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- #include <Arduino.h>
-
- // debugging support via GDBStub over UART
- #ifdef WITH_DEBUGGING_ON
- #include <GDBStub.h>
- #endif
-
- #include "PCA9685.h"
- extern "C" {
- #include "user_interface.h"
- }
-
- #define ESP12_LED 2
- #define NODEMCU_LED 16
-
-
- os_timer_t Timer1; // Verwaltungsstruktur des Timers
-
- int c;
- bool toggle = false;
- uint32_t m=0;
-
- uint32_t dimmtimer = 0;
- uint8_t direction = 1;
- uint8_t onoff = 1;
-
-
- void ledsequence(uint8_t direction, uint8_t onoff, uint8_t factor);
- uint8_t softstart_led(uint8_t led, uint16_t startval, uint16_t stopval, uint8_t factor);
-
- void timerCallback(void *pArg)
- {
- *((int *) pArg) += 1;
-
- ledsequence(direction, onoff, 4);
- // Serial.print("[");
- // Serial.print(micros()-m);
- // Serial.print("] timerCallback\n");
- // m = micros();
- }
-
- // OTA & WEB
- #include "wifi_credentials.h"
- #include <ESP8266WiFi.h>
- #include <WiFiUdp.h>
- #include <ArduinoOTA.h>
-
- #include <ESP8266WebServer.h>
- #include <WiFiClient.h>
-
- #include "index.html.gz.h"
- #include "style.css.gz.h"
- #include "favicon.png.gz.h"
- // images are possible
- // maybe check out FS <- SPIFFS
-
- const char* ssid = STASSID;
- const char* password = STAPSK;
-
- void setup_webserver();
- void setup_ota();
- void setup_pwm_pca9685();
- void handleRootGz();
- void handleCssGz();
- void handleNotFound();
-
- const int led = 13;
- ESP8266WebServer server(80);
- PCA9685 pwmController;
-
- void handleRootGz() {
- const char* dataType = "text/html";
- server.sendHeader(F("Content-Encoding"), F("gzip"));
- server.send(200, dataType, (const char*)index_html_gz, index_html_gz_len);
- }
-
- void handleCssGz() {
- const char* dataType = "text/css";
- server.sendHeader(F("Content-Encoding"), F("gzip"));
- server.send(200, dataType, (const char*)style_css_gz, style_css_gz_len);
- }
- void handleFaviconGz() {
- const char* dataType = "image/png";
- server.sendHeader(F("Content-Encoding"), F("gzip"));
- server.send(200, dataType, (const char*)favicon_png_gz, favicon_png_gz_len);
- }
-
- void handleNotFound() {
- digitalWrite(led, 1);
- String message = "File Not Found\n\n";
- message += "URI: ";
- message += server.uri();
- message += "\nMethod: ";
- message += (server.method() == HTTP_GET) ? "GET" : "POST";
- message += "\nArguments: ";
- message += server.args();
- message += "\n";
-
- for (uint8_t i = 0; i < server.args(); i++) {
- message += " " + server.argName(i) + ": " + server.arg(i) + "\n";
- }
-
- server.send(404, "text/plain", message);
- digitalWrite(led, 0);
- }
-
-
- void setup_webserver() {
- pinMode(led, OUTPUT);
- digitalWrite(led, 0);
- Serial.println("");
-
- // Wait for connection
- while (WiFi.status() != WL_CONNECTED) {
- delay(500);
- Serial.print(".");
- }
-
- Serial.println("");
- Serial.print("Connected to ");
- Serial.println(ssid);
- Serial.print("IP address: ");
- Serial.println(WiFi.localIP());
-
- server.on("/", handleRootGz);
- server.on("/style.css", handleCssGz);
- server.on("/favicon.png", handleFaviconGz);
- server.onNotFound(handleNotFound);
-
- server.begin();
- Serial.println("HTTP server started");
- }
-
- void setup_ota() {
- ArduinoOTA.setPort(8266);
- ArduinoOTA.setHostname("ESP_Treppenlicht");
- ArduinoOTA.setPassword("admin");
- // Password can be set with it's md5 value as well
- // MD5(admin) = 21232f297a57a5a743894a0e4a801fc3
- // ArduinoOTA.setPasswordHash("21232f297a57a5a743894a0e4a801fc3");
-
- ArduinoOTA.onStart([]() {
- String type;
- if (ArduinoOTA.getCommand() == U_FLASH) {
- type = "sketch";
- } else { // U_FS
- type = "filesystem";
- }
-
- // NOTE: if updating FS this would be the place to unmount FS using FS.end()
- Serial.println("Start updating " + type);
- });
- ArduinoOTA.onEnd([]() {
- Serial.println("\nEnd");
- });
- ArduinoOTA.onProgress([](unsigned int progress, unsigned int total) {
- Serial.printf("Progress: %u%%\r", (progress / (total / 100)));
- });
- ArduinoOTA.onError([](ota_error_t error) {
- Serial.printf("Error[%u]: ", error);
- if (error == OTA_AUTH_ERROR) {
- Serial.println("Auth Failed");
- } else if (error == OTA_BEGIN_ERROR) {
- Serial.println("Begin Failed");
- } else if (error == OTA_CONNECT_ERROR) {
- Serial.println("Connect Failed");
- } else if (error == OTA_RECEIVE_ERROR) {
- Serial.println("Receive Failed");
- } else if (error == OTA_END_ERROR) {
- Serial.println("End Failed");
- }
- });
- ArduinoOTA.begin();
- }
-
- void setup_pwm_pca9685() {
- pwmController.resetDevices(); // Software resets all PCA9685 devices on Wire line
-
- pwmController.init(B000000); // Address pins A5-A0 set to B000000
- pwmController.setPWMFrequency(200); // Default is 200Hz, supports 24Hz to 1526Hz
-
- Serial.println(pwmController.getChannelPWM(0)); // Should output 2048, which is 128 << 4
- }
-
- void setup() {
- #ifdef WITH_DEBUGGING_ON
- Serial.begin(460800);
- gdbstub_init();
- #else
- Serial.begin(115200);
- #endif
-
- Serial.println(F("Booting ...."));
-
- pinMode(NODEMCU_LED, OUTPUT);
- pinMode(ESP12_LED, OUTPUT);
-
- Wire.begin(); // Wire must be started first
- Wire.setClock(400000); // Supported baud rates are 100kHz, 400kHz, and 1000kHz
-
- WiFi.mode(WIFI_STA);
- WiFi.begin(ssid, password);
-
- while (WiFi.waitForConnectResult() != WL_CONNECTED) {
- Serial.println("Connection Failed! Rebooting...");
- delay(5000);
- ESP.restart();
- }
-
- os_timer_setfn(&Timer1, timerCallback, &c);
- os_timer_arm(&Timer1, 1, true);
-
-
- Serial.println("Ready");
- Serial.print("IP address: ");
- Serial.println(WiFi.localIP());
-
- setup_ota();
- setup_webserver();
- setup_pwm_pca9685();
- }
-
- uint32_t t;
- #define SP_US(_str,_a) Serial.print(_str); Serial.print(" took: "); Serial.print(_a); Serial.println("µs")
- #define TIMEIF_US(_str,_f, _l) t=micros(); _f; t=micros()-t; if(t > _l) { SP_US(_str, t); }
-
- uint8_t softstart_led(uint8_t led, uint16_t startval, uint16_t stopval, uint8_t factor){
- static uint8_t lastled = 255;
- static uint8_t current_pwm = 0;
-
- if(led != lastled){
- pwmController.setChannelPWM(led, startval);
- lastled = led;
- current_pwm = startval;
- return 1;
- }
-
- if(current_pwm == stopval){
- return 0;
- }
-
- else if(startval > stopval){
- current_pwm -= 1;
- }
- else {
- current_pwm += 1;
- }
- pwmController.setChannelPWM(led, current_pwm*factor);
- return 1;
- }
-
- #define LEDCOUNT 16
-
- void ledsequence(uint8_t direction, uint8_t onoff, uint8_t factor){
- static int8_t led = 0;
- static uint8_t brightness = 0;
- static uint8_t lastbrightness = 0;
- static uint8_t finish = 1;
- static uint32_t status = 0;
- uint32_t status_build = 0;
- status_build |= direction << 16;
- status_build |= onoff << 8;
- status_build |= factor;
- if(status_build != status){ // check if any parameter changed
- finish = 0; // set state unfinished -> start action
- if(direction) led = 0; // reset led counter depending of direction
- else led = LEDCOUNT-1;
- if(onoff){
- brightness = 127; // set brightness value depending of on/off
- lastbrightness = 0;
- }
- else{
- brightness = 0;
- lastbrightness = 127;
- }
- status = status_build; // set parameter memory
- Serial.print("----Status Changed! onoff: ");
- Serial.print(onoff);
- Serial.print(" dir: ");
- Serial.println(direction);
-
- }
- if(!finish){ // finish == 0 -> action pending
- if(!softstart_led(led,lastbrightness, brightness, factor)){
- Serial.print("one LED finished, new set led: ");
- Serial.print(led);
- Serial.print(" last: ");
- Serial.print(lastbrightness);
- Serial.print(" curr: ");
- Serial.println(brightness);
- if(direction){
- led++;
- if(led >= LEDCOUNT) {
- finish = 1;
- //lastbrightness = brightness;
- }
- }
- else{
- led--;
- if(led < 0){
- //lastbrightness = brightness;
- finish = 1;
- }
- }
- }
- }
- }
-
-
- void loop() {
-
-
-
- if(millis() - dimmtimer > 2){
- //ledsequence(direction, onoff, 4);
- dimmtimer = millis();
- }
- if(millis() > 25000 && onoff == 1 && direction == 1) onoff = 0;
- if(millis() > 35000 && direction == 1){
- onoff = 1;
- direction = 0;
- }
- TIMEIF_US("OTA", ArduinoOTA.handle(), 1000);
- TIMEIF_US("HTTP", server.handleClient(), 1000);
- }
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