EthercatMaster.getVendorID()

[Ethercat Master]

描述

Get the EtherCAT Slave Vendor ID on EtherCAT bus.

語法

uint32_t getVendorID(uint16_t slave_no);

參數

• [in] unit16_t slave_no
  The sequence number of the EtherCAT slave device on the network, 0 indicates the first slave device, 1 indicates the second slave device, and so on.

回傳值

Return the Vendor ID of the specified slave. If an error occurs, it will return UINT32_MAX.

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;

void setup() {
  uint32_t slavevendorID;
  uint16_t slavecount = 1;
  
  Serial.begin(115200);
  while (!Serial);
  
  master.begin();
  slavevendorID = master.getVendorID(slavecount);
  Serial.println(slavevendorID);
}

void loop() {
  // ...
}

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