Справочник Пользователя для IBM TI5
n2
Sets the beeper volume and tone.
Bits 0–3
The note. Bit 0 is the LSB.
Bits 4–5
The octave.
Bits 6 Reserved.
Bit 7
Volume. 0 = loud, 1 = soft.
Value (Bits 0–3)
Note
Value (Bits
0–3)
0–3)
Note
Value (Bits
4–5)
4–5)
Octave
0000 – 0
C
1000 – 8
G#
00 – 0
1
0001 – 1
C#
1001 – 9
A
01 – 1
2
0010 – 2
D
1010 – A
A#
10 – 2
3
0011 – 3
D#
1011 – B
B
11 – 3
4
0100 – 4
E
1100 – C
Rest /
Silence
Silence
0101 – 5
F
1101 – D
Reserved
0110 – 6
F#
1110 – E
Reserved
0111 – 7
G
1111 – F
1 KHz
(normal
beep)
(normal
beep)
Default:
n = X'00'
Purpose:
To enable or disable the beeper.
Remarks:
v Any value other than X'00' or X'FF' is treated as an amount of time that
the beeper is to be enabled. The time is calculated as n1×0.1 seconds.
v To stop a beep command early, send the Disable Beeper command.
v Timed beeps can be chained together. They can also be downloaded as
v Timed beeps can be chained together. They can also be downloaded as
canned messages.
v A value of n2=X'2F' is recommended for the most audible tone.
Enable or Disable Upside-Down Printing
This command is supported only for the thermal station.
RS-232 Syntax:
ESC { n or X'1B 7B n'
where:
n
Enables or disables upside-down printing.
X'00'
Disable upside-down printing.
X'01'
Enable upside-down printing.
Default:
n = 00
updated March 18, 2002
Appendix C. RS-232 Programming Information
139