Hitachi EH-150 Series Applications Manual page 136

Chapter 6 Communication mode
[4] Waiting time between stations
1 word
Not used
EH-SIO sends a command to each station one by one. Interval time between stations can be configurable.
EH-SIO will wait specified time multiplied by 10ms and sends response to next slave station.
The possible value for configuration is from 0 to 255 (H00FF). Data in high is ignored.
EH-SIO Request
Slave A Response
Slave B Response
Slave C Response
[5] Setting data link area
1st word
2nd word
I/O type and address is configured by 2 words. This address will be the starting address of data link area. (same
both for Master and Slave station.)
Ex.) Incase of WRA00 should be start address
[6] Number of words for master
1 word
(Not used)
Specify the data size of master in BCD. Valid range is H02 to H48. If the value is less than H1 or more than H49
or including A to F characters, initial setting error will be detected.
Waiting time for
switching station
number
Figure 6.69 Waiting time between stations
I/O code : WR
I/O No. : H0000 to HFFFF
 1st word : H000A
2nd word : H0A00
6 - 94

H000A

WL H000B

WM H000C