Mitsubishi Electric MELSEC iQ-RJ71EIP91 - Page 156

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APPX
Appendix 3 Buffer Memory
Class1 Block assurance specification per connection
■Class1 Connection Input data update state (Un\G32768 to Un\G33023)
This area stores the update status of the input data when 'Block assurance state per connection' (Un\G16630) is set to "2:
Data assurance is being performed".
• 0: No update available or data reading finished
*1
• 1: Update available
*1 If a program is used to read the input data after the input data is updated, the buffer memory value changes from 1 to 0.
■Class1 Connection Output data update state (Un\G33024 to Un\G33279)
This area stores the update status of the output data when 'Block assurance state per connection' (Un\G16630) is set to "2:
Data assurance is being performed".
• 0: No update available or data reading finished
• 1: Update available
*1
*1 If a program is used to write the output data, the buffer memory value changes from 0 to 1.
Class1 Input Area
■Class1 Input Area (Un\G65536 to Un\G98303)
This area stores the data received by the RJ71EIP91 from the EtherNet/IP device during Class1 communications.
Set the data to be received by the RJ71EIP91 from the EtherNet/IP device in the engineering tool. ( Page 79
[Connections] tab)
For details on this area, refer to the following.
Page 18 Class1 instance communications
Class1 Output Area
■Class1 Output Area (Un\G196608 to Un\G229375)
This area stores the data to send to the EtherNet/IP device from the RJ71EIP91 during Class1 communications.
Set the data to send to the EtherNet/IP device from the RJ71EIP91 in the engineering tool. ( Page 79 [Connections] tab)
For details on this area, refer to the following.
Page 18 Class1 instance communications
Address Description
Un\G32768 Connection No.1 Input data update state
Un\G32769 Connection No.2 Input data update state
 
Un\G33023 Connection No.256 Input data update state
Address Description
Un\G33024 Connection No.1 Output data update state
Un\G33025 Connection No.2 Output data update state
 
Un\G33279 Connection No.256 Output data update state