This tab displays the mailbox information (e.g. Mailbox Name and ID) of the RI78V4.

Figure A-13. [Mailbox] Tab

The following items are explained here.

- [How to open]

- [Description of each area]

- [Context menu]

[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 mailbox information (e.g. Mailbox Name and ID) of the RI78V4.

This layer consists of the following items.

Mailbox Name	An icon indicating the current status of the mailbox and the name of the mailbox are shown in the following format. Icon Name Note that if the name of the mailbox is undefined, the name will appear as "ID".
		There are waiting tasks.
		There are waiting messages.
		There are no waiting tasks/messages.
ID	The ID of the mailbox is shown.
Queue Status	The current status of the mailbox is shown.
	Waiting Tasks	There are waiting tasks.
	Waiting Messages	There are no waiting messages.
	Empty	There are no waiting tasks/messages.
Message Max Priority	The maximum priority of the message “0x1F“ is shown. Note that if the message queuing method is TA_MFIFO, "-" appears.
Attribute	The attributes of the mailbox (task queuing method and message queuing method) are shown in the following format. Task Message
	[Task queuing method]
	TA_TFIFO	FIFO order
	[Message queuing method]
	TA_MFIFO	FIFO order
	TA_MPRI	Message priority order

(b) Second layer

<1> Waiting task information

The waiting task information (e.g. Task Name and ID) only appears if there are tasks queued in the mailbox's wait queue.

See the [Task] tab for details about waiting task information.

Figure A-14. [Mailbox] Tab (Waiting Task Information)

Remarks 1. If the waiting task information (Task Name, ID, Status, Wait Factor, Wait Data, Time Left, Interrupt, Current Priority, Task Start Address, Current PC) in each cell is double clicked, then Editor panel displays the source file of the task, and the caret moves to the corresponding location.

2. If the waiting task information (Current Task SP) in the cell is double clicked, then Memory panel displays the contents of the task stack, and the caret moves to the corresponding location.

<2> Waiting message information

The waiting message information (e.g. Message Address and Message Priority) only appears if there are messages queued in the mailbox's wait queue.

Figure A-15. [Mailbox] Tab (Waiting Message Information)

This area consists of the following items.

Message Address	The start address of the message is shown.
Message Priority	The priority of the message is shown. Note that if the priority is not assigned, "-" is shown.

Remark If the waiting message information (Message Address, Message Priority) in each cell is double clicked, then Memory panel displays the contents of the message, and the caret moves to the corresponding location.

[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. Mailbox Name, ID, Queue Status, Message Max Priority, 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, Message Max Priority
		DEC	Displays value in signed decimal number.
		HEX	Displays value in hexadecimal number.

(2) Footer row

Reset Display Item

Resets the display item (e.g. whether or not to display header items, display notation, display order and display width).