~~NOTOC~~
[[log_management_api]] > [[BS2_GetDeviceIOStatus]]

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===== BS2_GetDeviceIOStatus =====
[+ 2.9.12] Gets the current I/O port status of the device. When slave devices are connected, the status can be retrieved collectively by specifying target devices. \\
==== Declaration ====
<code cpp>
#include "BS_API.h"

int BS2_GetDeviceIOStatus(void* context, BS2_DEVICE_ID deviceId, const BS2_DEVICE_ID* slaveIDs, uint32_t numOfSlave, BS2IOStatus** statusObj, uint32_t* numOfStatus);
</code>

<callout type="info">
[[Log_Management_API#BS2IOStatus|View BS2IOStatus structure]]
</callout>
==== Parameters ====
  * [In] ''//context//'' : Context
  * [In] ''//deviceId//'' : Device ID
  * [In] ''//slaveIDs//'' : Device IDs to query (IDs of master and slave devices)
  * [In] ''//numOfSlave//'' : Number of device IDs specified as query targets
  * [Out] ''//statusObj//'' : Structure pointer to store IO status information acquired from the device.
  * [Out] ''//numOfStatus//'' : Number of IO status information acquired from the device
<WRAP indent>
<WRAP info 70%>
**Note**\\
The statusObj variable must return memory to the system through the [[BS2_ReleaseObject]] function after use.
</WRAP>
</WRAP>
==== Return Value ====
Returns ''BS_SDK_SUCCESS'' when performed successfully, and returns the corresponding error code when an error occurs.
==== See Also ====
[[BS2_GetAllDeviceIOStatus]]