Transmission Buffer - Sharp JW-20FL5 User Manual

Chapter 9: Message transfers

9-2 Transmission buffer

This section describes the transmission buffer that is used for sending and receiving data for the
message transfer.
The transmission buffer area (+0000 to 4055
(address 34 to 36
Transmission
buffer address
+0000
to
+1777
+2000
to
+3777
+4000
+4001
+4002 to 4003
+4004 to 4007
+4010 to 4011
+4012
+4013
+4014 to 4015
9
+4016 to 4037
+4040
+4041
+4042 to 4043
+4044 to 4047
+4050 to 4051
+4052
+4053
+4054 to 4055
*1: The data in the transmission area [information section] and [data section] are transferred when
01
(H)
JW-50FL clears the setting data of the sending data section.
*2: Enter 255
currently connected.
). (Parameter See Chapter 12.)
(8)
(8)
Receiving [data section]
- When writing 00
transferred to the control module (CPU board)
Sending [data section] *
Node number of the node sending data.
Response message type (always 00
Transaction code (response).
Top address of the virtual address space.
Data length of response from the virtual
address space (word/byte).
Current fragment block number (always 01
Total fragment block number (always 01
Current block length (byte)
Reserved area
Node number of destination node. *
Response message type (always 00
Transaction code (request).
Top address of the virtual address space.
Data length requesting to the virtual address
space (word/byte).
Current fragment block number (always 01
Total fragment block number (always 01
Current block length (byte)
is written at the base address +301 in the communication control area. After sending data,
at the base address +4040. Then the data will be transferred to all the nodes
(D)
) is determined by entering top address to parameter
(8)
Details
to address +4000, the received data will be
(H)
1
)
(H)
(H)
)
(H)
2
)
(H)
(H)
)
(H)
9-4
Receiving
[information section]
)
*1 Sending
[information section]
)