Találtam minta példát és nem igazán találom az utasitás készletet ehez a részhez!
Ez a rész aminek nem találom az utasitás részét:
serial port alat:
Serial.print(sdm.readVal(SDM120C_VOLTAGE), 2);
De ESP8266WiFi alatt hogy is van?
Clients.print(sdm.readVal(SDM120C_VOLTAGE), 2);
mert igy nem jó!
Kód: Egész kijelölése
#include <ESP8266WiFi.h>
//how many clients should be able to telnet to this ESP8266
#define MAX_SRV_CLIENTS 1
const char* ssid = "**********";
const char* password = "**********";
WiFiServer server(23);
WiFiClient serverClients[MAX_SRV_CLIENTS];
void setup() {
Serial1.begin(115200);
WiFi.begin(ssid, password);
Serial1.print("\nConnecting to "); Serial1.println(ssid);
uint8_t i = 0;
while (WiFi.status() != WL_CONNECTED && i++ < 20) delay(500);
if(i == 21){
Serial1.print("Could not connect to"); Serial1.println(ssid);
while(1) delay(500);
}
//start UART and the server
Serial.begin(115200);
server.begin();
server.setNoDelay(true);
Serial1.print("Ready! Use 'telnet ");
Serial1.print(WiFi.localIP());
Serial1.println(" 23' to connect");
}
void loop() {
uint8_t i;
//check if there are any new clients
if (server.hasClient()){
for(i = 0; i < MAX_SRV_CLIENTS; i++){
//find free/disconnected spot
if (!serverClients[i] || !serverClients[i].connected()){
if(serverClients[i]) serverClients[i].stop();
serverClients[i] = server.available();
Serial1.print("New client: "); Serial1.print(i);
continue;
}
}
//no free/disconnected spot so reject
WiFiClient serverClient = server.available();
serverClient.stop();
}
//check clients for data
for(i = 0; i < MAX_SRV_CLIENTS; i++){
if (serverClients[i] && serverClients[i].connected()){
if(serverClients[i].available()){
//get data from the telnet client and push it to the UART
while(serverClients[i].available()) Serial.write(serverClients[i].read());
}
}
}
//check UART for data
if(Serial.available()){
size_t len = Serial.available();
uint8_t sbuf[len];
Serial.readBytes(sbuf, len);
//push UART data to all connected telnet clients
for(i = 0; i < MAX_SRV_CLIENTS; i++){
if (serverClients[i] && serverClients[i].connected()){
serverClients[i].write(sbuf, len);
delay(1);
}
}
}
}
Kód: Egész kijelölése
#include <SDM.h> //import SDM template library
#define ASCII_ESC 27
char bufout[10];
SDM<> sdm;
void setup() {
Serial.begin(115200); //initialize serial
sdm.begin(); //initalize SDM220 communication baudrate
}
void loop() {
// sprintf(bufout,"%c[1;0H",ASCII_ESC);
// Serial.print(bufout);
Serial.print("Voltage: ");
Serial.print(sdm.readVal(SDM120C_VOLTAGE), 2); //display voltage
Serial.println("V");
Serial.println("-------------------");
delay(500);