Jetter AG
353
JC-120MC
Programming
10.9.7 Querying the keys
This chapter gives a description on how HMI keys can be queried by the
controller.
The controller maps the keys of the HMIs to the following variables:
Special flags
Bits in registers which are overlaid to special flags
Flags and register bits assume the following states:
Key
Special flag/register bit
Pressed
TRUE/1
Not pressed
FALSE/0
While inputting numerical values, the keys used for this are not mapped to the
key flags and register bits.
Key
Description
[0] ... [9]
Entering a numerical value
[.] or [,]
Entering a decimal point or decimal comma
[-]
Entering a negative/positive numerical value;
you can press the key any time during input.
[C]
Clearing previous entries;
Displaying a suggested value a second time
ENTER ([
↵]
)
Terminating the input process; accepting the value
Topic
Page
Assigning keys ............................................................................................ 354
Registers of basic flag numbers ................................................................. 358
Introduction
Mapping keys
Restrictions
Keys to be used for
entering numerical
values
Contents
Содержание JC-120MC
Страница 1: ...User Manual JC 120MC Controller 60880901 We automate your success...
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Страница 40: ...40 Jetter AG 3 Identifying Hardware revisions see page 38 Related topics...
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Страница 395: ...Jetter AG 395 JC 120MC Programming Result When initializing the JX2 system bus the adjusted baud rate values were used...
Страница 485: ...Jetter AG 485 JC 120MC Programming Topic Page Programming 486 Registers 498 Contents...
Страница 521: ...Jetter AG 521 JC 120MC Programming Use 29 bit identifier Default 11 bit identifier...
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