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Posts posted by Rio
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4 hours ago, Phatline said:
this is not a software swich/link... its a hardwareswitch
I never said it shouldn’t be a hardware link. Maybe the right term is „debug Interface“, …
…but I don’t have STM32F4 in use for my mbseq.
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I don‘t think, that you have care about a SD card for uploading mios32 app or (in the worst case) flashing bootloader by a linker.
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On 3/6/2022 at 2:52 AM, phillwilson said:
What I WANTED to do was update my firmware within MIOS Studio ( I had done this before so I thougth I knew what i was doing...however, it not looks like I have uploaded the latest BOOTLOADER rather than the firmware update that I THOUGHT i was doing... now my whole MIDIBOX seems ot be stuck on a screen that reads Bootloader is up-to-date! ;-) and LCD#2.1 READY.
This is a standard message when the bootloader/mios32 is on. It is good that it is running. After that, you can safely upload the MBSEQ, but for the right core! - which is not quite clear here yet (probably STM32 core).. but MIOS Studio should already give you the info back with the USB midi connection.
more infos here:
http://www.ucapps.de/mios32_bootstrap_newbies.html
and here:
http://www.ucapps.de/index.html?page=mios32_bootstrap_newbies.html
Mios Studio 2:
http://www.ucapps.de/index.html?page=mios32_bootstrap_newbies.html
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Please use another SD card!! Terminal output would be nice too.
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What country are you from?
Greetings, rio
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On 8/11/2021 at 9:52 AM, Number 6 said:
Hi Guys,
It's been a while, I've had health issues, spent time in hospital and so on, but I'm back, just trying the same thing again, I did manage to find a short cable but not thick, same result, also tried to lower the speed, same result.
Could someone provide a link to buy a cable that works for you on amazon?
Otherwise, could I ship my unit to someone who could try to flash it for me(I'm in France BTW)?
Thx!!!
Hi,
there might be something wrong with your board. I tried it several times with my different 1769 board revisions - a,b, d - all with success.
So you can check your board for bad solder points and/or the debugger/link interconnection.. maybe you missed something. -
On 1/12/2022 at 6:47 PM, ###OCT### said:
I have recently revisited my old sammichSID, the PIC is caput.
how can it break? as long as you haven't trotted up, it should still work.. probably the mios firmware/app on that device is corrupted, isn't it? as long as the bootloader is still there, which is in a protected area, you can fix it. And yes, you can not take a PIC18f4620 - different features, different storage area.
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Hi,
you could create a simple program, also with a PIC core board with the help of a bare skeleton available here on ucapps. the k2 speakjet project is a good example for a serial communication (max232), but for your needs IIC would be more comfortable (as long as it is supported by your speakboard). you may get faster results with an Arduino board too.
With all this knowledge you can surely also hack the SEQ for your needs, but that takes quite a lot of time to understand everything that is already there.
you could still allow a control via midi on your own board too.
greetings
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wasn't it the 6581 emulation that had more bang?
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You did circuit bending.
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12 hours ago, Noise-Generator said:
12 or 9v at the 5v lane
but the PIC survived, right? the workhorse...
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Yes, mbsidv2 supports external filters by aout modules. I had done that in the past but then removed it again.
How did you kill a swinsid?? -
On 4/23/2021 at 6:19 PM, dwestbury said:
To the best of my knowledge, the only relevant analog aspect of the SID is its filter.
BTW: Is the armsid filter section purely emulated or analog? and are the filters just as sensitive as the original (regarding electrical damage)?
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Yes, without a doubt, I understand what you are referring to ..
.. and otherwise we would hardly have dreamed of making a box with sound chips from old home computers.
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... but SID isn‘t analog, only the DAC Part inside, right?
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On 4/22/2021 at 2:38 AM, Noise-Generator said:
Right, it's just my personal opinion, everybody can do what he wants to and DSP SIDs do have their advantages but it turns the MBox SID just into an VA and if you would redesign the Box to a DSP Synth with much more Power you could just emulate the SIDs inside.
I think the term VA is not quite right, but yes it is no longer a real SID and an emulation is running. Nobody hears the difference in productions anymore. I think this is more about the aspect of using these 'retro' chips (including me) than just the pure sound.
.. and of course, adequate respect should be paid to all developers who deal with the chips and their emulations.
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I have the armsids for two main reasons: I see them as quite passable replacements in case all my SIDs break down, and with regard to the 6581, the armsid might be a better choice as I can never find suitable filter pairs with the originals can. The 8580s, on the other hand, are quite stable.
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This is a far better option than wearing down the c64 socket or the SID that is in my beloved C64.
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But they may replenish it (but yes possibly).
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Quote
Awesome; the board has only space for 2; so I guess I can either use the 2 as stereo pair, or as 2 different mono devices (which should give me a total of 6 oscillators and 6 notes, if I understand this correctly; since each SID has 3 oscillators that can be played together or individually).
I'm not sure now whether your plan matches what has already been implemented with the MBSID. There are 4 sound engines, take a look here:
- Lead Engine
- Bassline Engine
- Drum Engine
- Multi Engine
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Yes very good! I just wanted to make sure that the wrong thing is not accidentally uploaded, although the "MIOS Studio" already warns or maybe blocks this. Your bootloader is fine on your PIC just MIOS and the app needs to be uploaded in order. You can't screw up a lot there either. Otherwise just upload the two things again. Have fun and don't hesitate to ask :D
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Oh my fault ... I meant MIOS. You only upload the newer MIOS version with the bootloader (which is already burned on the microchip). You don’t upload the bootloader itself!! (that's for a burner and not for midi transmission).
Sorry, my confusion in the binary term - I just recognized it now. I hope you read it before trying, but however, MIOS Studio should warn you about this (range detection).
from the readme.txt of mios1.9h take case A):
A) you've already installed MIOS8 V1.9g, and want to update to MIOS8 V1.9h Thats the common case, you have to upload one of these files via MIDI as described on the http://www.ucapps.de/mios_bootstrap.html page depending on the PIC derivative you are using. ... PIC18F4685: -> pic18f4685\midi\mios8_v1_9h_pic18f4685.hex
upload the mios1.9h hex and then you can upload the MBSIDv2 app again.
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First of all, ask modular addict whether there are any new ones
Help...Ive Screwed up my Midibox Seq V4
in MIDIbox SEQ
Posted · Edited by Rio
You should backup these files as long as they can be read on the PC.