void sendUpdate(){
StaticJsonBuffer<300> sendJsonBuffer;
JsonObject &json = sendJsonBuffer.createObject();
json["type"] = "state";
json["count"] = totalActiveSockets;
json["time"] = SystemClock.now().toUnixTime();;
json["mute"] = mute;
json["source"] = source;
json["mixing"] = mixing;
json["enhance"] = enhance;
json["volumeFR"] = 74-volumeFR;
json["volumeFL"] = 74-volumeFL;
json["volumeRR"] = 74-volumeRR;
json["volumeRL"] = 74-volumeRL;
json["volumeCEN"] = 74-volumeCEN;
json["volumeSW"] = 74-volumeSW;
json["frequency"] = frequency;
json["volumeALLCH"] = 74-volumeALLCH;
json["power"] = power;
String jsonString;
json.printTo(jsonString);
WebSocketsList &clients = server.getActiveWebSockets();
for (int i = 0; i < clients.count(); i++){
clients[i].sendString(jsonString);
}
}
void wsDisconnected(WebSocket& socket) {
totalActiveSockets--;
// Notify everybody about lost connection
WebSocketsList &clients = server.getActiveWebSockets();
for (int i = 0; i < clients.count(); i++)
clients[i].sendString("We lost our friend :( Total: " + String(totalActiveSockets));
}
void wsConnected(WebSocket& socket)
{
totalActiveSockets++;
// Notify everybody about new connection
WebSocketsList &clients = server.getActiveWebSockets();
for (int i = 0; i < clients.count(); i++)
clients[i].sendString("New friend arrived! Total: " + String(totalActiveSockets));
}
void readPeriodically()
{
Wire.beginTransmission(0x48); //talking to chip
Wire.write(byte(0x00)); //status register address
Wire.endTransmission();
Wire.requestFrom(0x48, 1); //request status register data
int readycap;
//Serial.println(" Trying read..."); //try read
readycap = Wire.read();
if ((readycap & 0x1) == 0)
{ // ready?
//Serial.print(system_get_time());
//Serial.println(" Data Ready");
//delay(10);
Wire.beginTransmission(0x48); //arduino asks for data from ad7747
Wire.write(0x01); //set address point to capacitive DAC register 1
Wire.endTransmission(); //pointer is set so now we can read the
//Serial.print(system_get_time());
//Serial.println(" Data Incoming");
//delay(10);
Wire.requestFrom(0x48, 3,false); //reads data from cap DAC registers 1-3
while (Wire.available())
{
//Serial.print(system_get_time());
//Serial.println(" Wire available.");
unsigned char hi, mid, lo; //1 byte numbers
long capacitance; //will be a 3byte number
hi = Wire.read();
//delay(3);
mid = Wire.read();
//delay(3);
lo = Wire.read();
capacitance = (hi << 16) + (mid << 8) + lo - 0x800000;
pf = (float) capacitance * -1 / (float) 0x800000 * 8.192f;
//Serial.print(system_get_time());
//Serial.print(" ");
//Serial.println(pf, DEC); //prints the capacitance data in decimal through serial port
}
//Serial.println();
}
system_soft_wdt_feed();
char buf[22];
dtostrf(pf, 10, 8, buf);
WebSocketsList &clients = server.getActiveWebSockets();
for (int i = 0; i < clients.count(); i++)
{
clients[i].sendString(buf);
}
procTimer.initializeMs(150, readPeriodically).startOnce();
}
void reportEncoderPosition() {
char buf[60];
char buf1[12];
floatEncoder = encoder0Pos * (2.4 / 160.0);
dtostrf(floatEncoder, 4, 2, buf1);
sprintf(buf, "Encoder: %s", deblank(buf1));
String message1 = String(buf);
if (!message1.equals(lastPositionMessage)) {
WebSocketsList &clients = server.getActiveWebSockets();
for (int i = 0; i < clients.count(); i++) {
clients[i].sendString(message1);
}
}
//printf(" * zmtp_msg: ");
//zmtp_msg_t *msg = zmtp_msg_from_const_data(0, "hello", 6);
//zmtp_msg_destroy(&msg);
//zmtp_msg_test (false);
//zmtp_channel_test (false);
/*
pb::Container container, got;
pb::Pin *pin;
pb::Value *value;
// type-tag the container:
container.set_type(pb::ContainerType::MT_HALUPDATE);
container.set_serial(56789);
container.set_rsvp(pb::ReplyType::NONE);
// add repeated submessage(s)
pin = container.add_pin();
pin->set_type(pb::ValueType::HAL_S32);
pin->set_name("foo.1.bar");
pin->set_hals32(4711);
value = container.add_value();
value->set_type(pb::ValueType::DOUBLE);
value->set_v_double(3.14159);
//std::string json = pb2json(container);
*/
}
void wsMessageReceived(WebSocket& socket, const String& message)
{
WebSocketsList &clients = server.getActiveWebSockets();
StaticJsonBuffer<200> jsonBuffer;
JsonObject& root = jsonBuffer.parseObject(message);
String actionName = root["name"].asString();
if(actionName=="enhance"){
setEnhance(!enhance);
}else if(actionName=="power"){
setPower(!power);
}else if(actionName=="mute"){
setMmute(!mute);
}else if(actionName=="mixing"){
setMixing(!mixing);
}else if(actionName=="frequency"){
setFrequency(root["val"]);
}else if(actionName=="source"){
setSource(root["val"]);
}else if (actionName == "volumeFR") {
setVolume(CHAN_FR, root["val"]);
} else if (actionName == "volumeFL") {
setVolume(CHAN_FL, root["val"]);
} else if (actionName == "volumeRR") {
setVolume(CHAN_RR, root["val"]);
} else if (actionName == "volumeRL") {
setVolume(CHAN_RL, root["val"]);
} else if (actionName == "volumeCEN") {
setVolume(CHAN_CEN, root["val"]);
} else if (actionName == "volumeSW") {
setVolume(CHAN_SW, root["val"]);
} else if (actionName == "volumeALLCH") {
setVolume(CHAN_ALL, root["val"]);
} else if (actionName == "volumeSW") {
setVolume(CHAN_SW, root["val"]);
} else if (actionName == "lcdText") {
setLcd(root["line"], root["val"]);
}
sendUpdate();
Serial.printf("WebSocket message received:\r\n%s\r\n", actionName);
}
void wsConnected(WebSocket& socket) {
totalActiveSockets++;
lastPositionMessage = "";
// Notify everybody about new connection
uint8 slotNo = rboot_get_current_rom();
String slotNoStr = String(slotNo);
uint32 heapSize = system_get_free_heap_size();
String heapSizeStr = String(heapSize);
WebSocketsList &clients = server.getActiveWebSockets();
for (int i = 0; i < clients.count(); i++) {
clients[i].sendString(
"Connected to station: " + wifi_sid.get(currWifiIndex) + ", ROM:" + slotNoStr + ", heapSize: "
+ heapSizeStr + ", appVer:1.22, SDK version: " + system_get_sdk_version());
}
}
void reportAnalogue() {
char buf[60];
char buf1[10];
char data[4];
/*
1 ... BROWN ... 12V ... 24V +
2 ... WHITE ... RXD
3 ... BLUE ... GND
4... BLACK ... not used
5... YELOW/GREEN ... TXD
*/
floatAnalog = atof(analogResult.c_str()) / 10.0;
dtostrf(floatAnalog, 7, 4, buf1);
sprintf(buf, "Analogue: %s", deblank(buf1));
String message = String(buf);
if (!message.equals(lastPositionMessage)) {
WebSocketsList &clients = server.getActiveWebSockets();
for (int i = 0; i < clients.count(); i++) {
clients[i].sendString(message);
}
lastPositionMessage = message;
/*
union u
{
float f;
char s[sizeof(float)];
};
union u foo;
foo.f = floatAnalog;
*/
//udp.sendStringTo(IPAddress("192.168.1.19"), (uint16_t)1234, foo.s);
udp.sendStringTo(IPAddress(udpServerIP), udpServerPort, analogResult);
//Serial.printf("Analogue: %f", analogResult.c_str());
}
}
void sendToClients(String message) {
WebSocketsList &clients = server.getActiveWebSockets();
for (int i = 0; i < clients.count(); i++) {
clients[i].sendString(message);
}
}
void readFromLTC2400() {
float volt;
float v_ref = 4.096; // Reference Voltage, 5.0 Volt for LT1021 or 3.0 for LP2950-3, 4.096Vs for REF3040
long int ltw = 0; // ADC Data ling int
BYTE sig; // sign bit flag
BYTE b0; //
char buf1[10];
char buf[60];
digitalWrite(PIN_SS, 0);
delayMicroseconds(1);
if (digitalRead(PIN_DO) == 0) { // ADC Converter ready ?
ltw = 0;
sig = 0;
b0 = Ltc2400Spi->transfer(1); // read 4 bytes adc raw data with SPI
if ((b0 & 0x20) == 0)
sig = 1; // is input negative ?
b0 &= 0x1F; // discard bit 25..31
ltw |= b0;
ltw <<= 8;
b0 = Ltc2400Spi->transfer(1);
ltw |= b0;
ltw <<= 8;
b0 = Ltc2400Spi->transfer(1);
ltw |= b0;
ltw <<= 8;
b0 = Ltc2400Spi->transfer(1);
ltw |= b0;
delayMicroseconds(1);
digitalWrite(PIN_SS, HIGH); // LTC2400 CS HIGH
delay(200);
if (sig)
ltw |= 0xf0000000; // if input negative insert sign bit
ltw = ltw / 16; // scale result down , last 4 bits have no information
volt = ltw * v_ref / 16777216; // max scale
//Serial.printf("%d",cnt++);
//Serial.printf("; ");
dtostrf(volt, 6, 6, buf1);
//Serial.printf("%s",buf1); // print voltage as floating number
//Serial.println(" ");
sprintf(buf, "Analogue: %s", buf1);
String message = String(buf);
if (!message.equals(lastPositionMessage)) {
WebSocketsList &clients = server.getActiveWebSockets();
for (int i = 0; i < clients.count(); i++) {
clients[i].sendString(message);
}
lastPositionMessage = message;
}
}
digitalWrite(PIN_SS, HIGH); // LTC2400 CS hi
delay(5);
reportTimer.startOnce();
}