Siemens SIMATIC ET 200SP - Input Parameter Ssi_Absolute_Encoder

Using the SSI_Absolute_Encoder technology object
4.5 Programming the SSI_Absolute_Encoder
Counting, measurement and position detection
Function Manual, 12/2017, A5E32009889-AG
161
4.5.4
Input parameter SSI_Absolute_Encoder
Parameter
Declaration
Data
type
Default
Description
CaptureEna-
ble
INPUT BOOL FALSE Enable Capture function
After the enable, a Capture event occurs at the next configured
edge at the relevant digital input. A negative edge at CaptureEn-
able resets the output parameter CaptureStatus. A negative edge
at CaptureEnable resets the enable even if no Capture event has
occurred.
Irrespective of CaptureEnable the last value is retained at the
output parameter CapturedValue until the next Capture event.
ErrorAck INPUT BOOL FALSE SSI_Absolute_Encoder V1.0:
A positive edge acknowledges the error status reported.
SSI_Absolute_Encoder as of V2.0:
A high level acknowledges the error status reported.
EventAck INPUT BOOL FALSE A positive edge resets the following output parameters:
• CompResult0
• CompResult1
• ZeroStatus
• PosOverflow
• NegOverflow