iption</h2>
<div class="textblock"><p ><a class="el" href="classfabgl_1_1_d_s3231.html" title="DS3231 Real Time Clock driver.">DS3231</a> Real Time Clock driver. </p>
<p >Example: </p><pre class="fragment">fabgl::I2C    I2C;
fabgl::DS3231 DS3231;

void setup() {
  I2C.begin(GPIO_NUM_4, GPIO_NUM_15);  // 4 = SDA, 15 = SCL (WARN: disconnect VGA connector!!)
  DS3231.begin(&amp;I2C);

  auto dt = DS3231.datetime();
  Serial.printf("%02d/%02d/%d  %02d:%02d:%02d\n", dt.dayOfMonth, dt.month, dt.year, dt.hours, dt