Renesas Emulator Debugger M16C PC4701 User Manual

Page 213

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7 Windows/Dialogs

199

7.14.7.2 Display the Mailbox Status (When the realtime OS is MRxx conformed to uITRON
specifications V.4.0.)

All the mail boxes defined in the configuration are listed in the order of ID number. The function of
each item is listed below. (When the realtime OS is MRxx conformed to uITRON specifications V.4.0.)

Item Contents
ID

ID No. of mailbox

Mbxatr

Attribute of each mailbox

Mailbox Queue (Wait)

ID No. and task name of tasks waiting for messages

Mailbox Queue (Message)

The messages stored in the mailbox


The following are displayed in the Mbxatr area:

TA_TFIFO

Task wait queue is in FIFO order

TA_TPRI

Task wait queue is in task priority order

TA_MFIFO

Message queue is in FIFO order

TA_MPRI

Message queue is in message priority order


When a task connected to the mail box queue is in the state of waiting with timeout enabled
(waiting in trcv_mbx), a string "[tmo]", which indicates the state of timeout enabled, is appended
to a string displayed in the Mailbox Queue (Wait) field.


When a task connected to the mail box queue is in the state of forced waiting (Double waiting), a
string "[s]", which indicates the state of double waiting, is appended to a string displayed in the
Mailbox Queue (Wait) field.

Normal Display

26(_task26)

Display when in WAIT-SUSPEND

26(_task26)[s]

Display when in WAIT-SUSPEND with time out

26(_task26)[tmo][s]


Up to 8 characters can be displayed in the task name in the Mailbox Queue (Wait) field. If a task
name exceeds 8 characters, the extra characters are omitted.

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