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Dependencies: Adafruit_GFX 19E042PIM_MB_PINS
Diff: main.cpp
- Revision:
- 1:23fbbef17db0
- Parent:
- 0:3ce69fe83309
--- a/main.cpp Sat Dec 11 15:52:37 2021 +0000 +++ b/main.cpp Sat Dec 11 16:27:59 2021 +0000 @@ -36,10 +36,11 @@ Adafruit_SSD1306_I2c myOLED(i2c_obj, PB_5, I2C_ADD_MBED, OLED_HEIGHT_PX, OLED_WIDTH_PX); char* topic_sub = "subpim"; -char* topic_pub = "pubpim26"; +char* topic_pub = "pubpim"; const char* hostname = "broker.hivemq.com"; int port = 1883; int button_pressed = 0; +int send_data = 0; /* function definition */ void messageArrived(MQTT::MessageData& md) @@ -47,11 +48,16 @@ MQTT::Message &message = md.message; //printf("Browser message: %.*s \n", message.payloadlen, (char*)message.payload); - myOLED.begin(); myOLED.clearDisplay(); myOLED.setTextCursor(0, 0); myOLED.printf("%.*s", message.payloadlen, (char*)message.payload); myOLED.display(); + + /*if(((char*)message.payload[0] == 's') && ((char*)message.payload[1] == 't') && + ((char*)message.payload[2] == 'a') && ((char*)message.payload[3] == 'r') && + ((char*)message.payload[4] == 't')){ + send_data = 1; + }*/ } void ISR_sw1() @@ -63,6 +69,7 @@ int main() { + myOLED.begin(); sw1.fall(&ISR_sw1); // sw1 interrupt wifi = WiFiInterface::get_default_instance(); //init wifi @@ -73,9 +80,9 @@ //myOLED.display(); return -1; } - //myOLED.printf("Success\n"); - //myOLED.display(); - //wait(2); + myOLED.printf("Success\n"); + myOLED.display(); + wait(2); socket.open(wifi); socket.connect(hostname,port); @@ -89,8 +96,8 @@ i2c_obj.frequency(I2C_FREQUENCY); - //myOLED.clearDisplay(); - //myOLED.display(); + myOLED.clearDisplay(); + myOLED.display(); while(1) { @@ -100,6 +107,12 @@ button_pressed = 0; char buf[100]; sprintf(buf, "V(POT1) = %1.2f \r\n", pot1*(3.3f)); + + myOLED.clearDisplay(); + myOLED.setTextCursor(0, 0); + //myOLED.printf("%.*s", buf.payloadlen, (char*)buf.payload); + myOLED.display(); + message.qos = MQTT::QOS0; message.retained = false; message.dup = false;