Hitachi EH-150 Series - Page 6

REVISION TABLE
REV
DATE
CONTENTS
-
2004.03
First release
A
2004.07
The function supported by Software Ver. 2.0 was added.
- Modbus (ASCII mode)
- Modbus Slave mode (I/O mapping)
- Hi-Protocol mode
- Simple data link mode
B
2004.11
The function supported by Software Ver. 2.1 was added.
- Hi-Protocol mode (Transmission control procedure 2)
- Self-check mode
C
2004.12
Free-protocol Mode
- The sample program of initial setting is corrected.
- Notes about TRNS 9 command are added.
Modbus master Mode
- The sample program of initial setting is corrected.
- The sample program of query transmitting is added.
D
2008.09
Description to use EH-SIO by EHV-CPU is added
Writing errors on the wire connection of the loop back cable used in the
self-diagnosis mode are modified
Modbus Slave Mode
- The query example and response of function code 0x03 are corrected.
E
2014.09
Example of cable connection for RS-422/485 is corrected.
Add expansion communication setting function
Simple data link Mode
- The sample program of initial setting for EHV is corrected.
F
2019.10
The functions supported by Software Ver. 2.0 / Hardware Rev. 10 are added.
- Communication interface for Port1 can be selectable (RS-232C / RS-422,485)
- XRS1 / XRS2 bit are added to status register
- In Modbus slave mode, Internal output which is accessed by function code 06
can be selectable. (WM /WR)
Corrected errors in some sentence and words.