Mitsubishi Electric Q Series Programming Manual page 72

2 MULTIPLE CPU SYSTEM
Table 2.7 Parameter setting items of Multiple CPU high speed transmission area setting
Item
CPU CPU No. corresponding to displayed parameters. CPU No.1 to No.4
Set the number of points of data that each CPU
module sends.
Default value assigned to each CPU is shown
below.
Number of
CPU specific
CPUs
send range
2
3
4
Used when communicating with the other CPU
Automatic using the automatic refresh.
refresh Number of points that is set by the "automatic
refresh setting" is displayed.
Used when communicating with the other CPU
using the program.
User setting
The value where the "number of points set in the
area
automatic refresh" is subtracted from the "CPU
specific send range setting" is displayed.
Setting description
Default value of CPU specific
send range [points]
CPU CPU CPU CPU
No.1 No.2 No.3 No.4
7k 7k — —
7k 3k 3k —
3k 3k 3k 3k
Setting/display value
Range: 0 to 14k [points]
Unit: 1k [point]
(Points: Word in units)
Range: 0 to 14336 [points]
Unit: 2 [points]
Range: 0 to 14336 [points]
Unit: 2 [points]
2 - 21
Restriction
—
• Set the total of all CPUs to be
the following points or lower.
When constituted with two
CPUs: 14k [points]
When constituted with three
CPUs: 13k [points]
When constituted with four
CPUs: 12k [points]
Do not exceed the number of
points of the CPU specific send
range.
—
Consistency
check
—
Provided
—
—