6
- 133
6.21 LED Display
6.21.2 Priority setting
6
FUNCTIONS
6.21.2 Priority setting
This section explains the priority setting for the error messages shown on the display at
error occurrence.
(1) Displayed error messages and their priorities
When multiple factors that can be displayed occur, the display is performed with the
following conditions:
• A stop error is unconditionally set to the display device data (SD220 to 227).
• An operation continuation error is displayed in accordance with the priority factor
number indicated in this section.
The priority can be changed. (Set with special registers SD207 to 209)
• When errors with the same priority level occur, the error detected first is
displayed.
The priority is set with the special registers SD207 to 209 in the following manner:
Diagram 6.78 Special registers and bit configurations related to priority setting
Factor number setting area
Factor number setting area
Factor number setting area
Priority order 4 Priority order 3 Priority order 2 Priority order 1
Priority order 8 Priority order 7
Priority order 11
Priority order 6 Priority order 5
Priority order 10 Priority order 9
15 to 12 11 to 8 7 to 4 3 to 0 bit
SD207
SD208
SD209
Ignored
SD207
SD208
SD209
Default value of factor number (value within
parentheses is default value when Basic
model QCPU is used): Hexadecimal number
15 to 0 bit
4(0) 3(0) 2(0) 1(0)
0(0) 7(7) 6(0) 5(0)
0(0) B(0) 0(0) 9(0)
To Next Page
Loading...
