Semaphore definition ) – Renesas 70 User Manual

Page 117

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Chapter 6 Using Configurator

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3. Initial value of the event flag

[( Definition format )] Numeric

value

[( Definition range )]

0 to 0xFFFF

[( Default value )] 0

Specify the initial bit pattern of the event flag.

4. Multi-wait

attribute

[( Definition format )] Symbol

[( Definition range )] TA_WMUL

or

TA_WSGL

[( Default value )] TA_WSGL

Specify whether multiple tasks can be enqueued in the eventflag waiting queue. If TA_WMUL is se-
lected, the TA_WMUL attribute is added, permitting multiple tasks to be enqueued. If TA_WSGL is se-
lected, the TA_WSGL attribute is added, prohibiting multiple tasks from being enqueued.

5. Clear

attribute

[( Definition format )] Symbol

[( Definition range )]

YES or NO

[( Default value )] NO

Specify whether the TA_CLR attribute should be added as an eventflag attribute. If YES is selected,
the TA_CLR attribute is added. If NO is selected, the TA_CLR attribute is not added.

[( Semaphore definition )]
This definition is necessary to use Semaphore function.

<< Format >>


// Semaphore Definition
semaphore[

ID No.

]{

name

=

ID name

;

wait_queue

=

Selecting a semaphore waiting queue

;

initial_count

=

Initial value of semaphore counter

;

max_count

=

Maximum value of the semaphore counter

;

};

:

:


The ID number must be in the range of 1 to 255. The ID number can be omitted.

If omitted, numbers are automatically assigned sequentially beginning with the smallest.

<< Content >>

Define the following for each semaphore ID number.

1. ID

Name

[( Definition format )] Symbol

[( Definition range )] None

[( Default value )] None

Define the name with which a semaphore is specified in a program.

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