DPOS 400
49-TGDP4ES02
13
4.2 TPV CASIO CE protocol
Protocol
Cash Register
Scale
S
x
Part 1
A
K
Price send
@1PPPPPC
R
L
F
S
x
A
K
Part 2
10C
R
L
F
Weight, amount, price request
S
x
A
K
WWWWWPPPPPIIIIII0C
R
L
F
Where:
S
x
:
0x02h
A
K
:
0x06h
@1:
0x40h y 0x31h
L
F
:
0x0Ah
10:
0x31h y 0x30h
NAK:
0x15h
C
R
:
0x0Dh
WWWWW:
5 characters for weight.
PPPPP:
5 characters for price.
IIIIII:
6 characters for amount.
NOTE:
-
The protocol contains two parts; on the first one the article weight is sent. On the second one weight,
price and amount calculated by the scale is requested.
-
If the weight is unstable, negative or erroneous; the scale wait until it has stable positive within range
weight to send weight, price and amount.
-
If the weight, price or amount is zero when a request is made, the scale responds with
00000PPPPP000000 C
R
L
F
. The price field is substituted by the sent price.
-
If the amount overflows the scale send 000000 on the amount field.
-
The scale takes into account the minimum weight adjustment. If this adjustment has the value 1 the
scale responds with
NAK
if the weight is lower than 20 steps.
-
Between different requests the weight must vary at least 20 steps or pass through zero, otherwise the
scale responds with
0000000000000000 C
R
L
F
.
-
If the scale has a tare weight, it sends the net weight in the field
WWWWW
.
-
If the scale detects some error on the format or on the frame of send sequence it responds with
NAK
.
Summary of Contents for DPOS400 SERIE
Page 1: ...TEST AND ADJUSTMENTS MANUAL DPOS400 SERIE Ref 49 TGDP4ES02 V 1 08 ...
Page 2: ......
Page 72: ......
