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4. Size (in bytes)
[( Definition format )]
Numeric value
[( Definition range )] 4 to 65,535
[( Default value )] 256
Define the size of the memory pool per block. The RAM size to be used as a memory pool is determined by this
definition: (number of blocks) x (size) in bytes.
5. Selecting a memory pool waiting queue
[( Definition format )]
Symbol
[( Definition range )] TA_TFIFO or TA_TPRI
[( Default value )] TA_TFIFO
Select a method in which tasks wait for acquisition of the fixed-size memory pool. If TA_TFIFO is selected,
tasks are enqueued in order of FIFO. If TA_TPRI is selected, tasks are enqueued in order of priority beginning
with the one that has the highest priority.
[( Variable-size memory pool definition )]
This definition is necessary to use Variable-size memory pool function.
<< Format >>
// Message buffer Definition
message_buffer[
ID No.
]{
name =
ID Name
;
mbf_section =
Section name
;
mbf_size =
Message buffer size
;
max_msgsz =
Maximum message size
;
wait_queue =
Message buffer transmit wait queue selection
;
};
The ID number must be in the range from 1 to 255. The ID number can be omitted. If omitted, ID numbers are automati-
cally assigned in order of magnitude beginning with the smallest.
<< Content >>
6. ID name
[( Definition format )]
Symbol
[( Definition range )] None
[( Default value )] None
Define the name by which the memory pool is specified in a program.
7. The maximum memory block size to be allocated
[( Definition format )]
Numeric value
[( Definition range )] 1 to 65520
[( Default value )] None
Specify, within an application program, the maximum memory block size to be allocated.