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DateAutor
Change
09.May 2018LED-man
Initital - Structure
28.May 2019LED-man
BOM added
30. July 2019LED-man
Global content updates 




Table of Contents


Welcome to the KIJIMI Documentation

"As Synthtopia reports, the Kijimi is inspired by the sound of the RSF Polykobol, a rare French polysynth from the late ’70s that was only available in very limited quantities. According to Instagram posts from Black Corporation, the synth will be available both pre-built and as a DIY kit."

source: http://www.factmag.com/2018/04/03/black-corporation-kijimi-synth/

Product Info:


the KIJIMI Synthesizer is a product of the Black Corparation located in Tokio.

It´s available in 2 different Version:

The DIY kit consists of 12 PCBs:

  • frontpanel board
  • motherboard
  • 8x voice cards
  • power supply board
  • connectors board

The motherboard has the MCU and DACs (digital to analogue converters used to control the analogue circuitry) preinstalled, the remaining parts you have to buy yourself from a local supplier. Some DIY shops will provide full parts kits.

Most of the remaining parts are thruhole, except for power filtering ceramic capacitors, which are large (0805 size), all same value (0.1uF) and located on the opposite side of the thruhole parts on the PCB.

The frontpanel and rack case will be supplied by DIY HUB.


BOM:

KIJIMI-BOM-REV1.0.xlsx 

new BOM from July 2019 with improved Sound, i renamed the File because Roman used the same Filename as before which can confuse and ends in mistakes when you open accidentally an older file with same name.

BOM from 23.July 2019

KIJIMI-BOM-REV1.01_DSLMANxlsx.xlsx 


the Difference between first (v1.02) and latest BOM (xxx_DSLmanxlsx.) which improve the sound:

Voicecard:

replace R108 from 10K to 20K

replace R111, R52 from 91K to 20K

replace R38, R97 from 330K to 576K (i used a 560K plus a 20K resistor in series which was measured to 575k (1% resistors)

remove R60 , R119 (220R) → not installed 

replace IC2 and IC9 from TL064 to TL074


picture source: Facebook Luther Stevebennett

click to enlarge:

  


MOUSER Basket: (imported from above xls) (updated 28.May 05:40PM GMT+1) updated see issue list 1.June.2019

https://www.mouser.com/ProjectManager/ProjectDetail.aspx?AccessID=6285be713e

improved for more parts - same price, the quantity is noted as "customer note" on each bag.


Total costs of Material:

600€ plus VAT Mouser (€ incl.19% german VAT)

AS3360 100€ 

AS3340 80€

ssi2144 ICs (VCF) 55€

OLED 5€

Potentiometer - 35€

Knobs 25€

Noise IC   10€

IC Sockets 20€

XMOS Programmer 22€

metalparts 20€

EDGE card holder 10€

pcb/panel plus VAT 1200€

case: ca.250€

____

TOTAL around: 2530€


Don´t miss the frontpanel and case from DIYHUB http://siddarthianinnovations.bigcartel.com/


please respect your local requirements/laws for a powersupply  (110V AC/ 230V AC) and

doublecheck the power input jack polarity (inside +) and

the diameter of 2.1mm or 2.5mm of the plug/jack  or you learn it in the hard way (wink)



Display OLED

make sure your OLED folow this pinout  VCC-GND-SCL-SDA, very often shows the shop the correct pinout but deliver another type.

AND short the pins on the display side (where the Frontpanel is) to prevent shorts to the Frontpanel.

if you cant source the correct display  (pin) use restore legs and bend they - use cable shrink tube to protect this for shorts

Software/Firmware/Bootloader:

Black Corporation Firmware Updater.app.zip (only for updater not for first install)

Kijimi Factory Presets MJ (1.2).syx (presets - transfer it with sysexlib. per KIjimis USB-Midi-interface)

Kijimi1.1.0.bin(only for updater not for first install)


Updater App Instructions:

Kijimi FW Updating instructions.pdf

Installation of the Bootloader for the Kijimi DIY Version:

you need both files: (boot loader and firmware)

 Kijimi1.1.0.xe

sst25vf080

Download for (OSX) XMOS TIME COMPOSER and copy it to you Application folder.

Install JAVA 6 from:

https://support.apple.com/kb/DL1572?locale=de_DE


turn the power off , install the xmas programmer in the IDC Socket, connect a USB cable to the xmas programmer, then:

OSX how-to

1. Open terminal

2. Type cd /Applications/XMOS_xTIMEcomposer_Community_14.3.3/

3. Press enter

4. Type ./SetEnv.command

5. Press enter

6. Type cd /Path/to/fw/folder

7. Press enter

8. type xflash Kijimi1.1.0.xe —spi-spec sst25vf080

(power on Kijimi yet)

9. Press enter

10. wait - after 30seconds or one minute your terminal starts with same infos - ignore the first message (Warning: F0398 Factory...) see on bottom the picture.

 message, after further seconds the terminal shows you some memory addresses which are written, and then: finished successfully, on the KIJIMI the OLED Display must show you some graphics (PNL mode etc)


Here´s  a Video from me about the Firmware Installation:


Calibration

everything is available in the software menu

  1. Potentiometer Calibration
  2. set the Voicecard amount to the value what you have installed
  3. set the Midi Settings to MPE or CP etc. (Channel pressure for standard keyboards)
  4. calibrate OSC 1 ..2 ..3...
  5. calibrate VCF



Current identified Errors/Omissions/Errata:

DateLocationIdentified IssueResolutionupdate
May 29, 2018BOM hw boardR119, R120, R121 not in BOm 1.02R119 4K7  R120 100R  R121 2K2BOM project updated-1June2019
May2019OLED DISPLAYDouble check the OLED pinoutrin case of wrong pinout - remove 2 oled pinheader puns and use a resistor leg and cable tube shrink


BAT43 x2 missing D3 D4 on Harware board
BOM project updated-1June2019
12 Jun2019BOM hw boardC34 missing in BOM560pf mlcc RM5
30 July 2019Controlboard

dont install a Metal spacer between controlboard and mainboard in the middle of the pcb - otherwise it touch the card slot adapter pins


use only the short 7mm spacer and a screw/nut from rear.
30 JulyAudio output

install on both locations a jumper (bridge both pins)

if you use the flat ribbon cable.

when you use the MTA100 headers with coax cable, dont install the jumpers.


30 July 2019infouse a 24V Center positive Powersupplydon't use the 12V PSU from DDRM DIY Version.



Wooden Case (same as in DDRM project)

Ross Lammond (UK) http://www.lamonddesign.co.uk/index/

please note, the case can ordered in different HE, order 5HE to include a effect device or expander (an expander isn´t confirmed yet)

  





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