Page 116 - Advanced Course

KNX ADVANCED COURSE

4.4 3 Bit with Control

4.4.1 General

These datapoint types are amongst others used to realize relative dimming or moving
blinds relative to a certain start position.

4.4.2 Datapoint DPT_Control_Dimming
Format: 4 bit: B 1U 3
octet nr 1

field names c Step-
Code
encoding
B U U U

Range: = {0,1}

c
StepCode = [000b…111b]
Unit: None
Resol.: (not applicable)
Datapoint Types
ID: Name:
3.007 DPT_Control_Dimming

Data fields Description Encoding
c Increase or decrease the brightness. See 1.007
0 = Decrease
1 = Increase
StepCode The amount of intervals into which the range of 0 % 001b…111b: Step
… 100 % is subdivided, or the break indication. Number of intervals = 2^ (stepcode-1)
000b: Break
4.4.3 Datapoint DPT_Control_Blinds

Format: 4 bit: B 1U 3
octet nr 1

Step-

field names c
Code
encoding
B U U U

Range: = {0,1}
c
StepCode = [000b…111b]
Unit: none
Resol.: (not applicable)
Datapoint Types
ID: Name:
3.008 DPT_Control_Blinds

Home and Building Management Systems KNX Association
Interworking Interworking_E1209b.doc 14/36