state storage

platformio.ini

@@ -12,7 +12,7 @@
 platform = espressif32
 board = wt32-eth01
 framework = arduino
-lib_deps = siwats/ESPMegaPROR3@^1.1.2
+lib_deps = siwats/ESPMegaPROR3@^1.1.5
            knolleary/PubSubClient@^2.8
            ivanseidel/ArduinoThread@^2.1.1
            arduino-libraries/Arduino_BuiltIn@^1.0.0

src/main.cpp

@@ -37,9 +37,11 @@ unsigned long virtual_interupt_timer[VINT_COUNT];
 
 // Outputs
 #define PWM_COUNT 16
-const int pwm_pins[PWM_COUNT] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
+const uint8_t pwm_pins[PWM_COUNT] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
-int pwm_states[PWM_COUNT];
+bool pwm_states[PWM_COUNT];
-int pwm_values[PWM_COUNT];
+uint8_t pwm_states_eeprom[PWM_COUNT];
+uint16_t pwm_values[PWM_COUNT];
+uint8_t pwm_values_eeprom[PWM_COUNT*2];
 // output = m*input+c
 const float pwm_linear_scaling_m[PWM_COUNT] = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
 const float pwm_linear_scaling_c[PWM_COUNT] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
@@ -65,9 +67,9 @@ Mode 0: Off, 1: Cool, 2: Fan
 Fan Speed 0: Auto, 1: High, 2: Mid, 3: Low
 */
 #define DHT22_PIN 17
-int ac_mode = 0;
+uint8_t ac_mode = 0;
-int ac_fan_speed = 0;
+uint8_t ac_fan_speed = 0;
-int ac_temperature = 25;
+uint8_t ac_temperature = 25;
 #define AC_MAX_TEMPERATURE 30
 #define AC_MIN_TEMPERATURE 18
 char AC_SET_MODE_TOPIC[75] = MQTT_BASE_TOPIC "/ac/set/mode";
@@ -130,6 +132,9 @@ void trigger11();
 void trigger12();
 void trigger13();
 
+void eeprom_retrieve_init();
+void eeprom_pwm_update();
+
 void lcd_ac_refresh_fan();
 void lcd_ac_refresh_mode();
 
@@ -145,7 +150,8 @@ DHTNEW env_sensor(DHT22_PIN);
 
 Thread mqtt_reconnector = Thread();
 Thread environment_reporter = Thread();
-StaticThreadController<2> thread_controller(&mqtt_reconnector, &environment_reporter);
+Thread eeprom_pwm_updater = Thread();
+StaticThreadController<3> thread_controller(&mqtt_reconnector, &environment_reporter, &eeprom_pwm_updater);
 
 Thread top_bar_updater = Thread();
 Thread page_updater = Thread();
@@ -161,6 +167,7 @@ void setup()
   Serial.println("ESPMega R3 Initializing . . .");
   ESPMega_begin();
   io_begin();
+  eeprom_retrieve_init();
   Serial.println("Initializing Infrared . . .");
   lcd_send_command("boot_state.txt=\"Infrared Initializing . . .\"");
   IrReceiver.begin(IR_RECIEVE_PIN);
@@ -192,6 +199,39 @@ void loop()
   lcd_loop();
 }
 
+void eeprom_retrieve_init()
+{
+  // EEPROM Data Retrival
+  ac_mode = ESPMega_EEPROM.readByte(0);
+  ac_temperature = ESPMega_EEPROM.readByte(1);
+  ac_fan_speed = ESPMega_EEPROM.readByte(2);
+  // EEPROM Data Retrival Validation
+  if (ac_mode > 2)
+  {
+    ac_mode = 0;
+    ESPMega_EEPROM.writeByte(0, ac_mode);
+  }
+  if (ac_temperature > AC_MAX_TEMPERATURE || ac_temperature < AC_MIN_TEMPERATURE)
+  {
+    ac_temperature = AC_MAX_TEMPERATURE;
+    ESPMega_EEPROM.writeByte(1, ac_temperature);
+  }
+  if (ac_fan_speed > 3)
+  {
+    ac_fan_speed = 0;
+    ESPMega_EEPROM.writeByte(2, ac_fan_speed);
+  }
+  ac_set_state(ac_mode,ac_temperature,ac_fan_speed);
+  ESPMega_EEPROM.readBlock(3, pwm_states_eeprom, 16);
+  memcpy(pwm_states, pwm_states_eeprom, 16);
+  ESPMega_EEPROM.readBlock(19, pwm_values_eeprom, 32);
+  memcpy(pwm_values, pwm_values_eeprom, 32);
+  for(int i =0;i<15;i++) {
+    pwm_set_state(i,pwm_states[i]);
+    pwm_set_value(i,pwm_values[i]);
+  }
+}
+
 void io_begin()
 {
   Serial.println("Initializing I/O . . .");
@@ -276,6 +316,8 @@ void thread_initialization()
   mqtt_reconnector.setInterval(15000);
   environment_reporter.onRun(publish_env_state);
   environment_reporter.setInterval(5000);
+  eeprom_pwm_updater.onRun(eeprom_pwm_update);
+  eeprom_pwm_updater.setInterval(5000);
 }
 
 void pwm_state_callback(String topic, String message)
@@ -583,6 +625,8 @@ void ac_set_state(int mode, int temperature, int fan_speed)
       panel.writeStr("temp.txt", "--C");
   }
   publish_ac_state();
+  uint8_t ac_datablock[3] = {ac_mode, ac_temperature, ac_fan_speed};
+  ESPMega_EEPROM.writeBlock(0, ac_datablock, 3);
   switch (mode)
   {
   case 0:
@@ -688,7 +732,7 @@ void lcd_refresh()
 }
 void lcd_top_bar_update()
 {
-  String time_str = String(rtc.getHour())+":"+String(rtc.getMinute());
+  String time_str = String(rtc.getHour()) + ":" + String(rtc.getMinute());
   panel.writeStr("time.txt", time_str);
   panel.writeNum("server.pic", standalone ? 4 : 5);
   panel.writeNum("lan.pic", ETH.linkUp() ? 3 : 2);
@@ -789,4 +833,22 @@ void trigger12()
 
 void trigger13()
 {
+}
+
+void eeprom_pwm_update()
+{
+  if (memcmp(pwm_states, pwm_states_eeprom, 16))
+  {
+    memcpy(pwm_states_eeprom, pwm_states, 16);
+    ESPMega_EEPROM.writeBlock(3, pwm_states_eeprom, 16);
+    Serial.println("EEPROM PWM UPDATE STATE!");
+    lcd_send_stop_bit();
+  }
+  if (memcmp(pwm_values, pwm_values_eeprom, 32))
+  {
+    memcpy(pwm_values_eeprom, pwm_values, 32);
+    ESPMega_EEPROM.writeBlock(19, pwm_values_eeprom, 32);
+    Serial.println("EEPROM PWM UPDATE VALUE!");
+    lcd_send_stop_bit();
+  }
 }