... the right weigh
FRD-100 BL Manual page 5 of 7
NORMAL BEHA IOUR
When power is applie , the Scoreboar will go through a sequence of initialisation. By
carefully looking at the isplay, you will be presente the following ata:
888888 all segments are on, then off to verify correct operations
08.25 is the firmware version
A.00 is the a ress of the isplay (normally set to 00 if isable )
C:9600 in icates the current bau rate setting
P: 20 Protocol number or other i entification
After initialisation, the Scoreboar will blank with all ecimal points activate . This is
the efault 'waiting screen' in icating that it is awaiting a vali message.
The Display is set to “Autosearch” by stan ar . It will try to etect the connection an
ata protocol settings by itself. This etection is shown on the screen an can take
some minutes. After the settings were foun the isplay shoul show the incoming
ata on screen. (e.g. the weight sent out by the in icator)
If the screen is still empty after 5 minutes, please eactivate everything, check again
the cables an the in icator interface settings an restart everything.
Note that re ucing the voltage supplie below 20V will turn off backlight an re uce
current consumption. The operation will otherwise be as normal.
STANDARD DATA PROTOCOL DESCRIPTION
As a serial isplay, the message format han le is base on the parameter setting that
efines vali an essential ata. The ata isplaye is replace each time a vali new
message is receive . The timeout function may auto blank the isplay after a preset
number of secon s.
There are a lot of pre efine protocols store in the Display. The autosearch will
automatically set the correct one (if existing) to fit the incoming Data
The following text only escribes the factory efault protocol.
Default Protocol
<STX> ata<CR>
Where <STX>=ASCII 02 , <CR>=ASCII 13 . Data inclu es minus sign (-), ecimal
point (represente by '.' or',') an lea ing blanks or zeros.
Addressing Control
<SOH> AA <STX>
Will select isplay AA (00 to 99). 00 will broa cast to all connecte isplays.
A ressing is use relatively sel om
.
