ip address. 獲取網關地址

返回:IPAddress

- WiFi.dnsIP(uint8_t dns_no)

Get the DNS ip address. 獲取DNS ip 地址

返回:IPAddress

- WiFi.hostname(void)

Get ESP8266 station DHCP hostname

獲取ESP8266 SAT DHCP主機名

返回:String

- WiFi.hostname(char* aHostname)

Set ESP8266 station DHCP hostname 設置ESP8266 STA DHCP主機名

參數類型:char*

返回:bool

- WiFi.hostname(const char* aHostname)

Set ESP8266 station DHCP hostname

參數類型:const char*

返回:bool

- WiFi.hostname(String aHostname)

Set ESP8266 station DHCP hostname

參數類型:String

返回:bool

- WiFi.SSID()

獲取當前連接網路的SSID

返回:String

- WiFi.psk()

獲取當前連接網路的共享秘鑰

返回:String

- WiFi.BSSID(void)

Return the current bssid / mac associated with the network if configured

返回:uint8_t*

- WiFi.BSSIDstr(void)

Return the current bssid / mac associated with the network if configured

返回:String

- WiFi.RSSI(void)

Return the current network RSSI.

返回:int32_t (RSSI value)

STA遠程配置

- WiFi.beginWPSConfig(void)

WPS配置(so far only WPS_TYPE_PBC is supported (SDK 1.2.0))

返回:bool

- WiFi.beginSmartConfig()

開始 SmartConfig

返回:bool

- WiFi.stopSmartConfig()

停止 SmartConfig

返回:bool

- WiFi.smartConfigDone()

查詢 SmartConfig 狀態,決定何時停止配置

返回:bool



ESP8266WiFi Server

The Server class creates servers which can send data to and receive data from connected clients (programs running on other computers or devices).

- WiFiServer(IPAddress addr, uint16_t port)

開啟服務

參數

addr:ip地址
port:埠

- WiFiServer(uint16_t port)

開啟服務

參數

port:埠

- WiFi.begin()

- WiFi.setNoDelay(bool nodelay)

- WiFi.getNoDelay()

- WiFi.hasClient()

- WiFi.available()

- WiFi.status()

- WiFi.close()

- WiFi.stop()

- WiFi.write(uint8_t b)

- WiFi.write(const uint8_t *buffer, size_t size)



ESP8266WiFi Client

The client class creates clients that can connect to servers and send and receive data.

- WiFi.WiFiClient()

- WiFi.WiFiClient(const WiFiClient& other)

- WiFi.operator=(const WiFiClient& other)

- WiFi.connect(const char* host, uint16_t port)

- WiFi.connect(IPAddress ip, uint16_t port)

- WiFi.setNoDelay(bool nodelay)

- WiFi.getNoDelay()

- WiFi.write(uint8_t b)

- WiFi.write(const uint8_t *buf, size_t size)

- WiFi.write_P(PGM_P buf, size_t size)

- WiFi.available()

- WiFi.read()

- WiFi.read(uint8_t* buf, size_t size)

- WiFi.peekBytes(uint8_t *buffer, size_t length)

- WiFi.flush()

- WiFi.stop()

- WiFi.connected()

- WiFi.status()

- WiFi.remoteIP()

- WiFi.remotePort()

- WiFi.localIP()

- WiFi.localPort()

- WiFi.stopAll()

- WiFi.stopAllExcept(WiFiClient * exC)




ESP8266WiFi Udp

The UDP class enables UDP message to be sent and received.

- WiFi.WiFiUDP(const WiFiUDP& other)

- WiFi.begin(uint16_t port)

- WiFi.beginMulticast(IPAddress interfaceAddr, IPAddress multicast, uint16_t port)

- WiFi.available()

- WiFi.stop()

- WiFi.beginPacket(const char *host, uint16_t port)

- WiFi.beginPacket(IPAddress ip, uint16_t port)

- WiFi.beginPacketMulticast(IPAddress multicastAddress, uint16_t port,IPAddress interfaceAddress, int ttl)

- WiFi.endPacket()

- WiFi.write(uint8_t byte)

- WiFi.write(const uint8_t *buffer, size_t size)

- WiFi.parsePacket()

- WiFi.read()

- WiFi.read(unsigned char* buffer, size_t len)

- WiFi.peek()

- WiFi.flush()

- WiFi.remoteIP()

- WiFi.remotePort()

- WiFi.destinationIP()

- WiFi.localPort()

- WiFi.stopAll()

- WiFi.stopAllExcept(WiFiUDP * exC)





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