YASKAWA P7, User Manual, Page: 223 / 256

Communications D - 9
Modbus Data Tables
The data tables are shown below. The types of data are as follows: Reference data, monitor data and broadcast data.
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Reference Data
The reference data table is shown below. Reference data can be read and written to.
Table D.4 Reference Data
Register No. Contents
0000H Reserved
0001H
Frequency reference
Bit 0 Run Forward 1: Run Forward
Bit 1 Run Reverse 1: Run Reverse
Bit 2 External fault 1: Fault (EFO)
Bit 3 Fault reset 1: Reset command
Bit 4 ComNet
Bit 5 ComCtrl
Bit 6 Multi-function digital input command 3
Bit 7 Multi-function digital input command 4
Bit 8 Multi-function digital input command 5
Bit 9 Multi-function digital input command 6
Bit A Multi-function digital input command 7
Bits B to F Not used
0002H Frequency reference (Set units using parameter o1-03)
0003H to 0005H Not used
0006H PI Setpoint
0007H Analog output 1 setting (-11 V = 726 to 11 V = 726)
→
10V = 660
0008H Analog output 2 setting (-11 V = 726 to 11 V = 726)
→
10V = 660
0009H
Multi-function contact output setting
Bit 0 Digital output 1 (Terminal M1-M2) 1: ON 0: OFF
Bit 1 Digital output 2 (Terminal M3-M4) 1: ON 0: OFF
Bit 2 Not Used
Bits 3 to 5 Not used
Bit 6 Set fault contact (terminal MA-MC) output using bit 7. 1: ON 0: OFF
Bit 7 Fault contact (terminal MA-MC) 1: ON 0: OFF
Bits 8 to F Not used
000AH to 000EH Not used
000FH
Reference selection settings
Bit 0 Not used
Bit 1 Input PI setpoint 1: Enabled 0: Disabled
Bits 3 to B Not used
C Broadcast data terminal S5 input 1: Enabled 0: Disabled
D Broadcast data terminal S6 input 1: Enabled 0: Disabled
E Broadcast data terminal S7 input 1: Enabled 0: Disabled
F Not used
Note: Write 0 to all unused bits. Also, do not write data to reserved registers.