新时代发展越来越快相信很多小伙伴对家电知识这方面很朦胧吧，正好小编对家电方面颇有研究，现在就跟小伙伴们聊聊一篇关于线性时钟源程序，相信很多小伙伴们都会感兴趣，那么小编也收集到了有关线性时钟源程序信息，希望小伙伴们看了有所帮助。

线性时钟源程序:#include <AFMotor.h>#include <WString.h>// These set up the motors. The values here depend on how they've been wired up.AF_Stepper minuteHand(20, 1); // minutesint const minutesIncrement = BACKWARD;int const minutesDecrement = FORWARD;AF_Stepper hourHand(20, 2); // hoursint const hoursIncrement = FORWARD;int const hoursDecrement = BACKWARD;int const stepType = DOUBLE;int const motorRPM = 150;int second=0, minute=0, hour=0; // declare TIme variables// Minutes setupint startMinutePos = 0;// current minute posiTIon. This gets updated all the TIme.float currentMinutePos = startMinutePos;// the current posiTIon of the indicators. This only gets updated when the hands moveint displayMinutePos = startMinutePos;// Hours setupint startHourPos = 0;float currentHourPos = startHourPos;int displayHourPos = startHourPos;// These are the actual time, in seconds minutes and hours. // doTick() writes these values, and renderTime() reads them.int currentSeconds = 0;int currentMinutes = 50;int currentHours = 11;int const millisPerSecond = 200;int const stepsPerClock = 592;float const stepsPerMinute = stepsPerClock/60.0;float const stepsPerHourMinute = stepsPerClock/720.0;float const stepsPerHour = stepsPerClock/12.0;void setup() { Serial.begin(9600); // set up Serial library at 9600 bps Serial.println("LINEAR CLOCK!"); hourHand.setSpeed(motorRPM); // 10 rpm minuteHand.setSpeed(motorRPM); // 10 rpm }void loop() { static unsigned long lastTick = 0; // set up a local variable to hold the last time we moved forward one second // (static variables are initialized once and keep their values between function calls) // move forward one second every 1000 milliseconds unsigned long time = millis(); unsigned long sinceLastTick = time - lastTick; if (sinceLastTick >=millisPerSecond) { unsigned int secondsMissed = sinceLastTick / millisPerSecond; lastTick = millis(); for (int i = 0; i < secondsMissed; i++) { doTick(); } } renderTime();}void doTick(){ currentSeconds++; if (currentSeconds > 59) { currentSeconds = 0; currentMinutes++; if (currentMinutes > 59) { currentMinutes = 0; currentHours++; if (currentHours > 11) { currentHours = 0; } } } Serial.print(millis()); Serial.print(" - tick!"); Serial.print(currentHours); Serial.print(":"); Serial.print(currentMinutes); Serial.print(":"); Serial.println(currentSeconds);}void renderTime(){ setTime(currentHours, currentMinutes);}void setTime(int hour, int minute){ setHour(hour, minute); setMinute(minute);}void setHour(int hour, int minute){ // work out the new position and set it globally eg time 4:25. // first hours // eg 0.2055 * 4 * 60 = 49.333 float justHours = stepsPerHourMinute * hour * 60; // eg 0.2055 * 25 = 5.13888 float justMinutes = stepsPerHourMinute * minute; // stick em together: position is 54.472 (4:25) currentHourPos = justHours + justMinutes; // round to integer // eg 54 int newPos = currentHourPos; // save the previous actual position so we can check if the hands need moving // eg 52 int lastPos = displayHourPos; // now see if the hand position needs to change // eg 54 - 52 = 2 int stepsToChange = newPos - lastPos; if (stepsToChange != 0) { Serial.print("sethour:"); Serial.println(hour); // update the global variable displayHourPos = newPos; changeHours(stepsToChange); } }void changeHours(int steps){ Serial.print("Incrementing hours position:"); Serial.println(steps); // make it positive int absSteps = abs(steps); if (steps < 0) { // if it's negative, then DECREMENT if (absSteps >= 1) { // only step if it's a full step hourHand.step(absSteps, hoursDecrement, stepType); } } else if (steps > 0) { // if it's positive then INCREMENT if (absSteps >= 1) { // only step if it's a full step hourHand.step(absSteps, hoursIncrement, stepType); } } Serial.print("Actual current hour position:"); Serial.println(displayHourPos); hourHand.release();}void setMinute(int minute){ // work out the new position and set it globally // eg 2.467 * 25 = 61.675 currentMinutePos = stepsPerMinute * minute; // round to integer // eg 61 int newPos = currentMinutePos; // save the previous actual position so we can check if the hands need moving // eg 59 int lastPos = displayMinutePos; // now see if the hand position needs to change // eg 61 - 59 = 2 int stepsToChange = newPos - lastPos; if (stepsToChange != 0) { Serial.print("setmin:"); Serial.println(minute); // update the global variable displayMinutePos = newPos; changeMinutes(stepsToChange); }}void changeMinutes(int steps){ Serial.print("Incrementing minutes position:"); Serial.println(steps); // make it positive int absSteps = abs(steps); if (steps < 0) { // if it's negative, then DECREMENT if (absSteps >= 1) { // only step if it's a full step minuteHand.step(absSteps, minutesDecrement, stepType); } } else if (steps > 0) { // if it's positive then INCREMENT if (absSteps >= 1) { // only step if it's a full step minuteHand.step(absSteps, minutesIncrement, stepType); } } Serial.print("Actual current minute position:"); Serial.println(displayMinutePos); minuteHand.release();}