Brecknell PS2000 - Page 31

PS1000/2000 User Instructions 29
Table 6.2 Symbols Used
Table 6.3 Bit Definition of H
1
H
2
H
3
<LF> Line Feed character (hex 0AH)
<CR> Carriage Return character (hex 0DH)
<ETX> End of Text character (hex 03H)
<SP> Space (hex 20H)
H
1
H
2
H
3
Four current status bytes
<P> Polarity character: "?" or " "
W
1
---W
7
Reading data, 1-7 bytes (seven digits)
<DP> Decimal point
U
1
U
2
Measure units, kg, lb, lb:oz, % or pcs; 2-5 bytes
Bit
Byte 1 (H
1
) Byte 2 (H
2
) Byte 3 (H
3
)
0 0 = stable 0 = not under capacity 00 = compare disable
01 = lower limit
10 = ok
11= upper limit
1 = not stable 1 = under capacity
1 0 = not at zero point 0 = not over capacity
1 = at zero point 1 = over capacity
2 always 0 always 0 0 = gross weight
1 = net weight
3 0 = eeprom OK always 0 always 0
1 = eeprom error
4 always 1 always 1 always 1
5 always 1 always 1 always 1
6 always 0 always 1 always 0
7 parity parity parity