Manual

111
PfofiBus Gateway
8.5 RC_READ_00
Explanation; The data specified by POS and DATA_ID is read from the specified axis at the leading
edge of REQ. The input parameter POS is effective only when the data type ID is one
that relates to the POS table.
Parameters;
I/O
Parameter
name
Data type Explanation
Input REQ BOOL
Issue an execution request upon FALSE → TRUE.
POS INT Position number value. Settable values vary
depending on the axis.
DATA_ID INT Data type ID; 0 Target position (unit: 0.01 mm)
1 In-position band (unit: 0.01 mm)
2 Speed (unit: 0.01 mm/s)
3 Each zone+ (unit: 0.01 mm)
4 Each zone- (unit: 0.01 mm)
5 Acceleration (unit: 0.01 G)
6 Deceleration (unit: 0.01 G)
7 Push rate (FFH = 100%)
8 Threshold % (FFH = 100%)
128 Current Position
129 Alarm code
LADDR WORD Gateway head I/O address
AXIS BYTE Axis number (0 to 15)
Output DONE BOOL One pulse is output upon completion of command
issuance.
BUSY BOOL The command is being issued.
RESULT WORD Command
issuance
result code;
0000H Successful
0102H Invalid POS number
0103H Invalid command
0201H Communication failed
0202H Exceptional response
1000H Invalid axis number or data ID
DATE DWORD Read data
* This function block uses the SFC14/15. Consistency setting is required for data corresponding to the
first five words in the command area.
Read request
Position numbe
r
Data type ID
Gateway head address
Axis numbe
r
Complete pulse
Executing
Result code
Read data