custom firmware mac address

build_flags_template
disabling freeram print
removing CR if no previous thermostat printing

README.md

@@ -1,7 +1,7 @@
 # LightHub 
 is Flexible, Arduino-Mega/Arduino DUE/ESP8266  based SmartHome controller
 
-It allow to connect together:
+It allows connecting together:
 
 * Contact sensors (switches, buttons etc)
 * 1-Wire temperature sensors (up to 20 on single bus)
@@ -29,7 +29,7 @@ or
 to flash your DUE
 
 (need to correct path and port, of course)
-# Dependences 
+# Dependencies
 (quite big number of libs required. Use git clone to have your local copy in your Arduino libs folder)
 Please check updates for all dependences.
 
@@ -93,14 +93,27 @@ In linux you can open terminal, navigate to your programming directory, then
 * rm -Rf .piolibdeps // this will clean libraries folder. Try it if you have compilation problem
 * pio run -e megaatmega2560 //build for arduino mega
 * pio run -e due -t upload //build and upload firmware to arduino due
+* platformio device monitor -b 115200 // open com port monitor with specified baud rate
 
 # Custom build flags
 
 * MY_CONFIG_SERVER=192.168.1.1 // address of external JSON-config http://192.168.1.1/de-ad-be-ef-fe-00.config.json
 * WATCH_DOG_TICKER_DISABLE=1 //disable wdt feature
-* USE_1W_PIN=49 // use direct connection to 1W devices, no I2C bridge DS2482-100
+* USE_1W_PIN=49 // use direct connection to 1W devices on 49 pin, no I2C bridge DS2482-100
 * SD_CARD_INSERTED=1 // enable sd-card support and fix lan starting
 * SERIAL_BAUD=115200 // set baud rate for console on Serial0
+* Wiz5500 //Use Wiznet 5500 library instead Wiznet 5100
+* DISABLE_FREERAM_PRINT // disable printing free Ram in bytes
+* CUSTOM_FIRMWARE_MAC=de:ad:be:ef:fe:00 //set firmware macaddress
 
-export PLATFORMIO_BUILD_FLAGS="-DMY_CONFIG_SERVER=192.168.1.1 -DWATCH_DOG_TICKER_DISABLE=1 -DUSE_1W_PIN=49 -DSERIAL_BAUD=115200 -DSD_CARD_INSERTED=1"
+Look at build_flags_template.sh for customizing.
 
+# Default compilation behavior:
+* Config server: lazyhome.ru
+* Watchdog enabled
+* 1-Wire communication with DS2482-100 I2C driver
+* No SD
+* Serial speed 115200
+* Wiznet 5100 (for MEGA & DUE)
+* Free Ram printing enabled
+* de:ad:be:ef:fe:00

build_flags_template.sh

@@ -0,0 +1,16 @@
+#! /bin/bash
+# usage:
+# first make your own copy of template
+# cp build_flags_template.sh my_build_flags.sh
+# then source it
+# source my_build_flags.sh
+ export FLAGS="-DMY_CONFIG_SERVER=lazyhome.ru"
+ export FLAGS="$FLAGS -DWATCH_DOG_TICKER_DISABLE"
+ export FLAGS="$FLAGS -DUSE_1W_PIN=12"
+ export FLAGS="$FLAGS -DSD_CARD_INSERTED"
+ export FLAGS="$FLAGS -DSERIAL_BAUD=115200"
+ export FLAGS="$FLAGS -DWiz5500"
+ export FLAGS="$FLAGS -DDISABLE_FREERAM_PRINT"
+ export FLAGS="$FLAGS -DCUSTOM_FIRMWARE_MAC=de:ad:be:ef:fe:00"
+ export PLATFORMIO_BUILD_FLAGS="$FLAGS"
+ unset FLAGS

lighthub/main.cpp

@@ -906,8 +906,6 @@ int getConfig(int arg_cnt, char **args)
     return 2;
 }
 
-#define TXEnablePin 13
-
 void preTransmission() {
     digitalWrite(TXEnablePin, 1);
 }
@@ -926,6 +924,10 @@ void setup_main() {
     Serial.println(F("WATCHDOG TICKER DISABLED"));
 #endif
 
+#ifdef DISABLE_FREERAM_PRINT
+    Serial.println(F("FreeRam printing DISABLED"));
+#endif
+
 #ifdef SD_CARD_INSERTED
     sd_card_w5100_setup();
 #endif
@@ -944,15 +946,22 @@ void setup_main() {
 #endif
 
     short macvalid = 0;
-    byte defmac[6] = {0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0};
+
+#ifdef FIRMWARE_MAC
+    byte firmwareMacAddress[6] = FIRMWARE_MAC;
+#else
+    byte firmwareMacAddress[6];
+    const char* macStr = QUOTE(CUSTOM_FIRMWARE_MAC);
+    parseBytes(macStr, ':', firmwareMacAddress, 6, 16);
+#endif
 
     for (short i = 0; i < 6; i++) {
         mac[i] = EEPROM.read(i);
         if (mac[i] != 0 && mac[i] != 0xff) macvalid = 1;
     }
     if (!macvalid) {
-        Serial.println(F("Invalid MAC: set default"));
-        memcpy(mac, defmac, 6);
+        Serial.println(F("Invalid MAC: set firmware's MAC"));
+        memcpy(mac, firmwareMacAddress, 6);
     }
     printMACAddress();
 
@@ -1143,7 +1152,7 @@ void thermoLoop(void) {
 #define IET_ATTEMPTS 1
 
     if (millis() > thermocheck) {
-
+        bool thermostatCheckPrinted = false;
         aJsonObject *item = items->child;
 
         while (item) {
@@ -1167,6 +1176,7 @@ void thermoLoop(void) {
                             mqttClient.publish("/alarm", item->name);
 
                     }
+                    thermostatCheckPrinted = true;
                     Serial.print(item->name);
                     Serial.print(F(" Set:"));
                     Serial.print(temp);
@@ -1190,18 +1200,19 @@ void thermoLoop(void) {
                         } //Reached settings
                         else Serial.println(F(" --")); // Nothing to do
                     }
-
                 }
             }
             item = item->next;
         }
 
-
         thermocheck = millis() + 5000;
+
+#ifndef DISABLE_FREERAM_PRINT
+        (thermostatCheckPrinted) ? Serial.print(F("\nfree:")) : Serial.print(F(" "));
         Serial.print(freeRam());
         Serial.print(" ");
+#endif
     }
-
 }
 
 

lighthub/main.h

@@ -5,11 +5,17 @@
 #ifndef LIGHTHUB_MAIN_H
 #define LIGHTHUB_MAIN_H
 
+#define TXEnablePin 13
 
 #ifndef  SERIAL_BAUD
 #define SERIAL_BAUD 115200
 #endif
 
+#define CUSTOM_FIRMWARE_MAC C4:3E:1f:03:1B:1E
+#ifndef CUSTOM_FIRMWARE_MAC
+#define FIRMWARE_MAC {0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0}
+#endif
+
 #include "Arduino.h"
 #include "DallasTemperature.h"
 

lighthub/utils.cpp

@@ -109,3 +109,14 @@ unsigned long freeRam()
   return stack_ptr - heapend + mi.fordblks; 
 }
  #endif
+
+void parseBytes(const char* str, char separator, byte* bytes, int maxBytes, int base) {
+  for (int i = 0; i < maxBytes; i++) {
+    bytes[i] = strtoul(str, NULL, base);  // Convert byte
+    str = strchr(str, separator);               // Find next separator
+    if (str == NULL || *str == '\0') {
+      break;                            // No more separators, exit
+    }
+    str++;                                // Point to next character after separator
+  }
+}

lighthub/utils.h

@@ -25,3 +25,4 @@ void SetAddr(char * out,  uint8_t* addr);
 uint8_t HEX2DEC(char i);
 int getInt(char ** chan);
 unsigned long freeRam ();
+void parseBytes(const char* str, char separator, byte* bytes, int maxBytes, int base);

platformio.ini

@@ -10,8 +10,8 @@
 [platformio]
 src_dir = lighthub
 env_default =
-;          megaatmega2560
-          due
+          megaatmega2560
+;          due
 
 [env:due]
 platform = atmelsam