ROLAND AR-200 Instruction Manual

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Controlling the AR-200 from an External Device (Control Input Connectors)
fig.inp-14
AR-200 Settings
Binary Specification
Port No.1--8
8 7 6 5 4 3 2 1
Selecting the Control Input Mode01110000
Set the MODE switches on the AR-200Os bottom panel to
START SIGNALPhrase 112PLAY
select ODIRECT PLAYBACK� from the control input modes
(PLAYBACK BY CARD DATA/DIRECT PLAYBACK/* To conduct Binary Playback, you will need to obtain a control
BINARY PLAYBACK/INTERVAL PLAYBACK).device capable of generating binary signals.
You cannot achieve control input playback merely by * Input of binary specifications should be completed in no more
connecting a device to the port. Be sure to set the control than 50 milliseconds.
input mode and match the method used for connecting to the
connectors.
Connecting External Devices
Procedure for Setting the Control Input Mode
Connectors Used in Binary Playback
1.Turn off the power of the AR-200.
O1�8�: Phrases are specified in binary format using
2.Set the MODE switches on the AR-200Os bottom panel as combinations of 0 (Off) and 1 (On).
shown below.
O9 (START) O: Start phrase playback.
SW1: ON
O10 (STOP) O: Stop phrase playback.
SW2: OFF
In addition to the connectors just described, shorting the 11/
12 (GND) (Ground) connectors enables OOn.�
3. Turn on the power of the AR-200.Applications
fig.inp-15
* Use a pointed object to change the ON/OFF settings of the
START
MODE switches.STOPSelect a Phrase
10 9 81
Assigning Phrases to the Terminals
Assign phrases 1 through 9 to Port Nos. 1 through 9.
Settings in Effect When a Card Is Formatted
fig.inp-1312 11
Port No.123459GND
Phrase000100020003 000400050009
"Important Notes on Making Connections and Switching
Specifying Phrases in Binary
the Power On and Off" (p. 9)
Notation (Binary Playback)
Even without connecting to all eight connectors used for
making the binary specifications, you can still conduct
What Is Binary Playback?/Use
Binary Playback. The number of phrases that can be specified
and Applications
is determined by the formula Otwo to the nth power minus
By inputting binary (Base 2) signals to Port Nos. 1 through 8
one� (with On� being the number of connectors used).
to select a phrase and inputting a start message to the START
Example:
terminal, you can then play back the selected phrase. A
Using three timers or other such devices capable of
maximum of 250 phrases can be selected and played back
outputting the necessary signals gives two to the third power
with this method.
minus one (i.e., 8 - 1 = 7), meaning you can specify the seven
This allows you to specify 250 phrases with control signals
phrases 001 through 007.
(from a switch or other ON/OFF signal device), without
However, start signals feature other special requirements.
having to use computers or other complicated equipment.
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