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aquacontrol32.ino
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aquacontrol32.ino
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#include <rom/rtc.h> /* should be installed together with ESP32 Arduino install */
#include <list> /* should be installed together with ESP32 Arduino install */
#include <SPI.h> /* should be installed together with ESP32 Arduino install */
#include <Wire.h> /* should be installed together with ESP32 Arduino install */
#include <FS.h> /* should be installed together with ESP32 Arduino install */
#include <FFat.h> /* should be installed together with ESP32 Arduino install */
#include <ESPmDNS.h> /* should be installed together with ESP32 Arduino install */
#include <Preferences.h> /* should be installed together with ESP32 Arduino install */
#include <WiFi.h> /* should be installed together with ESP32 Arduino install */
#include <Adafruit_ILI9341.h> /* Install 1.5.4 via 'Manage Libraries' in Arduino IDE */
#include <Adafruit_GFX.h> /* Install 1.7.5 via 'Manage Libraries' in Arduino IDE */
#include <SSD1306.h> /* Install 4.0.0 via 'Manage Libraries' in Arduino IDE -> https://github.com/ThingPulse/esp8266-oled-ssd1306 */
#include <XPT2046_Touchscreen.h> /* Install 1.3 via 'Manage Libraries' in Arduino IDE */
#include <AsyncTCP.h> /* Reports as 1.0.3 https://github.com/me-no-dev/AsyncTCP */
#include <ESPAsyncWebServer.h> /* Reports as 1.2.3 https://github.com/me-no-dev/ESPAsyncWebServer */
#include <OneWire.h> /* Use this version instead of the standard Arduino library: https://github.com/stickbreaker/OneWire */
#include <moonPhase.h> /* Install 1.0.0 https://github.com/CelliesProjects/moonPhase */
#include <FFatSensor.h> /* Install 1.0.2 https://github.com/CelliesProjects/FFatSensor */
#include <Task.h> /* Install 1.0.0 https://github.com/CelliesProjects/Task */
#include "ledState.h"
const char * wifi_network = ""; /* Change your WiFi username and password before compiling! */
const char * wifi_password = ""; /* Or use https://github.com/EspressifApp/EsptouchForAndroid/releases/latest for Android phones */
/* Or use https://github.com/EspressifApp/EsptouchForIOS/releases/tag/v1.0.0 for iPhones */
#define SET_STATIC_IP false /* If SET_STATIC_IP is set to true then STATIC_IP, GATEWAY, SUBNET and PRIMARY_DNS have to be set to some sane values */
const IPAddress STATIC_IP(192, 168, 0, 80); /* This should be outside your router dhcp range! */
const IPAddress GATEWAY(192, 168, 0, 1); /* Set to your gateway ip address */
const IPAddress SUBNET(255, 255, 255, 0); /* Usually 255,255,255,0 but check in your router or pc connected to the same network */
const IPAddress PRIMARY_DNS(192, 168, 0, 30); /* Check in your router */
const IPAddress SECONDARY_DNS( 192, 168, 0, 50 ); /* Check in your router */
#include "deviceSetup.h"
#include "devicePinSetup.h"
#if GIT_TAG
#include "gitTagVersion.h"
#else
const char * sketchVersion = "v1.6.8";
#endif
/**************************************************************************
defines for OLED display orientation
**************************************************************************/
#define OLED_ORIENTATION_NORMAL 1
#define OLED_ORIENTATION_UPSIDEDOWN 2
/**************************************************************************
defines for TFT display orientation
**************************************************************************/
#define TFT_ORIENTATION_NORMAL 1
#define TFT_ORIENTATION_UPSIDEDOWN 3
/**************************************************************************
update frequency for LEDS in Hz
**************************************************************************/
#define UPDATE_FREQ_LEDS 100
/**************************************************************************
update frequency for TFT display in Hz
**************************************************************************/
#define UPDATE_FREQ_TFT 5
/**************************************************************************
update frequency for OLED display in Hz
**************************************************************************/
#define UPDATE_FREQ_OLED 4
/**************************************************************************
number of bit precission for LEDC timer
**************************************************************************/
#define LEDC_NUMBER_OF_BIT 16
/**************************************************************************
maximum allowable pwm frequency in Hz
-remember the rise and fall times of a 330R gate resistor!
**************************************************************************/
#define LEDC_MAXIMUM_FREQ 1300
/**************************************************************************
the number of LED channels
**************************************************************************/
#define NUMBER_OF_CHANNELS 5
/**************************************************************************
the maximum number of timers allowed for each channel
**************************************************************************/
#define MAX_TIMERS 50
/**************************************************************************
default hostname if no hostname is set
**************************************************************************/
#define DEFAULT_HOSTNAME_PREFIX "aquacontrol32"
/**************************************************************************
defines for threeDigitPercentage()
**************************************************************************/
#define SHOW_PERCENTSIGN true
#define NO_PERCENTSIGN false
/**************************************************************************
Setup included libraries
*************************************************************************/
ledState leds;
FFatSensor logger;
moonPhase moonPhase;
XPT2046_Touchscreen touch( TOUCH_CS_PIN, TOUCH_IRQ_PIN );
Adafruit_ILI9341 tft = Adafruit_ILI9341( SPI_TFT_CS_PIN, SPI_TFT_DC_PIN, SPI_TFT_RST_PIN );
SSD1306 OLED( OLED_ADDRESS, I2C_SDA_PIN, I2C_SCL_PIN );
Preferences preferences;
/**************************************************************************
type definitions
**************************************************************************/
struct lightTimer_t
{
time_t time; /* time in seconds since midnight so range is 0-86400 */
uint8_t percentage; /* in percentage so range is 0-100 */
};
struct channelData_t
{
lightTimer_t timer[MAX_TIMERS];
char name[15]; /* initially set to 'channel 1' 'channel 2' etc. */
char color[8]; /* interface color, not light color! in hex format*/
/* Example: '#ff0000' for bright red */
float currentPercentage; /* what percentage is this channel set to */
uint8_t pin; /* which ESP32 pin is this channel on */
uint8_t numberOfTimers; /* actual number of timers for this channel */
float fullMoonLevel; /* a percentage between 0.0-1.0 set in the web interface */
};
/* const */
const char* defaultTimerFile = "/default.aqu";
/* task priorities */
const uint8_t dimmerTaskPriority = 8;
const uint8_t tftTaskPriority = 6;
const uint8_t ntpTaskPriority = 5;
const uint8_t oledTaskPriority = 4;
const uint8_t wifiTaskPriority = 3;
const uint8_t webserverTaskPriority = 1;
/* used esp32 HW timers */
const uint8_t HWTIMER0_SENSOR = 0;
const uint8_t HWTIMER1_MOON = 1;
/* TFT related */
const uint16_t TFT_BACK_COLOR = ILI9341_MAROON;
const uint16_t TFT_TEXT_COLOR = ILI9341_WHITE;
const uint16_t TFT_DATE_COLOR = ILI9341_WHITE;
const uint16_t TFT_TEMP_COLOR = ILI9341_WHITE;
const uint8_t TFT_BACKLIGHT_BITDEPTH = 16; /*min 11 bits, max 16 bits */
const uint8_t TFT_BACKLIGHT_CHANNEL = NUMBER_OF_CHANNELS;
const uint16_t TFT_BUTTON_WIDTH = 100;
const uint16_t TFT_BUTTON_HEIGHT = 40;
const uint16_t TFT_BACKLIGHT_MAXPWM = ( 0x00000001 << TFT_BACKLIGHT_BITDEPTH ) - 1;
/**************************************************************************
start of global variables
**************************************************************************/
channelData_t channel[NUMBER_OF_CHANNELS];
moonData_t moonData;
TaskHandle_t xDimmerTaskHandle = NULL;
TaskHandle_t xTftTaskHandle = NULL;
TaskHandle_t xOledTaskHandle = NULL;
//Boot time is saved
timeval systemStart;
char hostName[30];
double ledcActualFrequency;
uint16_t ledcMaxValue;
uint8_t ledcNumberOfBits;
float tftBrightness = 80; /* in percent */
uint8_t tftOrientation = TFT_ORIENTATION_NORMAL;
uint8_t oledContrast; /* 0 .. 15 */
uint8_t oledOrientation = OLED_ORIENTATION_NORMAL;
/*****************************************************************************************
end of global variables
*****************************************************************************************/
/* forward declarations */
void tftTask( void * pvParameters );
void oledTask( void * pvParameters );
void wifiTask( void * pvParameters );
/* global functions */
inline float mapFloat( const float &x, const float &in_min, const float &in_max, const float &out_min, const float &out_max) {
return ( x - in_min ) * ( out_max - out_min ) / ( in_max - in_min ) + out_min;
}
// https://www.espressif.com/sites/default/files/documentation/esp32_technical_reference_manual_en.pdf
// chapter 3.1.2
const char * resetStr[] =
{
"NO REASON",
"POWERON_RESET", // 0x01
"REASON 0xO2", // 0x02
"SW_RESET", // 0x03
"OWDT_RESET", // 0x04
"DEEPSLEEP_RESET", // 0x05
"SDIO_RESET", // 0x06
"TG0WDT_SYS_RESET", // 0x07
"TG1WDT_SYS_RESET", // 0x08
"RTCWDT_SYS_RESET", // 0x09
"REASON 0xOA", // 0x0A
"TGWDT_CPU_RESET", // 0x0B
"SW_CPU_RESET", // 0x0C
"RTCWDT_CPU_RESET", // 0x0D
"PRO_CPU_RESET", // 0x0E
"RTCWDT_BROWN_OUT_RESET", // 0x0F
"RTCWDT_RTC_RESET" // 0x10
};
inline const char * resetString( const uint8_t core ) {
return resetStr[rtc_get_reset_reason( core )];
}
const char * threeDigitPercentage( char * buffer, const uint8_t &bufferSize, const float &percentage, const bool &addPercentSign )
{
if ( percentage < 0.005 )
snprintf( buffer, bufferSize, addPercentSign ? " 0%% " : " 0 " );
else if ( percentage > 99.9 )
snprintf( buffer, bufferSize, addPercentSign ? " 100%% " : " 100 " );
else if ( percentage < 10 )
snprintf( buffer, bufferSize , addPercentSign ? " %1.2f%% " : " %1.2f ", percentage );
else
snprintf( buffer, bufferSize , addPercentSign ? " %2.1f%% " : " %2.1f ", percentage );
return buffer;
}
const TaskHandle_t startTFT() {
xTaskCreatePinnedToCore(
tftTask, /* Function to implement the task */
"tftTask", /* Name of the task */
4000, /* Stack size in words */
NULL, /* Task input parameter */
tftTaskPriority, /* Priority of the task */
&xTftTaskHandle, /* Task handle. */
1);
return xTftTaskHandle;
}
void setup()
{
pinMode( LED0_PIN, OUTPUT );
pinMode( LED1_PIN, OUTPUT );
pinMode( LED2_PIN, OUTPUT );
pinMode( LED3_PIN, OUTPUT );
pinMode( LED4_PIN, OUTPUT );
pinMode( TFT_BACKLIGHT_PIN, OUTPUT );
pinMode( I2C_SCL_PIN, INPUT_PULLUP );
pinMode( I2C_SDA_PIN, INPUT_PULLUP );
pinMode( ONEWIRE_PIN, INPUT );
gpio_set_drive_capability( (gpio_num_t)LED0_PIN, GPIO_DRIVE_CAP_3 );
gpio_set_drive_capability( (gpio_num_t)LED1_PIN, GPIO_DRIVE_CAP_3 );
gpio_set_drive_capability( (gpio_num_t)LED2_PIN, GPIO_DRIVE_CAP_3 );
gpio_set_drive_capability( (gpio_num_t)LED3_PIN, GPIO_DRIVE_CAP_3 );
gpio_set_drive_capability( (gpio_num_t)LED4_PIN, GPIO_DRIVE_CAP_3 );
gpio_set_drive_capability( (gpio_num_t)ONEWIRE_PIN, GPIO_DRIVE_CAP_3 );
btStop();
ESP_LOGI( TAG, "aquacontrol32 %s", sketchVersion );
ESP_LOGI( TAG, "ESP32 SDK: %s", ESP.getSdkVersion() );
preferences.begin( "aquacontrol32", false );
SPI.begin( SPI_SCK_PIN, SPI_MISO_PIN, SPI_MOSI_PIN );
tft.begin( TFT_SPI_CLOCK );
if ( TFT_HAS_NO_MISO || tft.readcommand8( ILI9341_RDSELFDIAG ) == 0xE0 ) {
if (!startTFT()) ESP_LOGE(TAG, "Could not start TFT task.");
}
else ESP_LOGI( TAG, "No ILI9341 found" );
Wire.begin( I2C_SDA_PIN, I2C_SCL_PIN, 400000 );
Wire.beginTransmission( OLED_ADDRESS );
uint8_t error = Wire.endTransmission();
if ( error ) ESP_LOGI( TAG, "No SSD1306 OLED found." );
else {
OLED.init();
ESP_LOGI( TAG, "Found SSD1306 OLED on I2C at address 0x%x.", OLED_ADDRESS );
if ( preferences.getString( "oledorientation", "normal" ).equals( "upsidedown" ) ) {
oledOrientation = OLED_ORIENTATION_UPSIDEDOWN;
OLED.flipScreenVertically();
}
oledContrast = preferences.getUInt( "oledcontrast", 15 );
OLED.setContrast( oledContrast << 0x04 );
OLED.setTextAlignment( TEXT_ALIGN_CENTER );
OLED.setFont( ArialMT_Plain_16 );
OLED.drawString( 64, 0, F( "AquaControl32" ) );
OLED.display();
xTaskCreatePinnedToCore(
oledTask, /* Function to implement the task */
"oledTask", /* Name of the task */
3000, /* Stack size in words */
NULL, /* Task input parameter */
oledTaskPriority, /* Priority of the task */
&xOledTaskHandle, /* Task handle. */
1); /* Core where the task should run */
}
/* check if a ffat partition is defined and halt the system if it is not defined*/
if (!esp_partition_find_first(ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_DATA_FAT, "ffat")) {
ESP_LOGE( TAG, "No FFat partition defined. Halting.\nCheck 'Tools>Partition Scheme' in the Arduino IDE and select a FFat partition." );
const char * noffatStr = "No FFat found...";
if ( xTftTaskHandle ) {
tft.println( noffatStr );
}
if ( xOledTaskHandle ) {
OLED.drawString( 64, 20, noffatStr );
OLED.display();
}
while (true) delay(1000); /* system is halted */
}
/* partition is defined - try to mount it */
if ( FFat.begin() )
ESP_LOGI( TAG, "FFat mounted." );
/* partition is present, but does not mount so now we just format it */
else {
const char * formatStr = "Formatting...";
if ( xTftTaskHandle ) {
tft.println( formatStr );
}
if ( xOledTaskHandle ) {
OLED.drawString( 64, 20, formatStr );
OLED.display();
}
ESP_LOGI( TAG, "%s", formatStr );
if (!FFat.format( true, (char*)"ffat" ) || !FFat.begin()) {
ESP_LOGE( TAG, "FFat error while formatting. Halting." );
const char * errorffatStr = "FFat error.";
if ( xTftTaskHandle ) {
tft.println( errorffatStr );
}
if ( xOledTaskHandle ) {
OLED.drawString( 64, 20, errorffatStr );
OLED.display();
}
while (true) delay(1000); /* system is halted */;
}
}
if ( xOledTaskHandle ) {
OLED.drawString( 64, 40, "Connecting..." );
OLED.display();
}
xTaskCreatePinnedToCore(
wifiTask, /* Function to implement the task */
"wifiTask", /* Name of the task */
3000, /* Stack size in words */
NULL, /* Task input parameter */
wifiTaskPriority, /* Priority of the task */
NULL, /* Task handle. */
1);
}
void loop()
{
vTaskDelete( NULL );
}