EthercatDevice_DmpHID.mpgReadRatio()

[EthercatDevice_DmpHID_Generic]

描述

Read the Ratio value of the MPG for the EtherCAT slave device.

衍生類別：

語法

int mpgReadRatio();

參數

無

回傳

Return the Ratio value.

• 0： 1x。
• 1：10x。
• 2：100x。

If the return value is smaller than 0, it means an 錯誤代碼.

備註

This function must be called after a successful execution of EthercatMaster::start() and before EthercatMaster::stop(). This function is non-blocking and can be called within the callback functions.

範例

#include "Ethercat.h"

EthercatMaster master;
EthercatDevice_QECR11HU9S slave;

void CyclicCallback() {
  slave.update();
}

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

  master.begin();
  slave.attach(0, master);
  master.attachCyclicCallback(CyclicCallback);
  master.start();
}

void loop() {
  Serial.print("Ratio: ");
  Serial.println(slave.mpgReadRatio());
  delay(1000);
  // ...
}

Please see EthercatDevice_DmpHID_Generic 類別 for more QEC HID slave instructions and API usage.