Xaoc Devices DREZNO User manual
DREZNO LIPSK
thE LEIbNIZ bINaRy SubSyStEm
binary
conversion
komputor
& bit inversion
commander
Models of 1989
operator’s manual rev. 1989/1.0
SaLut
group of 8-bit signal processing devices offering
comprehensive digital signal manipulation, as well
as audio signal, control voltage, trigger, and gate
generation. Drezno is the input/output front-end
of the system, consisting of an analog–to–digital
-
analog signals and voltages based on their binary
bits of the digital signal representation.
INStaLLatION
-
be plugged into the bus board, paying close atten-
the negative 12V rail and should align with the dot,
–12V, or red stripe marks on both the unit and
reversed power connection, however reversing the
16-pin header may cause serious damage to oth-
er components of your system by short-circuiting the
Lipsk or more expansion modules to form an out-
-
-
-
should be fastened by mounting the supplied screws
-
vices, we strongly advise the user to read through the
entire manual before using the modules.
bINaRy cODE
-
N-1
0
an 8-bit system, there are 256 possible values, from
value is in the top or bottom half of the range, and
system, the individual bits are represented as gate
-
coming analog voltage is converted into eight gates.
DREZNO cONtROLS aND OPERatION
ADC input 1expects either audio or CV signals.
2, represent-
ing each of the eight bits, 7to 0
gain 3and offset 4sliders allow the user to
adapt the range of the signal fed to the A/D con-
expects only positive voltages, so for bipolar input
signals, set the offset slider to the upper position.
adc clock input 5allows
the user to override the internal clock by freezing
the output code at the rising edge of the input sig-
the adc clock allows the user to control the ADC
sampling rate. ADC output activity is indicated by
the corresponding set of eight yellow LEDs 12 .
eight DAC gate inputs 6, representing each of the
eight bits numbered from 7to 0dac output
7produces a CV or audio signal based on the input
dac clock input 8expects gate/trigger
signals and is normalized to the ADC clock via the
ribbon cable connected to the expander sockets on
clock can be replaced by a clock produced by an ex-
pander module, and it can be overridden by any sig-
also features gain 9and offset 10 sliders which
2
modules
explained
3
front panel
overview
512 8
1 7
2 6
3 9
410
11
4
14
13
set the level and shift of the DAC output signal. Sim-
ilarly, their LEDs indicate the amplitude of the out-
put signal and warn against possible clipping at the
the offset slider to the lower position.
link button 11 allows the user
section to the inputs of the DAC section, or—in the
case of Lipsk and/or other expanders connected to
Drezno—feed the ADC data though the expanders
before returning it to DAC. Patching any cable into
any DAC binary input breaks its normalization,
thereby overriding it with the external signal.
LIPSK cONtROLS aND OPERatION
Lipsk facilitates the inversion of the individual bits
-
ed to its in header 15
resulting code to its out header 16
inversion can be manually controlled by pressing
any of combination of its eight illuminated buttons
13 , or it can be automated by patching gate signals
into its gate input sockets 14
logic is hardware-based, so there is virtually no la-
tency, allowing the binary signals to be manipulated
at extreme rates..
SIGNaL maNIPuLatIONS
at thE bINaRy LEVEL
-
-
zation effect. Modifying the binary representation
creates various discontinuities in the transfer func-
tion, depending on which bits are affected. In gener-
al, the higher the bit, the more radical the effect of
-
of the range, inverting all bits turns your signal up-
inversion of several bits. Even more radical deforma-
tions of the signal are achieved by cross-patching in-
dividual ADC outputs and DAC inputs. Many interest-
ing, complex waveforms can be obtained when using
control voltages from LFOs, envelope generators,
-
-
-
ing the input signal level and boosting the output sig-
rate reduction when using an external clock.
-
-
-
ful for avoiding the erratic changes that result from
the presence of noise in the input signal.
-
form is fed into the ADC, individual binary outputs
many times per input period, depending on the level
-
put above it, resulting in extremely fast waveforms at
note: only input signals
uniform rectangular signals at the binary outputs.
output by feeding the binary DAC inputs with various
-
dac clock input may be employed for
freezing the state of the converter at any time, using
or entire 8-bit strings. In general, all types of 8-bit
mathematical operations may be performed on sig-
nals and control voltages in this way. Even more ad-
vanced manipulation of signals is possible with two
Drezno modules. Combining binary representations
of two sources opens a whole universe of transfor-
mations that would never be possible with analog
5
usage
suggestions
MADE IN THE EU
XAOCDEVICES.COM
–
12 VOLTS
RED STRIPE HERE
POWER
CONNECTOR
CHAIN A SET OF EXPANDERS
FOR THE LEIBNIZ SUBSYSTEM
REV. 03.2017
DREZNO
1989 BINARY CONVERSION KOMPUTOR
16
15
lipsk drezno
Observe the cable orientation. Do
not mistake expander headers with
power cord headers, this would
void the module warranty!
6
binary
conversion
6
converter clock
for clarity, only
four most significant
bits are shown
gate signals at individual bit outputs
gate signals at individual bit outputs
gate signals at individual bit outputs
waveform obtained by inverting all bits
7
6
5
4
7
6
5
4
7
6
5
4
7
6
5
4
7
6
5
4
7
6
5
4
7
6
5
4
7
6
5
4
7
6
5
4
7
7
6
5
4
7
6
5
4
7
6
5
4
7
6
5
4
5
0
-5
5
0
-5
6
5
3
2
1
0
6
5
3
2
1
0
input sinusoidal signal
and individual binary gates
input sawtooth signal
and individual binary gates
maIN
fEatuRES
Universal
subsystem for
creating and
processing
analog signals in
the 8-bit digital
domain
Suitable for
CV and audio
processing with
no aliasing
Independent
ADC & DAC
Near 2Mhz
internal clock with
external clock
inputs to both
converters
Lipsk: bit inversion
with manual and
CV gate control
tEchNIcaL
DEtaILS
Drezno is 12hp,
Lipsk is 6hp, both
skiff friendly
Drezno current
draw:
+50mA/-35mA
Lipsk current
draw:
+30mA/-0mA
Reverse power
protection
EASTERN BLOC TECHNOLOGIES MADE IN THE EUROPEAN UNION
ALL RIGHTS RESERVED. CONTENT COPYRIGHT © 2016 XAOC DEVICES. COPYING, DISTRIBUTION OR
ANY COMMERCIAL USE IN ANY WAY IS STRICTLY PROHIBITED AND REQUIRES THE WRITTEN PER-
MISSION BY XAOC DEVICES. SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE.
WaRRaNty tERmS
XAOC DEVICES WARRANTS THIS PRODUCT TO BE FREE OF DEFECTS IN MATERIALS OR WORKMANSHIP,
AND TO CONFORM WITH THE SPECIFICATIONS AT THE TIME OF SHIPMENT FOR A PERIOD OF ONE YEAR
FROM THE DATE OF PURCHASE. DURING THAT PERIOD ANY MALFUNCTIONING OR DAMAGED UNITS
WILL BE REPAIRED, SERVICED, AND CALIBRATED ON A RETURN-TO-FACTORY BASIS. THIS WARRANTY
DOES NOT COVER ANY PROBLEMS RESULTING FROM DAMAGES DURING SHIPPING, INCORRECT INSTAL-
LATION OR POWER SUPPLY, IMPROPER WORKING ENVIRONMENT, ABUSIVE TREATMENT OR ANY OTHER
OBVIOUS USER-INFLICTED FAULT.
LEGacy SuPPORt
IF SOMETHING WENT WRONG WITH A XAOC PRODUCT AFTER THE WARRANTY PERIOD IS OVER, NO
NEED TO WORRY, AS WE’RE STILL HAPPY TO HELP! THIS APPLIES TO ANY DEVICE, WHEREVER AND
WHENEVER ORIGINALLY ACQUIRED. HOWEVER, IN SPECIFIC CASES, WE RESERVE THE RIGHT TO CHARGE
FOR LABOR, PARTS AND TRANSIT EXPENSES WHERE APPLICABLE.
REtuRN POLIcy
THE DEVICE INTENDED FOR REPAIR OR REPLACEMENT UNDER WARRANTY NEEDS TO BE SHIPPED IN
THE ORIGINAL PACKAGING ONLY, SO PLEASE KEEP IT JUST IN CASE. ALSO, A FILLED RMA FORM MUST
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FORMATION ABOUT THE CURRENT PRODUCT LINE, USER MANUALS, FIRMWARE UPDATES, TUTORIALS,
AND MERCHANDISE.
This manual suits for next models
1
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