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Everything posted by TK.
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Vielleicht ist der 5A Regulator etwas ueberdimensioniert, und die Spannung steigt zu langsam auf 5V an. Was passiert, wenn Du mal kurzzeitig einen Reset an MCLR# (PIC Pin #1) ausloest? Dazu braucht es keinen Taster, Du koenntest das mit einem Kabel nach Masse ausprobieren. Gruss, Thorsten.
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Ja, das funktioniert wie auf der MBHP_IIC_MIDI Seite beschrieben: Gruss, Thorsten.
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DOUT test program lights up every led (not just one at a time)
TK. replied to Echopraxia's topic in Testing/Troubleshooting
Do you also get 4.4V when the 74HC595 chips are not stuffed in the sockets? Best Regards, Thorsten. -
Error code 01 means "less bytes received than expected". So, it looks like a problem with your MIDI interface. Are you using the latest drivers? Do you have access to another MIDI interface? Best Regards, Thorsten.
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From the MBSID V2 changelog: o 8 external switches can now be connected to - DOUT shift register (-> DEFAULT_EXT_SWITCH_DOUT != 0) - port J5 of the core mode (-> DEFAULT_J5_FUNCTION == 3) The switch states are stored in the patch structure, and can be accessed via Control Surface (EXT menu) or via Parameter Change (NRPNs/Knobs/Wavetables) [/code] Note: if you want to sweep over different filter modes, just write the switch selections into a wavetable, and control the position from the modulation matrix. In difference to the CV solution this has the advantage, that you can easily select the interesting combinations, and change the order. Best Regards, Thorsten.
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Ok, in this video I used a MicroQ at the beginning. So far I remember, it was a simple saw sound with some filtering and reverb Fx. I just added some additional infos to the video (e.g. what synth is playing at which time) Best Regards, Thorsten.
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Time to publish a picture of the BankStick connections. Best Regards, Thorsten.
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Need help with drum pad input into standard midibox64
TK. replied to flamtronic's topic in MIDIbox HUIs
Hi, crosstalk between analog inputs shouldn't be a problem so long each individual cable connected to an analog input (CORE:J5) is shielded to ground. Best Regards, Thorsten. -
Hi, for 36 encoders, you probably have to set the DEFAULT_ENCODER_GROUP_WIDTH setting to 64, as this is the next 2^n value after 32 Best Regards, Thorsten.
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Are you able to send the patches with MIDI-Ox? Note, that the "delay after F7" has to be set to about 750 mS Does MBFM return an acknowledge message whenever a patch has been received? Best Regards, Thorsten.
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Hi, currently only notes can be recorded, recording CCs is planned for one of the next releases. I guess that not more than 10..20 people have built a MBSEQ yet Best Regards, Thorsten.
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Hi, remapping has to be done in main.asm and mios_tables.inc Thereafter recompile the code as described here: http://www.ucapps.de/howto_tools_mpasm.html Best Regards, Thorsten.
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Midibox Of The Week: Sink fled after hearing MBSIDV2 by SounDuke
TK. replied to SounDuke's topic in MIDIbox of the Week
Great! :) Best Regards, Thorsten. -
old version bootstrap for the pic16f877
TK. replied to alogic's topic in MIDIbox Documentation Project
No, a bootloader was not used for PIC16F, since the flash size was already very limited. Best Regards, Thorsten. -
"Bankstick A not ready" will be displayed, if TL's patchmanager doesn't receive the acknowledge message from the core after a patch has been sent. Are you able to overwrite the first patch? This would indicate, that the PC MIDI Out->MBFM MIDI In connection is ok, and MBFM MIDI Out->PC MIDI In is not working Best Regards, Thorsten.
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Please help - Can't upload MIOS in anyway
TK. replied to Julian07's topic in Testing/Troubleshooting
Which USB interface are you using? (just for the records) Best Regards, Thorsten. -
Yes, I used MIDIbox FM, and in the second half MIDIbox SID. Best Regards, Thorsten.
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RC14 is available now, it contains some bugfixes. I hope that I haven't broken anything with these changes (normaly the small changes cause the unexpected effects... ;-)) o BankStick write via SysEx now gracefully aborted if only 32k BankStick is addressed and patch number >= 065 SysEx error number 0x11 ("BankStick too small") will be returned in this case o the "send dump" function of the "shift menu" now sends the edit buffer of the selected SID, which also includes the corresponding device ID. BankStick content won't be overwritten if such a dump is sent back. o menu page automatically changed to the previous selection if SID master or slave selected which is running with a different engine [/code] Best Regards, Thorsten.
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Yes, the 5 "soft functions" which correlate with the displayed parameters are already there. It is sufficient if the LCD only displays the 5 items, the two unusued LCD lines could be filled with additional informations later (although nobody has good ideas for what to display there...) - most of the MB6582s are stuffed with a 4x20 display. However, my proposal is still the usage of a 2x20 (or alternatively 2x40) display. 2x20, because I'm using the same, accordingly it can be considered that the display screens are layouted perfectly for this size. 2x40, because this is the only straightforward solution for displaying 10 parameters - on a 4x20 it really looks ugly. Best Regards, Thorsten.
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There is a nice inbuilt bassline and drum editor in the MIDIbox SID (control surface required). Of course, an external GUI, running on a computer, would be a good alternative solution. The basics are there (full access to sequences via SysEx), but an external editor software is not available yet... A step sequencer is not a common MIDI sequencer - especially because of the quantisation. Best Regards, Thorsten.
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thats a good idea, because it also matches with the sequencer concept. If both LEDs lit (green and red), one of the instruments would be played accented. I already built a 4x16 duo-LED/button matrix, but I must say that I would never do the same wiring effort again. A PCB based solution is a strong requirement. Yes, ENC28J60 - Seppoman made some good experiences with this chip. Best Regards, Thorsten.
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Are the OP amps directly supplied by the batteries - so, isn't there a voltage regulation? In such a case it's very unlikely to get stable results. Best Regards, Thorsten.
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Hallo Paya, willkommen im Forum! :) Die falsche Spannung am Tx Pin deutet darauf hin, dass der Bootloader nicht gestartet wurde. Andererseits: wenn der PIC nicht im Sockel steckt, sollte eigentlich gar keine Spannung anliegen. Ich kann mir das nur so erklaeren, dass evtl. der MIDI Out Port noch mit einem MIDI Interface verbunden war? Zurueck zum Bootloader: hat den jemand in den PIC gebrannt? Ansonsten wuerde ich auch nochmal die Reset Leitung (MRST#, Pin 1) ueberpruefen, hier sollten 5V anliegen. Auch die Oszillator-Pins sind heisse Kanditaten, doch die kann man leider nur mit einem Oszi ueberpruefen - oder zumindest nochmal visuell auf evtl. Kurzschluesse untersuchen. Gruss, Thorsten.
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The setup/hold timings are ok, and based on your new experiments, I would say that it really looks like a crosstalk issue between a single data and conrol line, especially because most of the failures are reproducible, but some are sporadic. Maybe it's caused inside the connector that you are using for the ribbon cable? You tested the LCD with "Smartie" - did you connect the LCD with the same cable to the PC? Would it be possible to check this? Best Regards, Thorsten.
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Some of you might remember following entry in the wishlist: ----------------------------------------------------------- MBSID Control Extension: as discussed in http://www.midibox.org/forum/index.php?topic=5680.0, but I think that I will overwork the concept so that it is also useful for the other subsystems. This control extension is something like a "breakout box", which is dedicated for easy editing of bass- and drumline sequences. For the MBSID-Lead and MBSID-Multi subsystem it could be used as simple keyboard, for mutes/solo or for quick patch changes. We will see. I propably won't start with this extension before next year - first I want to see MBSID V2 completely working. ----------------------------------------------------------- My statements are still valid, but I'm still not sure about the best solution which fits for all needs. E.g., what I don't like on your proposal is, that a 4x16 LED matrix is not sufficient. Just think about all the possible setups. There is a 8 track drum sequencer, which controls 16 instruments. Accordingly, the LED matrix should consist of 16x16 LEDs - but are the increased frontpanel costs really reasonable? And what about the remaining 3 SIDs which can run the same, or any other engine? How should they be handled? Thats really difficult to decide. E.g., the for basslines and drum engines which are running in parallel it would be important that sequences can be switched back and forth without using an "instrument" button - means: all sequences directly accessible. Like demonstrated in bassline demo #3 where I'm using a common MIDI keyboard for this. In addition, it's possible to control sound parameters with key velocity, which might be a strong requirement for a control extension - if it should replace the already working MIDI keyboard solution (?) - as well. Another idea: if an additional PIC is used to control the extension, it could be connected to MBSID via CAN interface and act as additional bus master. This would not only allow to access MBSID, but also other MIDIboxes, like for example MB-808? And to give you more insight into my secret plans ( ;-) ): one of the next things I want to evaluate is MIDI-over-IP, since it's natively supported by MacOSX, and not only useful for sending MIDI control data, but also to handle the OSC protocol (useful for windows users as well, e.g. Reaktor supports OSC). So, the control extension could provide an ethernet option as well. And this would make it to a real universal solution, which is worth the DIY effort. Best Regards, Thorsten.
