EthercatDevice.getRevisionNumber()

[Ethercat Device]

描述

Get the revision number of the EtherCAT slave device.

語法

uint32_t getRevisionNumber();

參數

無

回傳值

Return the revision number of the EtherCAT slave device. If there is an error, return UINT32_MAX (2³² – 1).

備註

This function must be called after a successful execution of EthercatMaster::begin(). This function is non-blocking and can be called within the Cyclic Callback.

範例

#include "Ethercat.h"

EthercatMaster master;
EthercatDevice_Generic slave;

void setup() {
  Serial.begin(115200);

  master.begin();
  slave.attach(0, master);

  Serial.println(slave.getRevisionNumber());
}

void loop() {
  // put your main code here, to run repeatedly:

}

Please see the EtherCAT Library User Manual for more QEC EtherCAT instructions and API usage.