3-6
Driving the Display
PX 30 and PX 120 Operating Manual
23 15
0 0
1 1
0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0
7
0
0
23 15
0
0
0 0 0
0 0
1
0 0
0 0 0 1 0
7
0
0
0
0
1
1
0
Example: Calling up the message with text number 130
Text numbers from 0 ... 9 999 are accepted.
Example: Calling up the message with text number 580
Variable Mode
Binary-Coded Transmission
? = 1
Inserts "?"; flashes alternately with the lowest value digit of the
variable value
? = 0
"?" not inserted
_ = 1
Inserts "_"; flashes alternately with the lowest value digit of the
variable value
_ = 0
"_" not inserted
If ? = 1 and _ = 1, "?" will be inserted.
"?" or "_" can still be flashed at the point of the lowest value digit even when the variable
value is not transmitted (only in the 1st cycle, when E18 and E19 = 1).
Text Mode
BCD-Coding
23 22 21 20 19 18 15
0
0
1
1
Text Number
3 3 3 3 2 2 2 2 1 1 1 1 0 0 0 0
7
0
BCD-digit
10
BCD-digit
10
BCD-digit
10
BCD-digit
10
3
2
1
0
0
8
4
3
11
12
23 22 21 20 19 18 15
0
0
1
1
Variable Nos.
0 ... 7
7
0
0
0 ? _ 0 0 N N N
1
2
3
4
5
6
1st cycle
23 22
21 20 19 18
15
23 22
21 20 19 18
15
23 22
21 20 19 18
15
23 22
21 20 19 18
15
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