4.43 IBM/HUGIN "SERD" for cash register CHD 3010 protocol.
Protocol
Cash Register Scale
E
q
XWWWWWR
S
Where:
E
q
: 0x05h
X: 0x20h “blank space“
WWWWW: 5 characters for weight.
R
S
: 0x1Eh
NOTE:
- If the Scale receives something different to EQ does not respond.
- The scale waits until it has a stable, positive (or zero) within range weight to respond to E
q
frame.
- If the scale has a tare weight, it sends the net weight.
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