Alyseum MS-812 User Manual
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MS-812 – User’s manual © - Revision 1.9
Page 14
Pitch wheel 
The pitch wheel message is recognized as expected but can also be preset “manually”. This gives 
the wheel a starting position when the preset is recalled. 
Learn 
The MS-812 implements a message identity learning feature. This is implemented on the Modifiers 
A and B, as well as Selector X. Once a message generator is connected to an input of the MS-812, 
activating the learn button will define the next incoming message as the matching source. 
Comparator 
A comparator module can act on a digital output in relation to an analog source; the output will 
depend on the current signal level compared to the two adjustable threshold levels (Floor and 
Ceiling). 
5.3.7
The Clocks sub-device
This sub-device presents 2 inputs. Each input can receive one clock flow and its related control 
messages. 
Each input processes messages from which it create various signals that can be hooked up to the 
digital output jacks. 
Clock signals
Incoming message
Signals generated
Clock tick
Tick
Start from zero
State becomes ON, Reset pulse
Continue
State becomes ON
Stop
State becomes OFF
Fill-in Fill-in
pulse
