Ditel DN1 9/NB Series, Technical Manual

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TECHNICAL MANUAL
LARGE DISPLAYS DN109/NB - DN119/NB - DN189/NB - DN129/NB
CHAPTER 26 SERIAL COMMUNICATION 26-2
Order Function
D Display value
T Tare value
P High peak value
V Low peak value
Y Peak to peak value
Z Total value
For more information on the function of these commands, refer to the RS outputs
manual for KOSMOS indicators.
36. Select the physical interface type of the serial connector.
Usually, the user can choose between RS-232 and RS-485 . If you have a display
with RS-422 option, you can choose between RS-232 and RS-422 , see
explanation on 21.4 .
37. Assigns the timeout
(in seconds) for a new request before the display shows “-“ in all
digits. 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 timeout, the last data will be shown
indefinitely.
38. Allows you to select a message header. ASCII protocol only.
The available headers are listed below:
Header
NONE
02h Valor 02h
02h AH AL 02h Value + Display address (H Byte L Byte)
02h AL AH 02h + Display Address (L Byte H Byte)
@ AH AL E D Host-Link Omron
AH AL Display address (H Byte L Byte)
AL AH Display address (L Byte H Byte)
Table 73: ASCII protocol headers.
39. Allows you to select the end of the message
Endblock
<CR> 0Dh 0Dh.
<LF> 0Ah 0Ah.
<CR LF> 0Dh 0Ah 0Dh 0Ah.
<LF CR> 0Ah 0Dh 0Ah 0Dh.
03h 03h Value
< * CR> 2Ah 0Dh Host-Link Omron 2Ah 0Dh.
Table 74: ASCII protocol end blocks.
40. Allows you to select the display response.
Reply
NONE No response from display
@ AH AL ED 0 * <CR> 40h H Byte_Dir L Byte_Dir 45h 44h 30h 2Ah 0Dh
HEADER 06h ENDBLOCK Header 06h End block
Table 75: ASCII protocol reply.