8 Analog I/O Slave Unit
8 - 6
GX-series EtherCAT Slave Unit User’s Manual
An Analog Input Slave Unit has input data for four channels and Sysmac error status. It is allocated to
the IN area of I/O memory of the EtherCAT Master Unit.
*1
Refer to the manual of the EtherCAT Master Unit for allocation methods.
*1 Unit version 1.1 or later only.
Analog input data (for 4 channels)
Analog input data (for 4 channels) and Sysmac error status
8-2-2 I/O Data Allocation (PDO Mapping)
Input data allocation
Offset
(byte)
7 bit 0 bit
0
Analog input data for CH1
+1
+2
Analog input data for CH2
+3
+4
Analog input data for CH3
+5
+6
Analog input data for CH4
+7
Offset
(byte)
7 bit 0 bit
0
Analog input data for CH1
+1
+2
Analog input data for CH2
+3
+4
Analog input data for CH3
+5
+6
Analog input data for CH4
+7
+8 Sysmac error status