Jovana Trajkovic
/
19E042PIM_TJAN_2019_0408
2019/0408
main.cpp
- Committer:
- jovanat
- Date:
- 2022-01-17
- Revision:
- 0:21b40f6bfff0
File content as of revision 0:21b40f6bfff0:
// Uvoz biblioteka #include "mbed-os" #include "platform/mbed_thread.h" #include "MQTTClientMbedOs.h" // Definisanje direktiva #define VOLTAGE_SCALER 3.3f #define YIELD_TIMEOUT_MS 1000 #define MAX_HEIGHT 64 #define MAX_WIDTH 128 // Deklaracija glavnih promenljivih TCPSOcket socket; MQTTClient client(&socket); MQTT::Message message; WiFiInterface *wifi; WiFiAccessPoint *ap = new WiFiAccessPoint[count]; Adafruit_SSD1306_I2c myOled(i2c, rst, i2c_adress, height, width); I2C i2c(PB_14, PB_13); // Pisanje sporednih funkcija // Pisanje glavne funkcije int main() { while(1) { wifi = WiFiInterface:;get_default_instance(); int count = wifi->scan(NULL, 0); count wifi->scan(ap,count); wifi->connect(MBED_CONF_APP_SSID, MBED_CONF_APP_WIFI_PASSWORD, NSAPI_SECURITY_WPA_WPA2); socket.open(wifi); socket.connect(hostname, port); MQTTPacket_connectData = MQTT_Packet_connectData_initializer; data.MQTTVersion = 3; data.clientID.cstring = "custom_client_ID"; client.connect((data)); client.subscribe(topic_sub, MQTT::QOS2, messageArrived)); char buf[100]; sprintf(buf, "V(POT1) = %1.2f\r\n", pot1*VOLTAGE_SCALER); message.qos = MQTT::QOS0; message.retained = false; message.dup + false; message.payload = (void*)buf; message.payloadlen = strlen(buf)+1; client.publish(topic, message); client.yield(YIELD_TIMEOUT_MS); } }