Siemens SIMATIC ET 200SP CM 1xDALI, Manual, Page: 54 / 126

Programming
5.6 Diagnostic function blocks
ET 200SP Communication module CM 1xDALI (6ES7137-6CA00-0BU0)
Manual, 06/2019, A5E46959434-AA
53
Parameter Declaration Data type Memory
area
Description
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).
GTIN Array[0..5]
of BYTE
I, Q, M, D,
L
Show the global trade item number of the device. Each GTIN has 6
bytes.
5.6.2 DALI_ECG_STATUS
Description
DALI_ECG_STATUS is used for querying the status of one control gear. The status
information is queried from the physical DALI device (refer to data flow path 6 (Page 23)).
The status information saved in the CM 1xDALI will be updated (refer to data flow path 4
(Page 23)).
Parameter
The following table shows the parameters of the function block:
Parameter Declaration Data type Memory
area
Description
READ Input
BOOL I, Q, M, D,
L or Con-
stant
Query the status of one control gear upon a rising edge.
ADDRESS 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
communicates 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.