Method PICC_ReadCardSerial

Sming/Libraries/MFRC522/MFRC522.cpp:1762–1765

* Simple wrapper around PICC_Select. * Returns true if a UID could be read. * Remember to call PICC_IsNewCardPresent(), PICC_RequestA() or PICC_WakeupA() first. * The read UID is available in the class variable uid. * * @return bool */

 * @return bool
 */
bool MFRC522::PICC_ReadCardSerial() {
	byte result = PICC_Select(&uid);
	return (result == STATUS_OK);
} // End PICC_ReadCardSerial()