CI-100A Indicator Operation & Service Manual
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CAS-USA
Corporation
www.cas-usa.com
43
23.9 Communication Details when
USER-COM1/2-LAYOUT
is set to
SCP-12
:
23.9.1 This protocol of serial communication is similar to with NCI3835 protocol. The baud rate and data
format is set by User menu.
23.9.2 Output status bit meaning:
Bit
Status Byte1
Status Byte2
0
0=Scale in motion
1 = Under capacity
1=Stable
0 = Not under capacity
1
0= Scale at zero
1 = Over capacity
1= Not at zero
0 = Not over capacity
2
0=RAM error
1 = ROM error
1= RAM okay
0 = ROM okay
3
0= EEPROM error
1 = Faulty calibration
1= EEPROM okay
0 = Calibration okay
4
Always 1
Always 1
5 always
1
always
1
6 always
0
always
0
7 parity
parity
23.9.3 Key to symbols used:
<ETX> End of TeXt character (03 hexadecimal).
<LF>
Line Feed character (0A hex).
<CR> Carriage Return character (0D hex).
Xxxxxx Weight characters from display including minus sign and out-of-range characters.
p
Polarity character (ie ‘-’ for negative, space for positive)
hh
Two status bytes. (see 23.9.2)
UU
Units of measure (LB, KG or OZ all upper case).
23.9.4 Summary of Command and Response:
Command
Response
ASCII
HEX
W<CR>
57 0D
Returns decimal lb, kg or oz weight, units and status.
<LF>pxxx.xxUU<CR>hh<ETX>
Returns ounces weight with units plus scale status.
<LF>p00xxxxxOZ<CR>hh<ETX>
Scale status only if initial zero error.
<LF>hh<CR><ETX>
S<CR>
53 0D
Read scale status : <LF>hh<CR><ETX>
Z<CR>
5A 0D
Simulate ZERO key: no response from scale.
others
Un-known commands: <LF>?<CR>
23.9.5 If your indicator need work with UPS worldship, you can try following settings:
(1) USER-COM1(or 2)-BAUD.RT=4800
(2) USER-COM1(or 2)-BYT.FMT=7E1
(3) USER-COM1(or 2)-LAYOUT=SCP-12
(4) Set scale port to NCI3835 in UPS Worldship.
