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intellijel designs Plog Manual

Rev 1.0

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The Intellijel Plog is a voltage controllable digital logic
device designed for musical applications. It is primar-
ily intended to create controllable patterns from gate/
pulse sources like clocks and sequencers.
It has many other applications other than to simply
mutate drum patterns. What you will use it for is up to
your imagination!
It contains four major blocks of logical operations.
These blocks are normalled in such a way that all the
blocks can be used together with minimal patching.
The Plog comprises two - triple input boolean logic
sections (with CV over type), a toggle flip flop and a
data flip flop.
The Toggle flip flop can also be turned into a tap
tempo clock source.
The normals of the Plog can all be broken via the
switching jacks or in the case of theToggle input by a
jumper on the rear panel.
The Plog has been realized with a micro controller
that allows us to have features such as CV over logic
type and memory recall of initial logic state. The digi-
tal design of the Plog also means it is very shallow
behind the panel.
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Plog rev 1.0 MANUAL
Plog rev 1.0 MANUAL
Overview

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Summary of Contents for intellijel designs Plog

  • Page 1 The Toggle flip flop can also be turned into a tap tempo clock source. The normals of the Plog can all be broken via the switching jacks or in the case of theToggle input by a jumper on the rear panel.
  • Page 2 Plog rev 1.0 MANUAL Front Panel 1 - TYPE (LOAD) This button selects the logic type for the selected channel, A or B. It also acts as the starting point when under CV con- trol. Press and hold this button for one second to load the stored preset from memory.
  • Page 3 A - TOGGLE input to the toggle flip flop. The TRIGGER button is normalled to this input with a switching jack. NOTE: There is a jumper on the back of the Plog module that connects the output of logic B to the normalled input of T.
  • Page 4 By default the normals in the Plog set the Flip Flop section to be a divide by two and divide by four. This acts as a clock divider of logic B without patching the inputs. If you patch a clock into the...
  • Page 5 Plog rev 1.0 MANUAL Data (D) Flip-flop The D Flip-flop output latches to whatever logic level the input is but only when the CLK signal transitions from low to high. The CLK input is also normalled (via the switching jack) the inverted output of the D Flipflop. This causes the D FlipFlop to function as a T Flip-flop if nothing is patched into the CLK input.
  • Page 6 Plog rev 1.0 MANUAL Example Patches Example # 1: Real-time Quantizer Using AND Logic Set A to AND and patch a random source of triggers into X. Then patch a quantized source of triggers into Y. Patch OUT A into a envelope generator.
  • Page 7 11mA @ -12V Expected Inputs: Logic: 0-5V CV: +/- 5V Credits Plog software and hardware development: Danjel van Tijn / Intellijel Designs Inc. Manual written by: Haven Siguenza and Danjel van Tijn Copyright 2011 Intellijel Designs Inc. MADE IN CANADA...