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EthercatDevice.writeSII16()

[Ethercat Device]

Description

Write 16-bit data of SII EEPROM which starting from the specified offset for such EtherCAT slave device.

Syntax

int writeSII16(uint32_t offset, uint16_t value, uint32_t timeout_ms = 500);

Parameters

  • [in] uint32_t offset
    The offset value of SII EEPROM for such EtherCAT slave device.
  • [in] uint16_t value
    The 16-bit value to be written to SII EEPROM for such EtherCAT slave device.
  • [in] uint32_t timeout_ms
    Timeout in milliseconds.

Return Value

Return an error code. If the returned value is zero, it indicates a successful execution of this function.

Comment

This function must be called after a successful execution of EthercatMaster::begin(). This function is blocking and cannot be called within the Cyclic Callback.

Example

#include "Ethercat.h"
EthercatMaster master;
EthercatDevice_Generic slave;

void setup() {
  master.begin();
  slave.attach(0, master);
  slave.writeSII16(64, 0x5555);
}

void loop() {
  // ...
}

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

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