Command: U<CR> (55h 0dh)
Changes units of measure (simulate UNIT key) and return scale status with new units,
The new measure unit should be allowed to use
<LF> U
1
Command: L<CR> (4ch 0dh)
If Hold function can be activated, it will enable/disable hold function (simulate HOLD key) and returns scale status.
<LF> H
H
H
<CR><ETX>
1
2
3
Command: X<CR> (58h 0dh)
Power off the scale, just like press down the ON/OFF key to turn off the scale.
Command: all others
MS140/300 User Instructions
U
<CR><LF> H
H
H
<CR><ETX>
2
1
2
3
Unrecognized command
<LF>? <CR><ETX>
Table 6.4 Summary of Command and Response:
Command
ASCII
HEX
W<CR>
57 0d
Read scale weight:
<LF>^^^^^^^^U1U2 U3U4U5<CR><LF> H1H2H3 H4<CR><ETX>---over
capacity
?<LF>________U1U2U3U4U5<CR><LF> H1H2H3 H4<CR><ETX>---under
capacity
?<LF>-------- U1U2 U3 U4U5<CR><LF> H1H2H3 H4<CR><ETX>---zero-point
error
?<LF><p>W1W2W3W4W5<dp>W6U1U2U3U4U5<CR><LF>H1H2H3H4<CR
><ETX>---normal data
S<CR>
53 0d
<LF> H1H2H3H4<CR><ETX>; read scale status
Z<CR>
5a 0d
<LF> H1H2H3H4<CR><ETX>; simulate ZERO key
T<CR>
54 0d
<LF> H1H2H3H4<CR><ETX>; simulate TARE key
U<CR>
55 0d
<LF> U1U2 U3 U4U5<CR><LF> H1H2H3H4<CR><ETX>; simulate UNIT key
L<CR>
4c 0d
<LF> H1H2H3H4<CR><ETX>; simulate HOLD key
X<CR>
58 0d
power off the scale, simulate OFF key
others
<LF>? <CR><ETX>
Response
Response
Response
Response
Response
31