Difference between revisions of "EtherCAT:EC PDO WRITE"

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{{Languages|EtherCAT:EC_PDO_WRITE}}
 
{{Template:EtherCAT-Function
 
{{Template:EtherCAT-Function
  
 
|DESCRIPTION=
 
|DESCRIPTION=
While the system is running we are able to read and write specific PDOS <u>without interfering</u> with the realtime functionality<br/>
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While the system is running, you can read from and write to PDOs ''without interfering'' with the real-time functionality of the system.<br/>
of the system.<br/>
 
 
This subroutine writes a value to a specific PDO within the current cycle.
 
This subroutine writes a value to a specific PDO within the current cycle.
  
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|SEE ALSO=
 
|SEE ALSO=
 
* [[EtherCAT:EC PDO READ|EC_PDO_READ]]
 
* [[EtherCAT:EC PDO READ|EC_PDO_READ]]
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* [[EtherCAT:EC PDO READ N|EC_PDO_READ_N]]
 
* [[EtherCAT:EC SDO READ|EC_SDO_READ]]
 
* [[EtherCAT:EC SDO READ|EC_SDO_READ]]
 
* [[EtherCAT:EC SDO WRITE|EC_SDO_WRITE]]
 
* [[EtherCAT:EC SDO WRITE|EC_SDO_WRITE]]
  
 
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Latest revision as of 14:05, 6 May 2017

Language: English  • 中文(简体)‎

While the system is running, you can read from and write to PDOs without interfering with the real-time functionality of the system.
This subroutine writes a value to a specific PDO within the current cycle.

Input

Slave address, PDO index, PDO sub-index, new value to be written.

Output

None

Return Value

Void

Declaration

public sub EC_PDO_WRITE(byval slaveaddress as long, byval index as long, byval subindex as long, byval new_val as long)

Syntax

call EC_PDO_WRITE(<Slave address>, <PDO index>, <PDO sub-index>, <new value>)

Exceptions

EC_SLAVE_ADDRESS_ERROR - "SLAVE ADDRESS ERROR" 20032
EC_PDO_PARMS_ERROR - "INVAILD PDO PARAMETERS" 20040
EC_PDO_DIRECTION_ERROR - "PDO WRONG DIRECTION (INPUT/OUTPUT)" 20046

Examples

call EC_PDO_WRITE(2, 0x6071,0, 5) ' Write VCMD PDO

See Also