Everything

[Data Queue] tab

This tab displays the data queue information (e.g. Data Queue Name and ID) of the RI850V4.
Figure A-10. [Data Queue] Tab
The following items are explained here.
[How to open]
- From the [Debug] menu, select [Download].
- From the [View] menu, select [Realtime OS] >> [Resource Information].
[Description of each area]
(1) Information display area
(a) First layer
This layer displays the data queue information (e.g. Data Queue Name and ID) of the RI850V4.
This layer consists of the following items.
Data Queue Name
An icon indicating the current status of the data queue and the name of the data queue are shown in the following format.
Icon Name
Note that if the name of the data queue is undefined, the name will appear as "ID".
There are queued tasks (sending waiting tasks).
There are queued tasks (receiving waiting tasks).
There are queud data (receiving waiting data).
There are no queued tasks/data (waiting tasks/receiving waiting data).
ID
The ID of the data queue is shown.
Queue Status
The current status of the data queue is shown.
Waiting Tasks (Send)
There are queued tasks (sending waiting tasks).
Waiting Tasks (Receive)
There are queued tasks (receiving waiting tasks).
Waiting Data
There are queud data (receiving waiting data).
Empty
There are no queued tasks/data (waiting tasks/receiving waiting data).
Total Buffers
Displays the maximum number of data buffers that can be queued.
Free Buffers
Displays the number of free buffers in the data queue.
The number of free buffers is the total number of buffers minus the number of buffers receiving waiting data.
Number of data
Displays the number of stored data items.
Attribute
Displays the queuing method of the sending waiting tasks.
If the queuing method if the receiving waiting tasks is "data reception request order", then the queuing method of the receiving waiting data will be "data send request order".
TA_TFIFO
FIFO order
TA_TPRI
Task priority order

(b) Second layer
<1> Sending waiting task/receive waiting task information
The sending/receiving waiting task information (e.g. Task Name and ID) only appears if there are tasks queued in the data queue's wait queue.
See the [Task] tab for details about sending/receiving waiting task information.
Figure A-11. [Data Queue] Tab (Sending Waiting Task Information)
Figure A-12. [Data Queue] Tab (Receiving Waiting Task Information)
<2> Receiving waiting data information
The receiving waiting data information (e.g. Data) only appears if there are data queued in the data queue.
Figure A-13. [Data Queue] Tab (Receiving Waiting Data Information)
This area consists of the following items.
Data
the contents of the data is shown.

[Context menu]
The context menu displayed in response to a right mouse click differs as follows depending on the area clicked.
(1) Header row
Display
Displays cascade menus for selecting the header items to display.
Selected item name
The following items are displayed for selection.
Data Queue Name, ID, Queue Status, Total Buffers, Free Buffers, Number of Data, Attribute
Checked
The item in question will be displayed.
Not checked
The item in question will not be displayed.
Notation
Displays cascade menus for selecting the display notation.
Selected item name
The following items are displayed for selection.
ID, Total Buffers, Free Buffers, Number of Data
DEC
Displays value in signed decimal number.
HEX
Displays value in hexadecimal number.

(2) Footer row
Service Call
Displays the types of service calls that can be issued.
Note that if a service call is not embedded in (linked to) the downloaded program, or the necessary conditions for executing the service-call process are not met, then the service call will be grayed out.
psnd_dtq
Send to data queue (polling).
fsnd_dtq
Forced send to data queue.
prcv_dtq
Receive from data queue (polling).
Reset Display Item
Resets the display item (e.g. whether or not to display header items, display notation, display order and display width).