狂野之诚 发表于 2018-1-1 10:56:45

DS3231时钟编译出错,请高手指教



这怎么解决?




以下是代码:
#include <EtherCard.h>
#include <DS1307RTC.h>
#include <Time.h>
#include <Wire.h>

#define SECONDS_IN_DAY          86400
#define START_YEAR            1900
#define TIME_ZONE               +8
static int days_in_month[] = {
31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};

static byte mymac[] = {
0x00,0x1A,0x4B,0x38,0x0C,0x5C};
byte Ethernet::buffer;

static byte ntpServer[] = {
193,204,114,232};
static byte srcPort = 0;

uint32_t timeStamp;
boolean requestSent;

void setup () {
Serial.begin(115200);
Serial.println("Update RTC time thru NTP");

printRTCTime();

if (!ether.begin(sizeof Ethernet::buffer, mymac, 10))
    Serial.println( "Failed to access Ethernet controller");
else
    Serial.println("Ethernet controller initialized");

if (!ether.dhcpSetup())
    Serial.println("Failed to get configuration from DHCP");
else
    Serial.println("DHCP configuration done");

ether.printIp("IP Address:\t", ether.myip);
ether.printIp("Netmask:\t", ether.mymask);
ether.printIp("Gateway:\t", ether.gwip);

Serial.println();
Serial.println("Press n to send NTP request");
requestSent = false;
}

void loop() {

ether.packetLoop(ether.packetReceive());

if(requestSent && ether.ntpProcessAnswer(&timeStamp, srcPort)) {
    Serial.println("NTP answer received");
    Serial.println();
    Serial.print("Timestamp: ");
    Serial.println(timeStamp);
    Serial.println();
    printDate(timeStamp + 3600 * TIME_ZONE);
    requestSent = false;
}

if(Serial.available() > 0) {
    int incomingByte = Serial.read();
    if(incomingByte == 'n') {
      ether.ntpRequest(ntpServer, srcPort);
      Serial.println("NTP request sent");
      requestSent = true;
    }
}
}

void printDate(uint32_t timeStamp) {

unsigned int year = START_YEAR;
while(1) {
    uint32_t seconds;
    if(isLeapYear(year)) seconds = SECONDS_IN_DAY * 366;
    else seconds = SECONDS_IN_DAY * 365;
    if(timeStamp >= seconds) {
      timeStamp -= seconds;
      year++;
    }
    else break;
}

unsigned int month = 0;
while(1) {   
    uint32_t seconds = SECONDS_IN_DAY * days_in_month;
    if(isLeapYear(year) && month == 1) seconds = SECONDS_IN_DAY * 29;
    if(timeStamp >= seconds) {
      timeStamp -= seconds;
      month++;
    }
    else break;
}
month++;

unsigned int day = 1;
while(1) {
    if(timeStamp >= SECONDS_IN_DAY) {
      timeStamp -= SECONDS_IN_DAY;
      day++;
    }
    else break;
}

unsigned int hour = timeStamp / 3600;
unsigned int minute = (timeStamp - (uint32_t)hour * 3600) / 60;
unsigned int second = (timeStamp - (uint32_t)hour * 3600) - minute * 60;

tmElements_t tm;
tm.Year = CalendarYrToTm(year);
tm.Month = month;
tm.Day = day;
tm.Hour = hour;
tm.Minute = minute;
tm.Second = second;
RTC.write(tm);

Serial.println("Current date and time:");

if(day < 10) Serial.print("0");
Serial.print(day);
Serial.print("/");

if(month < 10) Serial.print("0");
Serial.print(month);
Serial.print("/");

Serial.println(year);

if(hour < 10) Serial.print("0");
Serial.print(hour);
Serial.print(":");

if(minute < 10) Serial.print("0");
Serial.print(minute);
Serial.print(":");

if(second < 10) Serial.print("0");
Serial.println(second);

Serial.println();
printRTCTime();
}

boolean isLeapYear(unsigned int year) {

return (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0));
}

void printRTCTime()
{
tmElements_t tm;
Serial.println("Time from RTC:");
if (RTC.read(tm)) {
    Serial.print("Ok, Time = ");
    print2digits(tm.Hour);
    Serial.write(':');
    print2digits(tm.Minute);
    Serial.write(':');
    print2digits(tm.Second);
    Serial.print(", Date (D/M/Y) = ");
    Serial.print(tm.Day);
    Serial.write('/');
    Serial.print(tm.Month);
    Serial.write('/');
    Serial.print(tmYearToCalendar(tm.Year));
    Serial.println();
}
else {
    if (RTC.chipPresent()) {
      Serial.println("The DS1307 is stopped.Please run the SetTime");
      Serial.println("example to initialize the time and begin running.");
      Serial.println();
    }
    else {
      Serial.println("DS1307 read error!Please check the circuitry.");
      Serial.println();
    }
}
}
void print2digits(int number) {
if (number >= 0 && number < 10) {
    Serial.write('0');
}
Serial.print(number);
}

方恨少 发表于 2018-3-15 20:09:57

只看不懂不说。

504835618 发表于 2018-3-16 14:02:31

换一个办卡型号编译看看,再就是库文件有问题

kpj001 发表于 2018-3-17 22:33:54

IDE 和 库 的版本不同,导致有些语法不再被支持。两个解决办法,研究c语言,或者多保留几个不同的IDE版本 。当然网页复制的代码有可能被添加些乱码。
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