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eptheca

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Everything posted by eptheca

  1. I ordered some OLEDs from YOYBUY in the beginning of the month, and payed them with a credit card. In the order on my account is said "processing" or something like that. I assumed everything was OK, but today I got an email from them saying the order was cancelled because " I get no reply for a long time" ??? I don't understand this reason. Has anybody else experienced something like this? Can they be trusted? I have contacted them, to get an explanation Cheers Halvor
  2. so I should use DETENDED2 for these encoders but where can I change/set this? I can find the settings for all the encoders connected to DIN, but the SCS encoder is "left out" s32 MBCV_HWCFG_Init(u32 mode) { int i; // clear all encoder entries // they will only be preloaded via the MBCV_HW.CV2 file for(i=1; i<MIOS32_ENC_NUM_MAX; ++i) { // start at 1 since the first encoder is allocated by SCS mios32_enc_config_t enc_config; enc_config = MIOS32_ENC_ConfigGet(i); enc_config.cfg.type = NON_DETENTED; enc_config.cfg.sr = 0; enc_config.cfg.pos = 0; enc_config.cfg.speed = NORMAL; enc_config.cfg.speed_par = 0; MIOS32_ENC_ConfigSet(i, enc_config); }
  3. I'm having some "jitter" with my encoder for the SCS I use the Bourns PEC 16 http://www.mouser.com/ds/2/54/pec16-245034.pdf Is there a way to change the encoder type for the SCS encoder? Could this help? I can't find it in any of the files
  4. I have started building my dual MS 20 clone filter with MBCV V2. The STM32F4 Core with LCD, SCS and SD card is working. I will use 6 of the 8 CV channels from the AOUT for the two filters, and since I don't have any other CV equipment, I have cased it together. I am thinking about adding the 4 scopes and some buttons and encoders, but I am not sure if I will need it for just using the MBCV for filters (no gatescetc.) Does anybody have any suggestions? Will the scopes and encoders + buttons be "handy" anyway? Also the filters have pots for the CV inputs. Do I need these? http://midibox.org/forums/index.php?app=core&module=attach&section=attach&attach_id=11113 I have never used any CV gear, so I'm a bit lost
  5. I got this one http://www.ebay.com/itm/iCP02v2-USB-Microchip-PIC-dsPIC-EEPROM-ICSP-Programmer-with-PICkit2-MPLAB-SW-/390553998043?pt=LH_DefaultDomain_0&hash=item5aeed512db I can flash it for you, but I am in Norway (the worlds most expensive country) postage and time will probably put you off
  6. I have ordered the OLED's, just have to wait for the Chinese finish celebrating their 15 days of New Year holiday, entering the year of The Horse? (a good year for China White?) On their web site, the yellow line is at the top on yours and TK's they are at the bottom is it optional? software or hardware or a different OLED?
  7. Thanks for the heads up Looks great especially those tinted windows :) His SeqV4 is such a "beast" I'm waiting for some parts as well, Chinese New Year?,
  8. I just added the variables to the wiki, http://www.midibox.org/dokuwiki/doku.php?id=windows_mios32_toolchain_core&#additional_environment_variables Hope that's the appropriate way =| My build failed, until I found this in your post now I have CV V2 up'n runnin as well trying to follow "in the footsteps of giants" the best I can Cheers, Halvor
  9. Thanks guys, I'm up'n running :) "these wires are making me thirsty" I am looking forward to the real PCB, but just couldn't wait when I got the Discovery boards. A bit of protoboarding has never killed anyone. I guess that's what CIA said about waterboarding as well ;)
  10. eptheca

    STM32F4 upnrunnin

    From the album: eptheca

  11. eptheca

    STM32F4 back

    From the album: eptheca

  12. Thanks sneakthief :) I just got a couple of Discovery boards yesterday and I can't wait for the new core PCBs. You lucky b.... All these small wires
  13. I am a bit puzzled about something on the schematic J10A in the top left corner says D0 goes to PE8, but on the board further down it says PE8 goes to J10B D7, and that PE7 goes to J10A D0 I saw the "No Typo" message, but I am still puzzled Please enlighten me :)
  14. The Audio out comes from TIA pins AUD0 and AUD1 (pins 13&12) on the NTSC and only from AUD0 (pin13) on the PAL The PAL version has a mono output, so in the schem. http://www.midibox.org/dokuwiki/lib/exe/fetch.php?cache=&media=mbhp_tia_v1.jpg it looks like its an error, and that you should put a jumper between A1 & R2, Hope that explains it Good luck :) I really like the TIA, mostly for EFX
  15. Thanks TK :D Wiki page here http://www.midibox.org/dokuwiki/doku.php?id=opl3_module_modified hope it's in the right place
  16. Got the OPL3 module from SmashTV today, and finished my MIDIbox FM :) OPL3 module modified with rail-to-rail 5V op-amps, MCP6004, + separate digital and analogue power Like the sammichFM, the DACs and the op-amps are powered with a dedicated 5V supply Second buffer stage left out. Hardly any noise, and enough gain Thank's for the help, it works and sounds perfect.
  17. eptheca

    OPL3

    From the album: eptheca

    MBHP OPL3 module modified with rail-to rail 5V op-amps, MCP6004, + separate digital and analogue power Second buffer stage left out.
  18. eptheca

    OPL3 Top

    From the album: eptheca

  19. eptheca

    OPL3 bottom

    From the album: eptheca

  20. eptheca

    MBFM

    From the album: eptheca

    Latest addition to the "ZX Spectrum MIDIbox family"
  21. eptheca

    guts

    From the album: eptheca

    Inside
  22. eptheca

    CS back

    From the album: eptheca

    Back of the control surface
  23. Thanks sneakthief, I'll use the suggested values to get 0-10V then
  24. Thank you Thorsten I'll put a STM32F4 DIscovery in my shopping basket and wait for the new module PCB's :smile: I think its -15V to + 15V, but I am not sure, I don't know enough about how filters work electronically, and this is my first CV/gate equipment Maybe you can see it from the attached file? I assume one CV input is for the Resonance and one is for the Cut Off, and the Key tracking I am not sure how works WEB2 Korg MS20 filter 3.991 REV1.1.pdf
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