S Controller Interface Buffer Memory Configuration - Toshiba 2000 V Series Manual

Chapter 4 Operating Procedures for the DN611 (Software)

4.2 S Controller Interface Buffer Memory Configuration

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The operation of DN611 control and data input/output using the S controller is basically
performed by reading and writing the S controller interface buffer memory with MREAD
and MWRITE instructions.
S controller
User program
・MREAD instruction
・MWRITE instruction
(Function block)
Figure 4-5 Interface between Controller and DN611
Module control
request
Semaphore
Module control
area
response
RAS information
RAS
information
area
Output to slave
Input/output
data area
Input from slave
model 2000 DeviceNet Module Manual (DN611/DN611A)
DN611
S controller
interface
buffer memory