Siemens SIMATIC ET 200SP CM 1xDALI - Dali_Ecg_Query_Level

Programming
5.5 Control gear dimming function blocks
ET 200SP Communication module CM 1xDALI (6ES7137-6CA00-0BU0)
Manual, 06/2019, A5E46959434-AA
45
5.5.3
DALI_ECG_QUERY_LEVEL
Description
DALI_ECG_QUERY_LEVEL
is used for querying the actual level of DALI control gears (refer
to data flow path 6 (Page 23)).
Parameter
The following table shows the parameters of the function block:
Parameter
Declaration
Data type
Memory
area
Description
QUERY Input BOOL I, Q, M, D,
L or Con-
stant
Query actual level upon a rising edge.
ADDRES
S
USint I, Q, M, D,
L or Con-
stant
Specify the short address of the device.
Range: 0 to 63
CM_DALI InOut "DALI_CT
RL"
The data block of
DALI_CTRL
specifies the CM 1xDALI which com-
municates with the current function block.
BUSY Output BOOL I, Q, M, D,
L
Status parameter:
• BUSY = 0: Processing of job is terminated.
• BUSY = 1: Job is still being committed.
ACTIVE BOOL I, Q, M, D,
L
Status parameter:
• ACTIVE = 0: Job is not yet started.
• ACTIVE = 1: Job is being executed.
DONE BOOL I, Q, M, D,
L
Status parameter:
• DONE = 0: Job is not yet started or still executing.
• DONE = 1: Job is executed without errors.
ERROR BOOL I, Q, M, D,
L
Status parameter:
• ERROR = 0: No error occurs.
• ERROR = 1: Error occurs during processing.
STATUS BYTE I, Q, M, D,
L
When ERROR = 0, STATUS has
following three values:
• 16#00: Idle
• 16#01: Executing
• 16#7F: Completed
When ERROR = 1, STATUS
shows the detailed error code. For
the detailed meaning of each
error code, refer to Parameter
STATUS (Page 106).
LEVEL USInt I, Q, M, D,
L
The actual level is queried from the control gear.