Details Of I/O Transfer And Necessary Information; Details Of Special Data; Instructions And Data; Common Data For Transmission And Reception - Omron C200H-MC221 Operation Manual

Details of I/O Transfer and Necessary Information

4-4-5 Details of Special Data

Axis Address
Common
6100
6101
4-5

Details of I/O Transfer and Necessary Information

4-5-1 Instructions and Data

4-5-2 Common Data for Transmission and Reception

Initial Setting Area
Expansion Data Area
Only intelligent transfer can be used to transmit or receive special data.
R/W Name
R/W Writing position data to
the flash memory
R/W Writing parameters to
the flash memory
I/O transfer makes it possible to transmit or receive data of 6,000 words max. or
2,000 position data items at a time.
A total of 6,000 words is used to transfer 2,000 position data items (i.e., 2,000 x
3).
Use I/O transfer if it is necessary to transfer a large number of data items.
The following information is necessary for the transmission and reception of
position data using I/O transfer. Refer to Section 6 PC Data Area Interface for
details.
I/O transfer uses the expansion data area of the PC data area interface. There-
fore, the following settings are necessary in the initial setting area.
• To set the expansion data area in the DM area or EM area (available to the
C200HX and C200HG only).
• To determine the first word of the DM area or EM area to which the expansion
data area is allocated.
The expansion data area must contain the following data.
• Data used for transmission:No. of data transfer words
• Data used for reception:
The data items used for transmission or reception can be referred to when the
transmission or reception control bit is turned ON.
Description
L+1
0 0 0 0 0 0
Writes position data to the flash memory.
X = 0: No data has been written or data has been
written.
X = 1: Data is being written or data has been written.
Set this area to 1 to write position data to the flash
memory. The area will be set to 0 when the data has
been written.
Writes parameters to the flash memory.
There is no difference in usage between parameter
flash memory write and position data flash memory
write.
Data source word
Data destination address
No. of data transfer words
Data source address
Data destination word
Section 4-5
L
0 X
51