IoT sensor/controller using STM32, W5500 ethernet, MQTT

Dependencies:   mbed WIZnet_Library Watchdog DHT MQTT DS1820

Revision:
8:6d7be3bed961
Parent:
7:3c2222251deb
Child:
9:a8098e772b48
--- a/main.cpp	Wed Feb 26 17:22:18 2020 +0000
+++ b/main.cpp	Wed Feb 26 23:36:16 2020 +0000
@@ -34,12 +34,17 @@
 #define D_12 PA_4  // digital output D12 - SPI1 MISO
 //#define D_13 PA_4  // digital output D13 - SPI1 CLK - GREEN LED
 #define D_14 PB_8  // digital output D14
+#define D_35 PC_6  // pin 13 on Extension
+#define D_36 PC_7  // pin 14 on Extension
+#define D_37 PC_8  // pin 15 on Extension (last)
 // ================= *************** ==================
-#define USART3_TX PC_10 // D26 - pin 4 on Extension
+#define USART3_TX   PC_10 // D26 - pin 4 on Extension
 // ================= *************** ==================
 // serial output? for uLCD
 // ================= *************** ==================
-// sensor inputs?
+// sensor inputs
+#define ONEWIRE_PIN     D_37  // pin 15 on Extension
+#define MAX_TEMP_PROBES 4
 // ================= *************** ==================
 #define NODE_NAME "controller03" // TODO just define node number
 
@@ -71,8 +76,8 @@
 enum IO_STATE{IO_ON, IO_OFF};
 
 uint8_t mac_addr[6]={0x00, 0x00, 0x00, 0xBE, 0xEF, 0x03}; // TODO make last byte dynamic
-const char* mqtt_broker = "192.168.10.4";
-//const char* mqtt_broker = "192.168.1.99";
+//const char* mqtt_broker = "192.168.10.4";
+const char* mqtt_broker = "192.168.1.99";
 const int mqtt_port = 1883;
 unsigned long uptime_sec = 0;
 int connected = -1;
@@ -190,8 +195,7 @@
 }
 
 
-void read_inputs(MClient &client)
-{
+void read_inputs(MClient &client) {
     for(int i=0; i<NUM_INPUTS; i++) {
         bool old_state = input_state[i];    // save old state
         input_state[i] = inputs[i];         // read new value
@@ -207,6 +211,17 @@
 }
 
 
+void read_temp(MClient &client) {/*
+    probe.convertTemperature(true, DS1820::all_devices);  //Start temp conversion, wait until ready
+    temp = probe.temperature();
+    pc.printf("Temp0 is %3.1foC\r\n", temp);
+    // convert to string and publish
+    char temp_str[6];
+    sprintf(temp_str, "%3.1f", temp);
+    connected = publish_value(client,"temp0",temp_str);
+*/}
+
+
 int networking_init(MQTTSocket &sock, MClient &client, WIZnetInterface &wiz) {
     int ret = 0;
     pc.printf("\n\nNode: %s\r\n", NODE_NAME);
@@ -268,8 +283,8 @@
 
 int main()
 {
-    //WIZnetInterface wiz(PA_7, PA_6, PA_5, PA_4, PB_10); // SPI1 with D29 (reset)
-    WIZnetInterface wiz(PB_15, PB_14, PB_13, PB_12, NC); // SPI2 with no reset
+    WIZnetInterface wiz(PA_7, PA_6, PA_5, PA_4, NC); // SPI1 with no reset
+//    WIZnetInterface wiz(PB_15, PB_14, PB_13, PB_12, NC); // SPI2 with no reset
     MQTTSocket sock;
     MClient client(sock);