+++ /dev/null
-// Panik Web Form Demo
-
-#define SERIAL_DEBUG
-#define ENABLE_UDP
-
-
-// define network constants
-#define MAC_DAVID { 0x90, 0xA2, 0xDA, 0x0D, 0xF4, 0x63 }
-#define MAC_PANIK { 0x90, 0xA2, 0xDA, 0x00, 0x9A, 0x94 }
-#define MAC_PANIK2 { 0x90, 0xA2, 0xDA, 0x0E, 0xF3, 0x77 }
-#define MAC_ADDRESS MAC_PANIK2
-
-// include Arduino libraries
-#include <Wire.h>
-#include <SPI.h>
-#include <SD.h>
-#include <Ethernet.h>
-#ifdef ENABLE_UDP
-#include <EthernetUdp.h>
-#endif
-
-// include third party libraries
-#include "WebServer.h"
-
-// define SD and Ethernet select ports
-#define SD_SELECT 4
-#define ETHERNET_SELECT 10
-
-// define machine variables
-#define DEBOUNCE_TRESHOLD 10 // 10 milliseconds
-#define ABORT_TRESHOLD 3000L // 3 seconds
-#define PULSE_TRESHOLD 50 // 50 milliseconds
-#define BLINK_TRESHOLD 100 // 100 milliseconds
-
-// output pins
-#define RELAY_BUTTON_LEDS 5 // Button LED indicator
-#define RELAY_GREEN_LEDS 6 // ``Non-Stop`` LED indicator
-#define RELAY_RED_LEDS 8 // ``Studio 1`` LED indicator
-#define RELAY_YELLOW_LEDS 7 // ``Studio 2`` LED indicator
-
-#define RELAY_NONSTOP_OR_STUD 4 // Relay : Non-stop or Studio
-#define RELAY_STUD1_OR_STUD2 9 // Relay : Studio 1 or Studio 2
-
-// input pins
-#define BUTTON1 2 // ``Select`` button
-#define BUTTON2 3 // ``Confirm`` button
-#define NONSTOP_VIA_STUD1 14 // is nonstop coming out of studio 1
-#define NONSTOP_VIA_STUD2 15 // is nonstop coming out of studio 2
-
-/* status */
-#define NONSTOP 0
-#define STUDIO1 1
-#define STUDIO2 2
-
-
-/* relay positions */
-typedef enum { RELAY_STATE_OPEN, RELAY_STATE_CLOSED } relayState_t;
-
-
-/* define an array with led pins,
- indexes in that array correspond to the values of possible selections
- i.e.: RELAY_GREEN_LEDS: nonstop, RELAY_RED_LEDS: studio1, RELAY_YELLOW_LEDS: studio2
-*/
-const int ledsArray[] = { RELAY_GREEN_LEDS, RELAY_RED_LEDS, RELAY_YELLOW_LEDS };
-
-
-/* activeSelection is the variable that holds the active output of the switch
- it is declared as an attribute that keeps its value between arduino resets
-*/
-int activeSelection = NONSTOP;
-
-// variables and timers for blinking selection (selected but not confirmed)
-int blinkingSelection = NONSTOP;
-bool blinkingLedState = RELAY_STATE_CLOSED;
-unsigned long blinkingStartTime = 0, blinkingAbortTime = 0;
-
-
-// declaration of possible button states as enum type
-typedef enum { nochange, pressed, released } buttonEvent_t;
-
-// button event timers
-unsigned long button1LastEventTime = 0, button2LastEventTime = 0;
-
-// variables holding the state of each button
-// these are used during the debouncing process
-uint8_t button1State = LOW, button2State = LOW;
-
-// variables holding the non-stop status from studios 1 & 2
-bool nonstop_via_stud1, nonstop_via_stud2;
-
-// declare functions
-buttonEvent_t debounce( const uint8_t buttonPin,
- uint8_t *buttonState,
- unsigned long *buttonLastEventTime );
-
-static uint8_t mac[] = MAC_ADDRESS;
-#define PREFIX ""
-
-// instanciate web server
-WebServer webserver(PREFIX, 80);
-
-#ifdef ENABLE_UDP
-// and EthernetUDP instance to send notifications
-EthernetUDP Udp;
-IPAddress udp_remote_ip(192, 168, 17, 224);
-#endif
-
-
-#define NAMELEN 4
-#define VALUELEN 4
-
-typedef enum responseStatus { NO_POST, POST_OK, POST_ERROR };
-
-
-inline void notify_udp() // notify over UDP
-{
-#ifdef ENABLE_UDP
- char str_selection[20];
- snprintf(str_selection, 19, "{\"active\": %d}", activeSelection);
- #ifdef SERIAL_DEBUG
- Serial.println(F("Sending UDP... "));
- Serial.println(str_selection);
- #endif
- Udp.beginPacket(udp_remote_ip, 1312);
- Udp.write(str_selection);
- Udp.endPacket();
-#endif
-}
-
-// web resource
-void webCmd(WebServer &server, WebServer::ConnectionType type, char *url_tail, bool tail_complete)
-{
-
- server.httpSuccess("application/json");
-
- if (type == WebServer::HEAD)
- return;
-
- responseStatus response_status = NO_POST;
-
- if (type == WebServer::POST)
- {
- char name[NAMELEN];
- int name_len;
- char value[VALUELEN];
- int value_len;
-
- response_status = POST_ERROR;
-
- while (server.readPOSTparam(name, NAMELEN, value, VALUELEN))
- {
- if (strcmp(name, "s") == 0) {
- digitalWrite(ledsArray[activeSelection], RELAY_STATE_CLOSED);
- blinkingSelection = atoi(value);
- activeSelection = atoi(value);
- response_status = POST_OK;
-
- notify_udp();
- }
- }
- }
-
- server.println(F("{"));
-
- server.print(" \"response\": ");
- server.print(response_status);
-
- server.print(",\n \"active\": ");
- server.print(activeSelection);
-
- server.print(",\n \"nonstop-via-stud1\": ");
- server.print(nonstop_via_stud1);
- server.print(",\n \"nonstop-via-stud2\": ");
- server.println(nonstop_via_stud2);
-
- server.println(F("}"));
-}
-
-
-// setup function
-void setup()
-{
- blinkingSelection = activeSelection = NONSTOP;
-
- // open serial communication for debugging
- Serial.begin(9600);
- Serial.println(F("Startup"));
-
- // disable SD and Ethernet ports before setup
- pinMode(SD_SELECT, OUTPUT);
- digitalWrite(SD_SELECT, HIGH); // disable SD card
- pinMode(ETHERNET_SELECT, OUTPUT);
- digitalWrite(ETHERNET_SELECT, HIGH); // disable Ethernet
-
- // start SPI (because Ethernet shield needs it)
- SPI.begin(); // start SPI
-
- // start Ethernet
- if (!(Ethernet.begin(mac) == 0)) // start network
- Serial.println(Ethernet.localIP());
- else
- {
- #ifdef SERIAL_DEBUG
- Serial.println(F("Network Error"));
- #endif
- while (1) ;
- }
- #ifdef ENABLE_UDP
- if (! Udp.begin(1312)) {
- #ifdef SERIAL_DEBUG
- Serial.println(F("Failed to initiate UDP"));
- #endif
- }
- #endif
-
- // set mode for used pins
- pinMode(RELAY_RED_LEDS, OUTPUT);
- digitalWrite(RELAY_RED_LEDS, RELAY_STATE_CLOSED);
- pinMode(RELAY_YELLOW_LEDS, OUTPUT);
- digitalWrite(RELAY_YELLOW_LEDS, RELAY_STATE_CLOSED);
- pinMode(RELAY_GREEN_LEDS, OUTPUT);
- digitalWrite(RELAY_GREEN_LEDS, RELAY_STATE_CLOSED);
- pinMode(RELAY_BUTTON_LEDS, OUTPUT);
- digitalWrite(RELAY_BUTTON_LEDS, RELAY_STATE_CLOSED);
-
- pinMode(RELAY_NONSTOP_OR_STUD, OUTPUT);
- digitalWrite(RELAY_NONSTOP_OR_STUD, RELAY_STATE_CLOSED);
- pinMode(RELAY_STUD1_OR_STUD2, OUTPUT);
- digitalWrite(RELAY_STUD1_OR_STUD2, RELAY_STATE_CLOSED);
-
- pinMode(BUTTON1, INPUT);
- pinMode(BUTTON2, INPUT);
- pinMode(NONSTOP_VIA_STUD1, INPUT);
- pinMode(NONSTOP_VIA_STUD2, INPUT);
-
- // configure web server pages
- webserver.setDefaultCommand(&webCmd);
-
- // start web server
- webserver.begin();
-}
-
-
-// loop function
-void loop()
-{
- // update variables indicating if non-stop is selected in studios 1&2
- nonstop_via_stud1 = digitalRead(NONSTOP_VIA_STUD1);
- if (nonstop_via_stud1 == 0)
- nonstop_via_stud1 = 1;
- else
- nonstop_via_stud1 = 0;
- nonstop_via_stud2 = digitalRead(NONSTOP_VIA_STUD2);
- if (nonstop_via_stud2 == 0)
- nonstop_via_stud2 = 1;
- else
- nonstop_via_stud2 = 0;
-
- // check if we have a HTTP request (and respond)
- webserver.processConnection();
-
- // handle button 1 (select button)
- switch ( debounce(BUTTON1, &button1State, &button1LastEventTime) )
- {
- case nochange:
- break;
- case pressed:
- #ifdef SERIAL_DEBUG
- Serial.println(F("Button 1 pressed"));
- #endif
- digitalWrite(ledsArray[blinkingSelection], RELAY_STATE_CLOSED);
- blinkingSelection++;
- if (blinkingSelection > STUDIO2) {
- blinkingSelection = NONSTOP;
- }
- blinkingStartTime = millis(),
- blinkingAbortTime = millis();
- blinkingLedState = RELAY_STATE_OPEN;
- break;
- case released:
- #ifdef SERIAL_DEBUG
- Serial.println(F("Button 1 released"));
- #endif
- break;
- }
-
- // handle button 2 (confirm button)
- switch ( debounce(BUTTON2, &button2State, &button2LastEventTime) )
- {
- case nochange:
- break;
- case pressed:
- #ifdef SERIAL_DEBUG
- Serial.println(F("Button 2 pressed"));
- #endif
- blinkingAbortTime = 0; // disable blinking auto abort
- break;
- case released:
- #ifdef SERIAL_DEBUG
- Serial.println(F("Button 2 released"));
- #endif
- if (activeSelection != blinkingSelection)
- {
- digitalWrite(ledsArray[activeSelection], RELAY_STATE_CLOSED);
- activeSelection = blinkingSelection; // relay states must be changed now
- #ifdef SERIAL_DEBUG
- Serial.print(F("Active Selection: "));
- Serial.println(activeSelection);
- #endif
- notify_udp();
- break;
- }
- }
-
- // handle auto abort for blinking led (if any)
- if ( (blinkingAbortTime != 0) &&
- ((millis() - blinkingAbortTime) >= ABORT_TRESHOLD) ) {
- digitalWrite(ledsArray[blinkingSelection], RELAY_STATE_CLOSED);
- blinkingAbortTime = 0;
- blinkingSelection = activeSelection;
- }
-
- // handle blinking led (if selected is not current state)
- if (activeSelection != blinkingSelection) {
- if ((millis() - blinkingStartTime) >= BLINK_TRESHOLD) {
- digitalWrite(ledsArray[blinkingSelection], blinkingLedState);
- digitalWrite(RELAY_BUTTON_LEDS, !blinkingLedState);
- blinkingStartTime = millis();
- blinkingLedState = !blinkingLedState;
- }
- }
- else {
- digitalWrite(RELAY_BUTTON_LEDS, RELAY_STATE_CLOSED);
- }
-
- digitalWrite(ledsArray[activeSelection], RELAY_STATE_OPEN);
-
- // update audio channel relays
- if (activeSelection == NONSTOP)
- {
- digitalWrite(RELAY_NONSTOP_OR_STUD, RELAY_STATE_CLOSED);
- digitalWrite(RELAY_STUD1_OR_STUD2, RELAY_STATE_CLOSED);
- }
- else if (activeSelection == STUDIO1)
- {
- digitalWrite(RELAY_NONSTOP_OR_STUD, RELAY_STATE_OPEN);
- digitalWrite(RELAY_STUD1_OR_STUD2, RELAY_STATE_CLOSED);
- }
- else if (activeSelection == STUDIO2)
- {
- digitalWrite(RELAY_NONSTOP_OR_STUD, RELAY_STATE_OPEN);
- digitalWrite(RELAY_STUD1_OR_STUD2, RELAY_STATE_OPEN);
- }
-}
-
-buttonEvent_t debounce( const uint8_t buttonPin,
- uint8_t *buttonState,
- unsigned long *buttonLastEventTime )
-{
- uint8_t buttonLastState = *buttonState;
- uint8_t buttonReading = digitalRead(buttonPin);
-
- if ( (*buttonLastEventTime == 0) &&
- (*buttonState != buttonReading) ) {
- // something happened, start the debouncing process
- *buttonLastEventTime = millis();
- }
-
- if (*buttonLastEventTime != 0) {
- long buttonEventTimer = millis() - *buttonLastEventTime;
-
- if ( (buttonEventTimer < DEBOUNCE_TRESHOLD) &&
- (*buttonState == buttonReading) ) {
- // noise or bouncing, abort
- *buttonLastEventTime = 0;
- }
-
- if ( (buttonEventTimer >= DEBOUNCE_TRESHOLD) &&
- (buttonReading != *buttonState) ) {
- // new button state was maintained
- *buttonLastEventTime = 0;
- *buttonState = buttonReading;
- }
- }
-
- // debouncing finished, return button state
- if (*buttonLastEventTime == 0) {
- // comparing buttonState and buttonLastState tells whether the
- // button is pressed or released
- if ( (*buttonState == HIGH) &&
- (buttonLastState == LOW) ) {
- // button just pressed
- buttonLastState = *buttonState;
- return pressed;
- }
- if ( (*buttonState == LOW) &&
- (buttonLastState == HIGH) ) {
- // button just released
- buttonLastState = *buttonState;
- return released;
- }
- }
- return nochange;
-}
projects / PanikSwitch.git / blobdiff