Petar Djuric
Petar Djuric 2018/0002
Dependencies: mbed Adafruit_GFX 19E042PIM_MB_PINS
Revision 0:a2c1c8bc2b0f, committed 2021-12-11
- Comitter:
- petardjuric180002
- Date:
- Sat Dec 11 16:28:28 2021 +0000
- Commit message:
- Petar Djuric 2018/0002
Changed in this revision
diff -r 000000000000 -r a2c1c8bc2b0f 19E042PIM_MB_PINS.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/19E042PIM_MB_PINS.lib Sat Dec 11 16:28:28 2021 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/tzwell/code/19E042PIM_MB_PINS/#5722459a201f
diff -r 000000000000 -r a2c1c8bc2b0f Adafruit_GFX.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Adafruit_GFX.lib Sat Dec 11 16:28:28 2021 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/nkhorman/code/Adafruit_GFX/#7fb1d4d3525d
diff -r 000000000000 -r a2c1c8bc2b0f main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Sat Dec 11 16:28:28 2021 +0000
@@ -0,0 +1,133 @@
+#include "mb_pins.h"
+#include "mbed.h"
+#include "platform/mbed_thread.h"
+#include "MQTTClientMbedOs.h"
+#include "Adafruit_GFX.h"
+#include "Adafruit_GFX_Config.h"
+#include "Adafruit_SSD1306.h"
+#include <cstring>
+
+#define SMALL_WAIT_MS 10
+
+#define BLINK_PERIOD_MS 250
+
+//OLED DIMENSIONS
+#define OLED_HEIGHT_PX 64
+#define OLED_WIDTH_PX 128
+
+//I2C adress
+#define I2C_ADDRESS 0x3c
+#define I2C_ADD_MBED I2C_ADDRESS << 1
+
+AnalogIn POT1(MB_POT1);
+DigitalOut led2(MB_LED2);
+
+TCPSocket socket;
+MQTTClient client(&socket);
+MQTT::Message message;
+WiFiInterface *wifi;
+
+I2C i2c_obj(MB_OLED_SDA, MB_OLED_SCL);
+Adafruit_SSD1306_I2c myOLED(i2c_obj, PB_5, I2C_ADD_MBED, OLED_HEIGHT_PX, OLED_WIDTH_PX);
+
+
+char* topic_pub = "pubpim";
+char* topic_sub = "subpim";
+const char* hostname = "broker.hivemq.com";
+int port = 1883;
+
+
+
+void messageArrived(MQTT::MessageData& md)
+{
+ MQTT::Message &message = md.message;
+ printf("Browser message: %.*s \r\n", message.payloadlen, (char*)message.payload);
+
+ myOLED.clearDisplay();
+ myOLED.printf("%.*s \r", message.payloadlen, (char*)message.payload);
+ myOLED.display();
+}
+
+
+
+int main()
+{
+ wifi = WiFiInterface::get_default_instance();
+ if(!wifi)
+ {
+ printf("ERROR: Nema WiFija");
+ return -1;
+ }
+
+ printf("\n Connecting to %s...\n", MBED_CONF_APP_WIFI_SSID);
+ int ret = wifi->connect(MBED_CONF_APP_WIFI_SSID, MBED_CONF_APP_WIFI_PASSWORD, NSAPI_SECURITY_WPA_WPA2);
+ if (ret != 0){
+ printf("GRESKA u POVEZIVANJU \n");
+ return -1;
+ }
+
+ printf("Success\n");
+ printf("MAC: %s\n", wifi->get_mac_address());
+ printf("IP: %s\n", wifi->get_ip_address());
+ printf("Netmask: %s\n", wifi->get_netmask());
+ printf("Gateway: %s\n", wifi->get_gateway());
+ printf("RSSI: %d\n\n", wifi->get_rssi());
+
+ socket.open(wifi);
+ socket.connect(hostname, port);
+
+
+ MQTTPacket_connectData data = MQTTPacket_connectData_initializer;
+ data.MQTTVersion = 3;
+ data.clientID.cstring = "YUSUF";
+
+ int rc = 0;
+ if((rc = client.connect(data)) != 0)
+ printf("rc from MQTT connect is %d \r\n",rc);
+
+ if((rc = client.subscribe(topic_sub, MQTT::QOS2, messageArrived)) != 0) //ovako se on subscribuje na temu
+ printf("rc from MQTT subscribe is %d \r\n", rc);
+
+
+ char dr[4] = {'o','l','e','d'};
+ char strt[5] = {'s','t','a','r','t'};
+ char stp[4] = {'s','t','o','p'};
+ while(true)
+ {
+ led2 =! led2;
+ thread_sleep_for(BLINK_PERIOD_MS);
+ char buf[100];
+ sprintf(buf, "rec je");
+
+
+ /* if (std::strcmp(buf, strt) == 0 && m==1) {
+ sprintf(buf, "V(POT1) = %1.2f \r\n", POT1 * (3.3f));
+
+
+ if (std::strcmp(buf, stp) == 0) {
+ sprintf(buf, "rec je");
+
+ } }
+ */
+
+ if (std::strcmp(buf, dr) == 0) {
+ //ako jes
+ myOLED.begin(); //pocetak
+ i2c_obj.frequency(400000); //veca frekvencija slanja da ne bi ghostovalo
+
+ myOLED.clearDisplay();
+ myOLED.display();
+
+ }
+
+ message.qos = MQTT::QOS0;
+ message.retained = false;
+ message.dup = false;
+ message.payload = (void*)buf;
+ message.payloadlen = strlen(buf)+1;
+ client.publish(topic_pub, message);
+
+ client.yield(1000);
+
+ }
+}
\ No newline at end of file
diff -r 000000000000 -r a2c1c8bc2b0f mbed-mqtt.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-mqtt.lib Sat Dec 11 16:28:28 2021 +0000 @@ -0,0 +1,1 @@ +https://github.com/ARMmbed/mbed-mqtt/#7fa219e87b3355e8a6fd281659697fe3a0c87630
diff -r 000000000000 -r a2c1c8bc2b0f mbed-os.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-os.lib Sat Dec 11 16:28:28 2021 +0000 @@ -0,0 +1,1 @@ +https://github.com/ARMmbed/mbed-os/#e4b81f67f939a0c0b11c147ce74aa367271e1279
diff -r 000000000000 -r a2c1c8bc2b0f mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Sat Dec 11 16:28:28 2021 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400 \ No newline at end of file
diff -r 000000000000 -r a2c1c8bc2b0f mbed_app.json
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed_app.json Sat Dec 11 16:28:28 2021 +0000
@@ -0,0 +1,25 @@
+{
+ "config": {
+ "wifi-ssid": {
+ "help": "WIFI SSID",
+ "value": "\"cvele97\""
+ },
+ "wifi-password": {
+ "help": "Wifi Password",
+ "value": "\"ekonomskitigar2021\""
+ }
+ },
+ "target_overrides": {
+ "*": {
+ "platform.stdio-convert-newlines": true
+ },
+ "NUCLEO_L476RG": {
+ "target.network-default-interface-type": "WIFI",
+ "esp8266.tx" : "PC_4",
+ "esp8266.rx" : "PC_5",
+ "esp8266.provide-default" : true,
+ "drivers.uart-serial-rxbuf-size" : 1024,
+ "drivers.uart-serial-txbuf-size" : 1024
+ }
+ }
+}
\ No newline at end of file