Mitsubishi Electric GOT2000 Series Connection Manual page 301

■2. Function Code
The GOT (slave) supports the following function codes (sub function code).
Function Code
(sub function code)
0x01
0x02
0x03
0x04
0x05
0x06
0x08
0x0F
0x10
■3. GOT (slave) operations for all station specification (broadcast function) from the
MODBUS/RTU master equipment
The "all station specification (broadcast function)" operates when [0] is specified as the slave address in the request
packet. The actual operation of the GOT (slave) is as follows.
• The GOT (slave) will not respond to the read-out requests specifying all stations from the MODBUS/RTU master
equipment (read-out disabled).
• The GOT (slave) will perform the write-in requests specifying all stations from the MODBUS/RTU master equipment
but will not respond.
• The GOT (slave) will not respond to the diagnosis requests specifying all stations from the MODBUS/RTU master
equipment (loopback disabled).
Function
Read Coils
Read Discrete Inputs
Read Holding Registers
Read Input Registers
Write Single Coil
Write Single Register
Diagnostics
Write Multiple Coils
Write Multiple Register
Number of device that is accessible
with one message[Unit: point(s)]
1 to 2000
1 to 2000
1 to 125
1 to 125
1
1
-
1 to 1968
1 to 123
7.6 Device Range that Can Be Set
7
7 - 15