Siemens SIMATIC ET 200SP Manual page 78

Parameter data record
A.1 Parameter assignment and structure of the parameter data record
Structure of data record 128 in Fast Mode
The following table shows you the structure of data record 128 for TM Count 1x24V for "Fast
Mode" operating mode. The values in byte 0 to byte 3 are fixed and must not be changed.
Table A- 2 Parameter data record 128: "Fast Mode" operating mode
Bit →
Bit 7
Byte ↓
0...3
0
1
2
3
4
4 Reserved
2)
5
5 Reserved
2)
6...7
6 Sensor type:
00 : Sourcing output
B
01 : Sinking output
B
10 : Push-pull (sinking
B
and sourcing output)
11 : Invalid
B
7 Reaction to signal N:
00 : No reaction to sig-
B
nal N
01 : Synchronization at
B
signal N
10 to 11 : Invalid
B
8...9
78
Bit 6 Bit 5
Major Version = 0
Length of parameter data per channel = 48
Counter inputs (parameters for incremental encoders and pulse encoders)
Signal evaluation:
00 : Single
B
01 : Double
B
10 : Quadruple
B
11 : Invalid
B
Invert direc- Enable
tion diagnostic
1)
interrupt on
wire break
Bit 4 Bit 3
Header
Reserved
2)
Reserved
2)
Operating mode
Operating mode:
0000 : Invalid
B
0001 : Counting / Position input
B
0010 to 1111 : Invalid
B
Basic parameters
Enable
additional
diagnostic
interrupts
Signal type:
0000 : Pulse (A)
B
0001 : Pulse (A) and direction (B)
B
0010 : Count up (A), count down (B)
B
0011 : Incremental encoder (A, B phase-shifted)
B
0100 : Incremental encoder (A, B, N)
B
0101 to 1111 : Invalid
B
Filter frequency
0000 : 100 Hz
B
0001 : 200 Hz
B
1)
0010 : 500 Hz
B
0011 : 1 kHz
B
0100 : 2 kHz
B
0101 : 5 kHz
B
0110 : 10 kHz
B
0111 : 20 kHz
B
1000 : 50 kHz
B
1001 : 100 kHz
B
1010 : 200 kHz
B
1011 to 1111 : Invalid
B
Reserved
2)
Technology Module TM Count 1x24V (6ES7138-6AA00-0BA0)
Bit 2 Bit 1
Minor Version = 1
Reaction to CPU STOP:
00 : Output substitute
B
value
1)
01 : Keep last value
B
10 : Continue operation
B
11 : Invalid
B
:
3)
Manual, 02/2017, A5E33002339-AB
Bit 0