UMR2 User Manual - Code and Copper
Contents
1. 0 1 O 2014 Sonarcana LLC Page 11 112. switch is used to select the UMR2 mode of operation Wire any latching switch not included as shown 3 2 4 Remote LEDs Optional If desired remote STBY and ACT LEDs can be attached to the UMR2 as shown below Current limiting resistors typical value of 1kQ is shown must limit LED current to 10mA or less O 2014 Sonarcana LLC Page 6 11 Highly Liquid UMR2 RevC V1 0 3 2 5 Matrix Polarity Jumper The Matrix Polarity Jumper serves two functions e Configures the built in resistors connected to all UMR2 Matrix Select and Matrix Data terminals as either pull up or pull down resistors e Controls the logic state low or high of signals generated by the UMR2 at the Matrix Data I O Terminals Use a piece of wire to connect only one side of the jumper as shown in the diagrams below Details for specific keyboards can be found at the UMR2 support forum Active High Select Common Anode Matrix Use this jumper setting if the host keyboard generates high state logic pulses at the select lines when reading the switch matrix The UMR2 built in resistors act as pull downs Active Low Select Common Cathode Matrix Use this jumper setting if the host keyboard generates low state logic pulses at the select lines when reading the switch matrix The UMR2 built in resistors act as pull ups 2014 Sonarcana LLC Page 7 11 Highly Liquid UMR2 RevC V1 0 3 2 6 Switch Matrix Wiring The UMR2 supports swi
3. HIGHLY LIQUID UMR2 User Manual Hardware RevC Firmware V1 0 2995987654321 MIDI IN D1 e IA SELECT IN M See 7 g POL e 6 32 Bg 8 B eee 5 S DATA IN OUT 1234 LED1 MIDI s COR HENNING QL zez e TIET B5 o lt Updated 2014 02 05 Additional documentation and support available at http forum highlyliquid com 2012 Sonarcana LLC Page 1 11 Highly Liquid UMR2 RevC V1 0 Table of Contents EO OVeEVIEW ico HEREDES DIDI PISTE MEINT MH E 3 II About This DOCUBIeHU eoe ete doo eoa Fera er ooo FE ear o voee AUDASA edo ebbe Nase utei vae o epe esr e aS 3 20 Feature DIA Grail RTI T T TIL ITE 3 J30 TO EE EE 4 3 1 Recommended Installation Procedure 4 cene eee e eee eee eee ee ette ee etes eerte eee eese eee asas 4 ATP WIRE TI E LR 4 EST AV EV ee 4 SLP ONCE VV MMPI c ate aaa oe aac yet eens lee a d eMe epe MC D M Aina ed euo dosis 5 9 WEE RE RE E O 6 3 24 Remote E ER Cen EE 6 Ee Ke te 7 3 2 0 WUC M ar De W AIIM ios cio he ERR hem ep ub M AA in alabama a ee es 8 DGS Te E 9 3 94 CUD OC COU e octo Misc mda MEME ec ee 9 AAV JC TI E ITI 10 Man M M 10 A B PR A G M ON DO races TED DOE E 10 5 0 Mechanical TEE 11 2014 Sonarcana LLC Page 2 11 Highly Liquid UMR2 RevC V1 0 1 0 Overview The UMR2 can be used to add MIDI input and output functionality to a wide range of non velocity sensitive keyboar
4. ds For information about using the UMR2 with specific keyboard models or to post a support inquiry please visit the Highly Liquid Forum http forum highlyliquid com 1 1 About This Document Key to character formatting e Clickable links to tables and figures appear in blue e Clickable links to sections within the document are underscored e Sections of the manual that have changed significantly since the previous firmware version are highlighted in yellow 2 0 Feature Diagram E B POL QN v MIDI IN D1 n IC 76543241 SELECT IN oe DATA IN OUT 12345 6 7 8 E WE E WE A A 2014 Sonarcana LLC MIDI OUT PORT MIDI IN PORT EXTRA UO TERMINALS MATRIX SELECT INPUT TERMINALS MATRIX POLARITY JUMPER MATRIX DATA I O TERMINALS STBY GREEN ACT RED LEDS STBY ACT REMOTE LED TERMINALS MODE SWITCH TERMINALS PRGM SWITCH TERMINALS POWER INPUT TERMINALS Page 3 11 Highly Liquid UMR2 RevC V1 0 3 0 Installation UMR2 installation consists of two parts wiring and setup Both parts must be completed for correct operation Please visit the UMR2 support forum for details regarding specific host keyboard models 3 1 Recommended Installation Procedure 1 Disconnect power supply and remove any batteries from host keyboard 2 Complete UMR2 MIDI Wiring Power Wiring and PRGM and MODE Switch Wiring 3 Power host keyboard and test UMR2 software
5. s are clear power off the UMR2 and open or disconnect the PRGM switch O 2014 Sonarcana LLC Page 9 11 Highly Liquid UMR2 RevC V1 0 4 0 Operation 4 1 Mode The UMR2 operates in one of two modes e Sound Module Mode causes the host keyboard to respond to incoming MIDI notes All input at the UMR2 MIDI In port is echoed at the MIDI Out port software thru e MIDI Controller Mode causes MIDI notes to be sent in response to keystrokes at the host keyboard s manual The mode of operation must be selected at boot up using the MODE switch SOUND MIDI MODULE CONTROLLER MODE MODE 4 2 STBY ACT LEDs During normal operation the UMR2 LEDs have the following functions e STBY LED GREEN Power indication e ACT LED RED Blinks briefly to indicate any incoming and outgoing MIDI messages Activity does not indicate that incoming MIDI messages match the MIDI channel or note range established during the setup procedure The ACT LED performs a self test of approximately 1 second at boot time O 2014 Sonarcana LLC Page 10 11 Highly Liquid UMR2 RevC V1 0 5 0 Mechanical Diagram 55 9mm 2 2 2 8g m7 3 11 11 11 OS 654 32 1 SELECT IN j POL 298932987 3 2mm ___ 0 125 o ET e 72 38 1mm wmm Sa 29 0mm 1 5 E 1 14 E o e 46 7mm 1 84 z 90 00 o ee d IP y DC O C4 E O Q Ho Overall Height 6 0mm 0 24 Terminal Pitch 2 54mm
6. t of the UMR2 If a MIDI keyboard is not available this step can be completed using a computer with a MIDI port or other MIDI device e Once the setup procedure is completed the UMR2 will store its settings indefinitely However the procedure can be repeated as many times as needed e By repeating only steps 1 5 of the setup procedure and disconnecting power the UMR2 MIDI response channel and note range can be changed without altering the learned matrix configuration 3 3 1 Setup Procedure Power off the UMR2 Press close and hold the PRGM switch Power on the UMR2 The red ACT LED will light Release open the PRGM switch The green STBY LED will blink continuously Use an external MIDI keyboard to send a single MIDI note to the UMR2 This note specifies the MIDI channel setting for the UMR2 It also specifies the note number that corresponds to the lowest note on the host keyboard To confirm receipt of the note the red ACT LED will light for several seconds 6 Wait for the red ACT LED to clear The green STBY LED will blink continuously oe ze uo aso E 7 Briefly press and release each key on the host keyboard Start with the leftmost key and continue in order until the rightmost key is pressed After each keypress wait for the red ACT LED to blink before continuing with the next key 8 Press close the PRGM switch The red ACT LED will light while the UMR2 stores the results of the setup procedure When both LED
7. tch matrices with up to 9 select lines and up to 8 data lines Wire the host switch matrix to the UMR2 as follows e Connect each of the host select lines to one of the UMR2 Matrix Select Input Terminals e Connect each of the host data lines to one of the UMR2 Matrix Data I O Terminals Connect select lines only to UMR2 Matrix Select Input Terminals Connect data lines only to UMR2 Matrix Data I O Terminals Within each category the lines can be connected in any order For matrices with fewer than 9 select lines or fewer than 8 data lines leave the unused UMR2 terminals unconnected Wiring details for specific keyboards can be found at the UMR2 support forum O 2014 Sonarcana LLC Page 8 11 Highly Liquid UMR2 RevC V1 0 3 3 Setup After the UMR2 has been wired to the host keyboard the UMR2 Setup Procedure must be completed The purposes of the setup procedure are the following e Set the MIDI channel of the UMR2 for both MIDI input and output e Set the MIDI note number corresponding to the lowest leftmost note on the host keyboard e Allow the UMR2 to learn the keyswitch matrix configuration of the host keyboard Important notes e In addition to the host keyboard in which the UMR2 is being installed the setup procedure requires the use of a second external MIDI keyboard that 1s used to send a single note to the UMR2 in step 5 The MIDI Out port of the external MIDI keyboard should be connected to the MIDI In por
8. thru functionality to verify wiring in step 2 4 Disconnect power supply and remove any batteries from host keyboard S Set Matrix Polarity Jumper 6 Complete UMR2 Switch Matrix Wiring 7 Perform UMR2 Setup Procedure 3 2 Wiring 3 2 1 MIDI Wiring Wire MIDI connectors as shown Pins 4 and 5 MIDI IN and pins 2 4 and 5 MIDI OUT are used per the official MIDI specification O 2 MIDI RECEPTACLES MATING SIDE 2014 Sonarcana LLC Page 4 11 Highly Liquid UMR2 RevC V1 0 3 2 2 Power Wiring CAUTION Reverse power polarity or supply voltages greater than 6VDC can destroy the UMR2 For correct operation the UMR2 must be supplied with between 3VDC and 6VDC Select one of the following power wiring methods Details for specific keyboards can be found at the UMR2 support forum Method A Direct If the host keyboard has suitable power rails these can be connected directly to the UMR2 as shown below GND VDD 6 0V MAX Method B Regulated The UMR2 requires additional power regulation circuitry when connecting to certain keyboards In these cases the included zener diode and resistor can be used as a voltage regulator 1N4734A 220 Q O 2014 Sonarcana LLC Page 5 11 Highly Liquid UMR2 RevC V1 0 3 2 3 PRGM and MODE Switch Wiring A PRGM switch is used during the UMR2 setup procedure and during firmware updates Wire any momentary or latching switch not included as shown A MODE
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