{"id":517,"date":"2016-08-13T16:36:49","date_gmt":"2016-08-13T14:36:49","guid":{"rendered":"https:\/\/olkn.myvnc.com\/?p=517"},"modified":"2016-08-13T16:36:49","modified_gmt":"2016-08-13T14:36:49","slug":"mirror-sketch","status":"publish","type":"post","link":"https:\/\/olkn.myvnc.com\/?p=517","title":{"rendered":"mirror.sketch"},"content":{"rendered":"

The sketch for my mirror with display:
\n
\n\/* mirror
\n *
\n * control PWM for fan, read temperatures from DS1820 and interface to PIR
\n*\/
\n#include
\n#include
\n#include \/\/ interrupt routine
\n#define ONE_WIRE_BUS 3 \/\/ define port for DS1820 interface
\n#define TEMP_DEVICE_IN 28E08F3606000003
\n#define TEMP_DEVICE_EX 289A78370600002C
\n#define TEMP_DEVICE_BOARD 2873163706000020
\n#define LED 4
\n#define PIR_INTERFACE 5 \/\/ define port for PIR
\n#define FANSENSE 8
\n#define FANPWM 9
\n#define THRESHOLD_OFF 25
\n#define THRESHOLD_LOW 30
\n#define THRESHOLD_HIGH 40
\n#define THRESHOLD_ON 45
\n#define TASTER_DOWN 6
\n#define TASTER_UP 7<\/p>\n

DeviceAddress devices[] = {TEMP_DEVICE_IN, TEMP_DEVICE_EX, TEMP_DEVICE_BOARD };
\n\/\/ Setup a oneWire instance to communicate with any OneWire devices
\nOneWire oneWire(ONE_WIRE_BUS);
\n\/\/ Pass our oneWire reference to Dallas Temperature.
\nDallasTemperature sensors(&oneWire);
\nint buttonPressed = 0;<\/p>\n

void setup() {
\n Serial.begin(9600);\/\/ start serial port
\n sensors.begin();\/\/ Start up the library
\n for( int i=0; i < 3; i++){\n sensors.setResolution(devices[i], 10);\/\/ set the resolution to 10 bit\n }\n pinMode(PIR_INTERFACE, INPUT);\/\/ read PIR status from external Board\n pinMode(FANSENSE, INPUT); \/\/ read RPM data from sense of FAN\n digitalWrite(FANSENSE, HIGH); \/\/ activate internal Pull Up\n pinMode(LED, OUTPUT); \/\/ LED for status info\n pinMode(TASTER_DOWN, INPUT); \/\/ external key for navigation input\n pinMode(TASTER_DOWN, INPUT);\n}\n\nvoid setLED(int pulse){\n if(pulse > 0){
\n digitalWrite(LED, HIGH);
\n delay(10*pulse);
\n digitalWrite(LED, LOW);
\n delay(10*pulse);
\n }
\n}<\/p>\n

void loop() {
\n \/* main loop sends list of values via serial line in format:
\n * up\/down (PIR status flag), TempExternal, TempInternal, TempBoard, RPM from Fan
\n *\/
\n float Temperature = 0;
\n double frequency = 0;
\n unsigned long pulseDuration = 0;
\n int pirStatus = 0;
\n pirStatus = digitalRead(PIR_INTERFACE);
\n if( digitalRead(TASTER_UP) == HIGH ){
\n buttonPressed = 2; \/\/ up taster pressed
\n } else if ( digitalRead(TASTER_UP) == HIGH ) {
\n buttonPressed = 1; \/\/ down taster pressed
\n } else {
\n buttonPressed = 0; \/\/ no button pressed
\n }
\n if (pirStatus == HIGH) {
\n Serial.print(\"up,\");
\n } else {
\n Serial.print(\"down,\");
\n }
\n for(int i = 0; i < 3; i++){\n Temperature = Temperature + sensors.getTempC(devices[i]);\n Serial.print(Temperature);\n Serial.print(\",\"); \n }\n Temperature = Temperature \/ 3;\n \/\/ Temperature Hytherese\n \n pulseDuration = pulseIn(FANSENSE, LOW);\n frequency = 1000000\/pulseDuration;\n Serial.print(frequency);\n Serial.println();\/\/ new line for next data\n\/\/ analogWrite(FANPWM, 70); \/\/set PWM signal\n}\n<\/code><\/p>\n","protected":false},"excerpt":{"rendered":"

The sketch for my mirror with display: \/* mirror * * control PWM for fan, read temperatures from DS1820 and interface to PIR *\/ #include #include #include \/\/ interrupt routine #define ONE_WIRE_BUS 3 \/\/ define port for DS1820 interface #define TEMP_DEVICE_IN 28E08F3606000003 #define TEMP_DEVICE_EX 289A78370600002C #define TEMP_DEVICE_BOARD 2873163706000020 #define LED 4 #define PIR_INTERFACE 5 \/\/ … Continue reading mirror.sketch<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17,164],"tags":[38,46],"class_list":["post-517","post","type-post","status-publish","format-standard","hentry","category-android-software-projects","category-cubieboard4","tag-android","tag-config"],"_links":{"self":[{"href":"https:\/\/olkn.myvnc.com\/index.php?rest_route=\/wp\/v2\/posts\/517","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/olkn.myvnc.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/olkn.myvnc.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/olkn.myvnc.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/olkn.myvnc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=517"}],"version-history":[{"count":1,"href":"https:\/\/olkn.myvnc.com\/index.php?rest_route=\/wp\/v2\/posts\/517\/revisions"}],"predecessor-version":[{"id":519,"href":"https:\/\/olkn.myvnc.com\/index.php?rest_route=\/wp\/v2\/posts\/517\/revisions\/519"}],"wp:attachment":[{"href":"https:\/\/olkn.myvnc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=517"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/olkn.myvnc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=517"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/olkn.myvnc.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}