/*
* GNU General Public License v3.0
* Copyright (c) 2021 Martin Cerny
*/
#include <FS.h>
#include <ArduinoJson.h>
#include <math.h>
#include "ESP8266TimerInterrupt.h"
#include "SPI.h"
#include <ESP8266WiFi.h>
#include <ESP8266HTTPClient.h>
#include <WiFiClient.h>
#include <DNSServer.h>
#include <ESP8266mDNS.h>
#include <WiFiUdp.h>
#include <ESP8266WebServer.h>
#include <ESP8266HTTPUpdateServer.h>
#include <WiFiUdp.h>
#include <TimeLib.h>
#include <Ticker.h>
#include <NeoPixelBus.h>
#include <NeoPixelAnimator.h>
#include <TimeLib.h>
#include <Timezone.h>
// Pick a clock version below!
//#define CLOCK_VERSION_IV6
#define CLOCK_VERSION_IV6_V2
//#define CLOCK_VERSION_IV12
//#define CLOCK_VERSION_IV22
#if !defined(CLOCK_VERSION_IV6) && !defined(CLOCK_VERSION_IV6_V2) && !defined(CLOCK_VERSION_IV12) && !defined(CLOCK_VERSION_IV22)
#error "You have to select a clock version! Line 25"
#endif
#define AP_NAME "FLORA_"
#define FW_NAME "FLORA"
#define FW_VERSION "5.1.3"
#define CONFIG_TIMEOUT 300000 // 300000 = 5 minutes
// ONLY CHANGE DEFINES BELOW IF YOU KNOW WHAT YOU'RE DOING!
#define NORMAL_MODE 0
#define OTA_MODE 1
#define CONFIG_MODE 2
#define CONFIG_MODE_LOCAL 3
#define CONNECTION_FAIL 4
#define UPDATE_SUCCESS 1
#define UPDATE_FAIL 2
#define DATA 13
#define CLOCK 14
#define LATCH 15
#define TIMER_INTERVAL_uS 200 // 200 = safe value for 6 digits. You can go down to 150 for 4-digit one. Going too low will cause crashes.
// User global vars
const char* dns_name = "flora"; // only for AP mode
const char* update_path = "/update";
const char* update_username = "flora";
const char* update_password = "flora";
const char* ntpServerName = "pool.ntp.org";
const int dotsAnimationSteps = 2000; // dotsAnimationSteps * TIMER_INTERVAL_uS = one animation cycle time in microseconds
const uint8_t PixelCount = 14; // Addressable LED count
HsbColor red[] = {
HsbColor(RgbColor(100, 0, 0)), // LOW
HsbColor(RgbColor(150, 0, 0)), // MEDIUM
HsbColor(RgbColor(200, 0, 0)), // HIGH
};
HsbColor green[] = {
HsbColor(RgbColor(0, 100, 0)), // LOW
HsbColor(RgbColor(0, 150, 0)), // MEDIUM
HsbColor(RgbColor(0, 200, 0)), // HIGH
};
HsbColor blue[] = {
HsbColor(RgbColor(0, 0, 100)), // LOW
HsbColor(RgbColor(0, 0, 150)), // MEDIUM
HsbColor(RgbColor(0, 0, 200)), // HIGH
};
HsbColor yellow[] = {
HsbColor(RgbColor(100, 100, 0)), // LOW
HsbColor(RgbColor(150, 150, 0)), // MEDIUM
HsbColor(RgbColor(200, 200, 0)), // HIGH
};
HsbColor purple[] = {
HsbColor(RgbColor(100, 0, 100)), // LOW
HsbColor(RgbColor(150, 0, 150)), // MEDIUM
HsbColor(RgbColor(200, 0, 200)), // HIGH
};
HsbColor azure[] = {
HsbColor(RgbColor(0, 100, 100)), // LOW
HsbColor(RgbColor(0, 150, 150)), // MEDIUM
HsbColor(RgbColor(0, 200, 200)), // HIGH
};
#if defined(CLOCK_VERSION_IV6) || defined(CLOCK_VERSION_IV6_V2)
HsbColor colonColorDefault[] = {
HsbColor(RgbColor(30, 70, 50)), // LOW
HsbColor(RgbColor(50, 100, 80)), // MEDIUM
HsbColor(RgbColor(80, 130, 100)), // HIGH
};
#else
HsbColor colonColorDefault[] = {
HsbColor(RgbColor(30, 70, 50)), // LOW
HsbColor(RgbColor(50, 100, 80)), // MEDIUM
HsbColor(RgbColor(120, 220, 140)), // HIGH
};
/*
RgbColor colonColorDefault[] = {
RgbColor(30, 70, 50), // LOW
RgbColor(50, 100, 80), // MEDIUM
RgbColor(100, 200, 120), // HIGH
};
*/
#endif
/*
RgbColor colonColorDefault[] = {
RgbColor(30, 6, 1), // LOW
RgbColor(38, 8, 2), // MEDIUM
RgbColor(50, 10, 2), // HIGH
};
*/
RgbColor currentColor = RgbColor(0, 0, 0);
//RgbColor colonColorDefault = RgbColor(90, 27, 7);
//RgbColor colonColorDefault = RgbColor(38, 12, 2);
#if defined(CLOCK_VERSION_IV6)
const uint8_t registersCount = 6;
const uint8_t segmentCount = 8;
const uint8_t digitPins[registersCount][segmentCount] = {
{40, 41, 42, 43, 44, 45, 46, 47}, // BR | B | BL | TL | M | T | TR | DOT
{32, 33, 34, 35, 36, 37, 38, 39}, // BR | B | BL | TL | M | T | TR | DOT
{27, 25, 26, 28, 29, 30, 31, 24}, // BR | B | BL | TL | M | T | TR | DOT
{16, 17, 18, 19, 20, 21, 22, 23}, // BR | B | BL | TL | M | T | TR | DOT
{8, 9, 10, 11, 12, 13, 14, 15}, // BR | B | BL | TL | M | T | TR | DOT
{0, 1, 2, 3, 4, 5, 6, 7}, // BR | B | BL | TL | M | T | TR | DOT
};
#elif defined(CLOCK_VERSION_IV6_V2)
const uint8_t registersCount = 6;
const uint8_t segmentCount = 8;
const uint8_t digitPins[registersCount][segmentCount] = {
{40, 41, 42, 43, 44, 45, 46, 47}, // BR | B | BL | TL | M | T | TR | DOT
{39, 32, 33, 34, 35, 36, 37, 38}, // BR | B | BL | TL | M | T | TR | DOT
{31, 24, 25, 26, 27, 28, 29, 30}, // BR | B | BL | TL | M | T | TR | DOT
{16, 17, 18, 19, 20, 21, 22, 23}, // BR | B | BL | TL | M | T | TR | DOT
{8, 9, 10, 11, 12, 13, 14, 15}, // BR | B | BL | TL | M | T | TR | DOT
{7,0, 1, 2, 3, 4, 5, 6}, // BR | B | BL | TL | M | T | TR | DOT
};
#elif defined(CLOCK_VERSION_IV12)
const uint8_t registersCount = 6;
const uint8_t segmentCount = 7; // IV12 doesn't have dot
const uint8_t digitPins[registersCount][segmentCount] = {
{46, 47, 41, 40, 42, 44, 45}, // BR | B | BL | TL | M | T | TR | DOT
{39, 32, 34, 33, 35, 37, 38}, // BR | B | BL | TL | M | T | TR | DOT
{31, 24, 26, 25, 27, 29, 30}, // BR | B | BL | TL | M | T | TR | DOT
{23, 16, 18, 17, 19, 21, 22}, // BR | B | BL | TL | M | T | TR | DOT
{15, 8, 10, 9, 11, 13, 14}, // BR | B | BL | TL | M | T | TR | DOT
{1, 0, 4, 3, 5, 7, 2}, // BR | B | BL | TL | M | T | TR | DOT
};
#elif defined(CLOCK_VERSION_IV22)
const uint8_t registersCount = 4;
const uint8_t segmentCount = 8;
const uint8_t digitPins[registersCount][segmentCount] = {
{26, 24, 31, 30, 27, 29, 28, 25}, // BR | B | BL | TL | M | T | TR | DOT
{20, 16, 23, 22, 19, 17, 18, 21}, // BR | B | BL | TL | M | T | TR | DOT
{14, 9, 10, 8, 13, 11, 12, 15}, // BR | B | BL | TL | M | T | TR | DOT
{2, 0, 7, 6, 3, 5, 4, 1}, // BR | B | BL | TL | M | T | TR | DOT
};
#endif
uint8_t letter_p[8] = {0, 0, 1, 1, 1, 1, 1, 0};
uint8_t letter_i[8] = {0, 0, 1, 1, 0, 0, 0, 0};
uint8_t dot[8] = {0, 0, 0, 0, 0, 0, 0, 1};
uint8_t numbers[10][8] = {
{1, 1, 1, 1, 0, 1, 1, 0}, // 0 ==> BR | B | BL | TL | M | T | TR | DOT
{1, 0, 0, 0, 0, 0, 1, 0}, // 1 ==> BR | B | BL | TL | M | T | TR | DOT
{0, 1, 1, 0, 1, 1, 1, 0}, // 2 ==> BR | B | BL | TL | M | T | TR | DOT
{1, 1, 0, 0, 1, 1, 1, 0}, // 3 ==> BR | B | BL | TL | M | T | TR | DOT
{1, 0, 0, 1, 1, 0, 1, 0}, // 4 ==> BR | B | BL | TL | M | T | TR | DOT
{1, 1, 0, 1, 1, 1, 0, 0}, // 5 ==> BR | B | BL | TL | M | T | TR | DOT
{1, 1, 1, 1, 1, 1, 0, 0}, // 6 ==> BR | B | BL | TL | M | T | TR | DOT
{1, 0, 0, 0, 0, 1, 1, 0}, // 7 ==> BR | B | BL | TL | M | T | TR | DOT
{1, 1, 1, 1, 1, 1, 1, 0}, // 8 ==> BR | B | BL | TL | M | T | TR | DOT
{1, 1, 0, 1, 1, 1, 1, 0}, // 9 ==> BR | B | BL | TL | M | T | TR | DOT
};
volatile uint8_t segmentBrightness[registersCount][8];
volatile uint8_t targetBrightness[registersCount][8];
// 32 steps of brightness * 200uS => 6.4ms for full refresh => 160Hz... pretty good!
// 48 steps => 100hz
volatile uint8_t shiftedDutyState[registersCount];
const uint8_t pwmResolution = 48; // should be in the multiples of dimmingSteps to enable smooth crossfade
const uint8_t dimmingSteps = 8;
// MAX BRIGHTNESS PER DIGIT
// These need to be multiples of 8 to enable crossfade! Must be less or equal as pwmResolution.
// Set maximum brightness for reach digit separately. This can be used to normalize brightness between new and burned out tubes.
// Last two values are ignored in 4-digit clock
uint8_t bri_vals_separate[3][6] = {
{8, 8, 8, 8, 8, 8}, // Low brightness
{24, 24, 24, 24, 24, 24}, // Medium brightness
{48, 48, 48, 48, 48, 48}, // High brightness
};
// Better left alone global vars
volatile bool isPoweredOn = true;
unsigned long configStartMillis, prevDisplayMillis;
volatile int activeDot;
uint8_t deviceMode = NORMAL_MODE;
bool timeUpdateFirst = true;
volatile bool toggleSeconds;
bool breatheState;
byte mac[6];
volatile int dutyState = 0;
volatile uint8_t digitsCache[] = {0, 0, 0, 0};
volatile byte bytes[registersCount];
volatile byte prevBytes[registersCount];
volatile uint8_t bri = 0;
volatile uint8_t crossFadeTime = 0;
uint8_t timeUpdateStatus = 0; // 0 = no update, 1 = update success, 2 = update fail,
uint8_t failedAttempts = 0;
volatile bool enableDotsAnimation;
volatile unsigned short dotsAnimationState;
RgbColor colonColor;
IPAddress ip_addr;
TimeChangeRule EDT = {"EDT", Last, Sun, Mar, 1, 120}; //UTC + 2 hours
TimeChangeRule EST = {"EST", Last, Sun, Oct, 1, 60}; //UTC + 1 hours
Timezone TZ(EDT, EST);
NeoPixelBus<NeoGrbFeature, NeoWs2813Method> strip(PixelCount);
NeoGamma<NeoGammaTableMethod> colorGamma;
NeoPixelAnimator animations(PixelCount);
DynamicJsonDocument json(2048); // config buffer
Ticker fade_animation_ticker;
Ticker onceTicker;
Ticker colonTicker;
ESP8266Timer ITimer;
DNSServer dnsServer;
ESP8266WebServer server(80);
WiFiUDP Udp;
ESP8266HTTPUpdateServer httpUpdateServer;
unsigned int localPort = 8888; // local port to listen for UDP packets
// the setup function runs once when you press reset or power the board
void setup() {
// initialize digital pin LED_BUILTIN as an output.
Serial.begin(115200);
Serial.println("");
if (!SPIFFS.begin()) {
Serial.println("[CONF] Failed to mount file system");
}
readConfig();
initStrip();
initRgbColon();
initScreen();
WiFi.macAddress(mac);
const char* ssid = json["ssid"].as<const char*>(); // meine ssid
const char* pass = json["pass"].as<const char*>(); // mein password
const char* ip = json["ip"].as<const char*>();
const char* gw = json["gw"].as<const char*>();
const char* sn = json["sn"].as<const char*>();
if (ssid != NULL && pass != NULL && ssid[0] != '\0' && pass[0] != '\0') {
Serial.println("[WIFI] Connecting to: " + String(ssid));
WiFi.mode(WIFI_STA);
if (ip != NULL && gw != NULL && sn != NULL && ip[0] != '\0' && gw[0] != '\0' && sn[0] != '\0') {
IPAddress ip_address, gateway_ip, subnet_mask;
if (!ip_address.fromString(ip) || !gateway_ip.fromString(gw) || !subnet_mask.fromString(sn)) {
Serial.println("[WIFI] Error setting up static IP, using auto IP instead. Check your configuration.");
} else {
WiFi.config(ip_address, gateway_ip, subnet_mask);
}
}
// serializeJson(json, Serial);
enableDotsAnimation = true; // Start the dots animation
updateColonColor(yellow[bri]);
strip_show();
WiFi.hostname(AP_NAME + macLastThreeSegments(mac));
WiFi.begin(ssid, pass);
//startBlinking(200, colorWifiConnecting);
for (int i = 0; i < 1000; i++) {
if (WiFi.status() != WL_CONNECTED) {
if (i > 200) { // 20s timeout
enableDotsAnimation = false;
deviceMode = CONFIG_MODE;
updateColonColor(red[bri]);
strip_show();
Serial.print("[WIFI] Failed to connect to: " + String(ssid) + ", going into config mode.");
delay(500);
break;
}
delay(100);
} else {
updateColonColor(green[bri]);
enableDotsAnimation = false;
strip_show();
Serial.print("[WIFI] Successfully connected to: ");
Serial.println(WiFi.SSID());
Serial.print("[WIFI] Mac address: ");
Serial.println(WiFi.macAddress());
Serial.print("[WIFI] IP address: ");
Serial.println(WiFi.localIP());
delay(1000);
break;
}
}
} else {
deviceMode = CONFIG_MODE;
Serial.println("[CONF] No credentials set, going to config mode.");
}
if (deviceMode == CONFIG_MODE || deviceMode == CONNECTION_FAIL) {
startConfigPortal(); // Blocking loop
} else {
ndp_setup();
startServer();
}
//initScreen();
if (json["rst_cycle"].as<unsigned int>() == 1) {
cycleDigits();
delay(500);
}
if (json["rst_ip"].as<unsigned int>() == 1) {
showIP(5000);
delay(500);
}
/*
if (!MDNS.begin(dns_name)) {
Serial.println("[ERROR] MDNS responder did not setup");
} else {
Serial.println("[INFO] MDNS setup is successful!");
MDNS.addService("http", "tcp", 80);
}
*/
}
// the loop function runs over and over again forever
void loop() {
if (timeUpdateFirst == true && timeUpdateStatus == UPDATE_FAIL || deviceMode == CONNECTION_FAIL) {
setAllDigitsTo(0);
updateColonColor(red[bri]); // red
strip_show();
delay(10);
return;
}
if (millis() - prevDisplayMillis >= 1000) { //update the display only if time has changed
prevDisplayMillis = millis();
toggleNightMode();
if (timeUpdateStatus) {
if (timeUpdateStatus == UPDATE_SUCCESS) {
setTemporaryColonColor(5, green[bri]);
}
if (timeUpdateStatus == UPDATE_FAIL) {
if (failedAttempts > 2) {
colonColor = red[bri];
} else {
setTemporaryColonColor(5, red[bri]);
}
}
timeUpdateStatus = 0;
}
handleColon();
showTime();
}
animations.UpdateAnimations();
strip_show();
//MDNS.update();
server.handleClient();
delay(1); // Keeps the ESP cold!
}
