13.4.4 Data queue information
The number of data queue information items that can be specified is defined as being within the range of 0 to 127.
Specifies the ID number for a data queue.
A value from 0x1 to 0xff, or a name, can be specified for dtqid.
A value from 0x1 to 0xff, or a name, can be specified for dtqid.
Note When a name is specified, the CF78V4 automatically assigns an ID number.
The CF78V4 outputs the relationship between a name and an ID number to the system information header file in the following format:
The CF78V4 outputs the relationship between a name and an ID number to the system information header file in the following format:
Specifies the task queuing method for a data queue.
The keyword that can be specified for dtqatr is TA_TFIFO only.
The keyword that can be specified for dtqatr is TA_TFIFO only.
Specifies the maximum number of data units that can be queued to the data queue area of a data queue, and the name of the memory area secured for the data queue area.
Only values from 0x0 to 0xff can be specified for dtqcnt, and only memory area name "kernel_work0, kernel_work1, kernel_work2, kernel_work3" can be specified for sec_nam.
Only values from 0x0 to 0xff can be specified for dtqcnt, and only memory area name "kernel_work0, kernel_work1, kernel_work2, kernel_work3" can be specified for sec_nam.