syncTime method
同步时间 使用UUID(elinkWriteAndNotifyUuid: FFE3)的特征值写入 Write using the characteristic value of UUID(elinkWriteAndNotifyUuid: FFE3)
Implementation
List<int> syncTime({DateTime? dateTime}) {
final payload = ElinkCmdUtils.getElinkDateTime(date: dateTime);
payload.insert(0, 0x37);
return ElinkCmdUtils.getElinkA6Data(payload);
}