IDEC FC6A-C16K1CE Communications Manual page 43

Network settings by HMI module special data registers
When IP Settings is set to "Use special data register to configure the IP address" and DNS Settings is set to "Use special data
registers to configure the DNS server addresses" in the function area settings, the values that are set on the HMI module when the
FC6A Series MicroSmart power is turned on and when special internal relay M8184 (HMI module network settings changed trigger)
is turned on are stored in the following special data registers.
Special Data Register
D8437-D8440
D8441-D8444
D8445-D8448
D8449-D8452
D8453-D8456
Checking the HMI module network settings
The current HMI module IP address, subnet mask, default gateway, and DNS server addresses can be checked with special data
registers.
Special Data Register
D8388-D8391
D8392-D8395
D8396-D8399
D8400-D8403
D8404-D8407
FC6A S
The HMI module IP address setting value.
Example: When the IP address is 192.168.0.1
D8437=192, D8438=168, D8439=0, D8440=1
The HMI module subnet mask setting value.
Example: When the subnet mask is 255.255.255.0
D8441=255, D8442=255, D8443=255, D8444=0
The HMI module default gateway setting value.
Example: When the default gateway is 192.168.0.24
D8445=192, D8446=168, D8447=0, D8448=24
The setting value of the preferred DNS server address used by the HMI module.
Example: When the preferred DNS address is 192.168.0.100
D8449=192, D8450=168, D8451=0, D8452=100
The setting value of the alternate DNS server address used by the HMI module.
Example: When the alternate DNS address is 192.168.0.101
D8453=192, D8454=168, D8455=0, D8456=101
The HMI module IP address current value.
Example: When the IP address is 192.168.0.1
D8388=192, D8389=168, D8390=0, D8391=1
The HMI module subnet mask current value.
Example: When the subnet mask is 255.255.255.0
D8392=255, D8393=255, D8394=255, D8395=0
The HMI module default gateway current value.
Example: When the default gateway is 192.168.0.24
D8396=192, D8397=168, D8398=0, D8399=24
The current value of the preferred DNS server address used by the HMI module.
Example: When the preferred DNS address is 192.168.0.100
D8400=192, D8401=168, D8402=0, D8403=100
The current value of the alternate DNS server address used by the HMI module.
Example: When the alternate DNS address is 192.168.0.101
D8404=192, D8405=168, D8406=0, D8407=101
M S A -
ERIES ICRO MART LL IN
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FC9Y-B1730
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ETTINGS
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