(2) Access to bit devices
When a bit device is accessed via mdSend( ) and mdReceive( ), the leading
device number must be set as shown in the following table.
Computer link communication
(Only when using AJ71C24 or AJ71UC24)
Ethernet communication (TCP/IP)
(Only when using AJ71E71)
Access to RX, RY and SB in the CC-Link card
(local station)
Multiple of 16 (0, 16, 32...)
Miscellaneous Multiple of 8 (0, 8, 16...)
(3) Restrictions on use of the FXCPU
(a) Access to (read from/write to) CN device (current value) number 200 and later
of the FXCPU cannot be made.
(b) When the FXCPU is used, access to devices V, Z cannot be made.
(c) When the FXCPU is used, access to device TN (timer current value) number
199 and earlier can be made but access to number 200 and later cannot be
made.
(4) Use of VB 4.0 and VC++ 4.2
When using VB 4.0 or VC++ 4.2, you cannot make CC-Link communication and
CPU board communication.
(5) Multithreading communication
Multithreading communication cannot be made.