Assignment Of The Interface Of The Processing Unit With Relevance For Profibus Dp - Siemens SIMATIC VS130 Series Manual

6.2.2 Assignment of the Interface of the Processing Unit with
Relevance for PROFIBUS DP
Control Byte
Bit Correspon
No. ds to
Signal
0 DISA
1 SEL0
2 SEL1
3 SEL2
4 SEL3
5 TRN
6 TRG
7 RES
Status byte
Bit Correspon
No. ds to
Signal
0 IN_OP
1 TRD
2 RDY
3 READ
4 MATCH
5 N_OK
6 -
7 -
Note
Writing the control byte and reading and evaluating the status byte must be
analogous to the time diagrams in Section 6.1.2.
Vision Sensor VS 130
A5E00199459-01
Function
Disable: Disable manual control panel input, model selection and
train over PROFIBUS DP
Select 0: Code selection: bit 0
Select 1: Code selection bit 1 (if TRN=0) / train code (if TRN=1)
Select 2: Code selection: bit 2
Select 3: Code selection bit 3
Train: Train new code
Trigger: An evaluation is started on the positive-going edge
Reset: Reset error
Function
In Operation:
•
0 = error message is displayed.
•
1 = SIMATIC VS 130 functional, no errors
Trained:
•
In Run:
- 0 = selected code has not been trained
- 1 = selected code has been trained
•
In Training (TRN=1)
- 0 = training active
- 1 = acknowledgment signal (RDY=0)
Ready:
•
0 = device startup or SIMATIC VS 130 in Stop
•
1 = SIMATIC VS 130 in Run
Result of evaluation: Code was localized and decoded.
Result of evaluation: Code matches learned code.
Code was not legible.
reserved
reserved
Controlling with a PLC
6-7