Brecknell HS300 - Page 24

20
(4) Command: T<CR> (54h 0dh)
Response: TARE function is activated, and then returns scale status. just like
pressing TARE button:
<LF> H1H2H3<CR><ETX>
If TARE function cannot be activated, it will return to current scale status.
(5) Command: U<CR> (55h 0dh)
Response: Changes units of measure and return scale status with new units,
just like pressing UNIT button. The new measure unit should be allowed to
use as per P11 setting.
<LF>u1u2<CR><LF> H1H2H3<CR><ETX>
If the weight unit is lb:oz, U1U2= lb oz
(6) Command: L<CR> (4ch 0dh)
Response: If Hold function can be activated, it will enable/disable hold (lock)
function, like the HOLD key is pressed, and returns scale status.
<LF> H1H2H3 <CR><ETX>
(7) Command: X<CR> (58h 0dh)
Response: power off the scale, just like press down the ON/OFF key to turn
off the scale.
(8) Command: all others
Response: Unrecognized command
<LF>? <CR><ETX>
2.5) Output status bit meaning:
Table5: The status bits definition:
Bit
Byte 1 (H
1
)
Byte 2 (H
2
)
Byte 3 (H
3
)
0
0=stable
0= not under capacity
01=normal
work mode
10= hold work mode
00=not define
11= not define
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