4ms Spectral Multiband Resonator Скачать руководство пользователя страница 11

Updating firmware with the Audio Bootloader

The SMR contains a bootloader that is used to update the firmware by playing an audio file into odds IN jack.
Firmware audio files can be downloaded at http://4mscompany.com/  smr.php

1.

To enter bootloader mode, power off the SMR and connect a computer or smart phone audio output to 
the odds IN jack. Either a stereo or mono cable is fine. Plug the evens OUT jack to an amp/speakers so 
you can listen.

Remove your phone case, it may be preventing the cable from fully plugging in.

2. Set the computer/phone's volume is at 100% 

and the audio player software is also at 100% volume. 

Turn off all audio and vibrate notifications (use Airplane mode).

3.

Hold the ROTATE button down while powering the SMR on. Keep holding it down, and release the 
button when you see just a single light on, slowly changing color. The SMR is ready to receive 
firmware.

4.

Begin playing the file. Immediately you should see the slider LEDs do a sequential animation, and the 
light ring slowly filling up with lights, and then clearing, then filling up again. Do not interrupt the 
process! You can monitor the audio by listening to the evens Lock jack or the audio OUT jacks.

5.

If at any time two of the Lock lights turn on (channels 2 and 3, or channels 2 and 4) and the other lights 
stop animating, then an error has occurred. Verify the cable is not loose, all sounds/vibrate/notifications 
are off, and that you have downloaded the audio file completely (avoid streaming or playing from the 
browser). Check the volume is at 100%. Remove the protection case from your smart phone. Stop the 
audio file, reset it back to the start, and tap the ROTATE button to reset. The single flashing light should 
come on and the Lock lights should turn off. Play the file from the beginning again.

The open-source licensed source files (in C, for compiling with gcc-arm) can be found at 
https://www.github.com/4ms/SMR
The audio files are not at this location, they are available from http://4mscompany.com/smr.php

Firmware Version

To view the firmware version, tap the ROTATE button 10 times rapidly to enter “Custom Scales” mode. Starting 
with Firmware version 2, the Blue/Green/Red elements of the Env. Outs LEDs read as a binary code of the 
firmware version number, with Channel 1 Red being the least significant bit, and Channel 6 Blue being the 
most significant bit.

Firmware version 1: All Env Out LEDs normal colors
Firmware version 2: Channel 1 Green

 

Firmware version 3: Channel 1 Yellow
Firmware version 4: Channel 1 Blue (early 2016)
Firmware version 5: Channel 1 Pink (Dec. 2016)

11

Содержание Spectral Multiband Resonator

Страница 1: ...ter filtering of the input signal New algorithm filters out all background bleed through by acting like two SMRs in series RES Q knob fades in the second resonator for a much wider range of resonance values Two pass resonance has a slower attack and decay when struck with a trigger so backwards strike effects can be obtained Original one pass resonant filter available by turning Q knob down or by ...

Страница 2: ...s amongst which you can rotate spread lock etc the SMR can be a powerful sequencer arpeggiator or chord generator 1 Find up to 6 VCOs in your system and patch an audio output like sine or triangle from each one to a mixer You should be able to listen to all six at the same time and control each VCO s level Later you may wish to 2 6 channel mixer or other FX etc Connect SMR audio output to mixer wh...

Страница 3: ... New in v5 Fine Tuning with the Freq Nudge knobs There are two Freq Nudge knobs one for the odd channels and one for the even channels The Odds Freq Nudge knob is the one on the left next to channel 1 and the Evens Freq Nudge knob is the one on the right next to channel 6 A switch labelled 135 1 or 6 246 selects whether the Freq Nudge knob controls all the odd or even channels or just channel 1 or...

Страница 4: ...u press a channel s Lock button it will blink twice and then go dim or bright to indicate it s able to be controlled by the Freq Nudge pot 135 1 Switch Env Out light display When turning Odds Freq Nudge knob Channel 1 is being Nudged light is changing color Channels 2 3 4 5 6 are not effected lights dm or off Channels 1 3 5 are being Nudged lights changing color Channels 2 4 6 are not effected lig...

Страница 5: ...blue lights indicate upwards transposition So if you see 4 red lights the channel is transposed down 4 semitones 2 whole steps When the channel is not transposed 0 the display shows three red lights and three blue lights See the following chart Env Out light display Semitones Transposed Key of C becomes Transpose Upwards 6 F 5 F 4 E 3 D 2 D 1 C No Transposition none C Transpose Downwards 1 B 2 A 3...

Страница 6: ...e live performance Two Pass filtering Resonance Q New in v5 As you turn up the RES Q knob or apply CV the channels move from low resonance to high resonance at about 12 00 After this point as you continue turning up RES Q a second resonator is cross faded in which is essentially like running two SMR modules in series This second resonator greatly increases the total resonance and helps filter out ...

Страница 7: ...that channel s Lock button while you press the ROTATE knob button You can release both buttons at this point The note that the channel was on will be Forbidden and the light on the light ring will turn gray To confirm this Forbid action rotate or spread to another note On the other hand if you made a mistake you can immediately undo the Forbid action by repeating the Lock ROTATE button press Once ...

Страница 8: ... sequences arpeggiations chords etc You can even tune the VCOs to the SMR to create controllable twelve voice harmonies You also can use the SMR s Transposition and Freq Nudge features see page 11 to transpose and fine tune or de tune the external VCOs The 1V oct outputs track across 8 octaves C1 C9 The Env Out lights will be brighter to indicate higher pitches and dimmer for lower pitches To turn...

Страница 9: ...on to stop editing the tracking and then tap the Channel 1 Lock button to start editing the Custom Scales as described in Custom Scales section above Setting slider 5 and 6 higher means the VCO will be more sharp when going from a low to high octave setting the sliders lower means the VCO will be more flat when going from a low to high octave At all times make sure the SMR s Fast Slow switch stays...

Страница 10: ...appear around 90 100 then you are in Two Pass Mode if it never goes away completely you are in One Pass mode 2 Input a 0 5V triangle wave into one of the Freq jacks if you hear the pitch of one or more channels go up 5 octaves then you are in Two Pass or One Pass if you hear the pitch bend by less than an octave then you are in BpRe Summary of Advanced control settings Transpose channel 6 to 6 sem...

Страница 11: ...cks 5 If at any time two of the Lock lights turn on channels 2 and 3 or channels 2 and 4 and the other lights stop animating then an error has occurred Verify the cable is not loose all sounds vibrate notifications are off and that you have downloaded the audio file completely avoid streaming or playing from the browser Check the volume is at 100 Remove the protection case from your smart phone St...

Страница 12: ...12 ...

Страница 13: ...M6 Scale 10 Octaves m7 Scale 11 Octaves M7 Bank 2 Western Triads key of G Just Int Scale 1 Major 2 minor 2 Scale 2 Major 3 dim 5 Scale 3 minor 3 5ths Scale 4 Major 3 5ths Scale 5 4ths 5ths Scale 6 Major 3 Major 6 Scale 7 minor 3 minor 6 Scale 8 minor 3 Major 6 Scale 9 minor 3 minor 7 Scale 10 5ths minor 7 Scale 11 5ths Major 7 Bank 3 Diatonic Scales Just Intonation Scale 1 A2 B5 Scale 2 A5 B8 Scal...

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