Ditel DN1 9/NB Series, Technical Manual

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TECHNICAL MANUAL
LARGE DISPLAYS DN109/NB - DN119/NB - DN189/NB - DN129/NB
CHAPTER 24 ETHERNET COMMUNICATION 24-2
15. Allows to select an end of frame. It is used as an enabler; the display will only show the
data to which the end of the chosen frame is added. Selecting NONE disables this
feature.
The available frame endings are as follows:
End block
NONE
02h Value 02h
03h Value 03h
04h Value 04h
<CR> 0Dh 0Dh
<LF> 0Ah 0Ah
<CR LF> 0Dh 0Ah 0Dh 0Ah
<LF CR> 0Ah 0Dh 0Ah 0Dh
< * CR> 2Ah 0Dh Host-Link Omron 2Ah 0Dh
Table 57: ASCII end blocks.
16. Allows to select the display response. This response will be sent whenever the display
receives data, regardless of whether it is viewed.
Available answers are:
Reply
NONE No answer
ACK Acknowledgment of receipt
06h Value 06h
@ AH AL ED 0 * <CR> 40h Direc A Direc.B 45h 44h 30h 2Ah 0Dh
06h ENDBLOCK 06h Block end
Table 58: Answers for ASCII protocol
17.
Sets the time to wait (in seconds) for a new request before the display sets “-“ to all
characters. The value can be any integer multiple of 10 between 0 and 2550 (inclusive).
In case of value 0, the display does not establish any waiting time, the last data will be
shown indefinitely.
18. When modifying any parameter, the button is enabled to send the new information to the
display.
MODBUS/TCP Protocol
End block not required.
To use the MODBUS/TCP protocol, the communication port must be properly configured
(See
section 24.1 ).
MODBUS Functions
The MODBUS functions accepted by the displays are shown in the following table:
Tipe Name Code
Data
access
Access to internal bits
and
Coils
Read Coils 01h
Write Single Coil 05h
Write Multiple Coils 0Fh
16-bits access to
internal registers Read Holding Registers 03h
Write Single Register 06h
Write Multiple Registers 10h
Table 59: MODBUS Functions accepted.