====== CV-1 ====== CV-Recorder/Looper & CV-Generator\\ Control Voltage Recorder, Looper, and Generator - for a own Eurorack-Line... more in Future!\\ {{:phatline:CV1-Case-Proto0.jpeg?500|}}\\ --this picture is the first prototype - pre-Eurorack :-D\\ [[https://youtu.be/pwgeu4ws50o|very-early-version...k]]\\ ===== Features ===== * A Envelope which can be Recored from an AIN-Source, it can be Editet on Startpoint,ATK-Playbackrate, Decay-Playbackrate\\ * LFO which Waveform is stepless morphable from Sine Square Tri Saw-Up to Saw-Down...(only Clocksynced!)\\ * MSQ MotionSequencer to loop a CV-Signal.\\ * A Mixer Page which Mixes/Mutes ENV+LFO+MSQ - and scales the output CV\\ * Copy, Paste, Clear: to Transfair the CV Sequence to other CV1 Instances\\ * ProgramChange Load and Store on microSD-Card, Load and Store are CC-Commands, so you can remote the device\\ * The Sequencer can be set to Tact Systems: 3/4 4/4 5/4 7/4 9/4 11/4 13/4\\ {{:phatline:CV1-Proto-Front.jpg?700|}}\\ --First Prototyp with a fiew modifications\\ ====== Hardware Requirements ====== **Midibox:**\\ * [[http://wiki.midibox.org/doku.php?id=dipcoref4|dipcoref4]] - this is the µC Brain for CV1\\ * no other PCBs needet - but expandable with other Eurorackmodules in Future\\ * µSD-Card, formated with FAT32\\ * Soldering Iron - with a Dip that can Handle SMD-Parts, Wires, solder Paste for the µC....\\ * Eurorack Power Source +-12V AND +5V!\\ ==== Set ==== == Cabeling == Midi IN1 >>> CV1 Remote Device or a Midi-Sequencer\\ Midi OUT >>> to a Global CV1 Remote Device FIXME - which will need a lot of Midiinputs [[http://wiki.midibox.org/doku.php?id=m16|M16?]]\\ * @JMidi1: connect your Sequencer to get Midiclock and Programchanges\\ * @JAIN1: 2 CV Inputs - 12V tollerant\\ * @JAUT3: 1 CV Output - (internal DAC with Protection Cirtuit > 12V Tollerant)\\ * @J19:Get up to 8 CV-Outputs, with a [[http://wiki.midibox.org/doku.php?id=aout_ng|AoutNG]]\\ * @JLCD1: up to 4 Additional OLED-Displays for every one a Reset Line - so no additonal Circuit needet\\ * @J89: DIN and DOUT Shiftregister Chain: thought for decidet Expander Modules (which will come in near future\\ * @J2/Bootload: If the core is not starting up - because of bad-Firmware, then bridge this Jumper to come into the Bootload-Mode\\ ====== Software ====== ===== Firmware ===== yes it loopin... but not good enough to release anything... ====== Building ====== The Design is optimized for Pick and Place most SMD Parts are on the Top-PCB\\ i ordered 5 PCBs from JLCPCP with almost all SMD Parts (except 10pF µSD and 4x100nF) presoldered\\ now waiting for Presoldered PCBs LOL - for 15€ a Piece!\\ {{:phatline:CV1-PCB-3D-Front.png?500|}}\\ {{:phatline:CV1-PCB-3D-Back.png?500|}}\\ The Resistors for the LEDs are under the top LCD, so test your LED brightnes before soldering the Top-LCD\\ You can remove LCD later but, it is hard! and you may damage the LCD or the PCB...\\ ==== Frontpanel ==== FIXME - Eurorack Alu-Plate\\ ==== Case ==== ===== BOM ===== FIXME the 22R Resistors should be 220, the Green LEDs are still to bright even with 440 Ohm Resistors...\\ ^Value^Designator^Footprint^LCSC Part Number^Library-Type^Mouser^ |100nF|C110|1206|C24497|basic| |10uF|C1116,C2325|1206|C13585|basic|| |10pF|C17,C18,C19,C20,C21,C22|1206|not avaiable| |1N4148W|D1,D2,D3,D4,D5,D64|SOD123|C81598|basic|| |ENC|ENC1-ENC5|ENC-PEC11R|||652-PEC11R-4015F-S24| |5x2-AOUT|J19|Header-2x5| |BootLoad|J2|Header-1x2| |DinDout|J89|Header-2x5| |HEADER_3|JAIN1|Header-1x3| |Header-1x4|JAIN2|Header-1x4-female| |Header-1x4|JAIN3|Header-1x4| |CV1|JAUT1,JAUT2|Header-1x2| |CV-OUT1|JAUT3|Header-1x2| |BiOff|JG1|Header-1x2| |Gain|JG2,JG3|Header-1x2| |Disconnect|JG4|Header-1x2| |Offset|JG5|Header-1x2| |Foot|JG6|Header-1x2| |Gates|JGate1|Header-2x3| |OLED3-6|JLCD1|Header-2x7| |Midi|JMidi1|Header-2x3| |Header-2x8-eurorack|Jpsu1|Header-2x8| |DIPCOREF4_52P|M1|dipCoreF4_v2c-52p-DIP-40MPNT_CORE_52P|||Antichambre| |uSD_DM3ATDM3AT|M2|uSD-DM3AT-SF-PEJM5|||798-DM3AT-SF-PEJM5| |6N138|M3|DIP-8|||512-6N138M| |LED-Green|Menue-1,TR1,Clock-1,ENV-1,Menue-2,TR2,ENV-2,Menue-3,Menue-4,Menue-5,Menue-6|1206-LED|C559120|extended| |OLED|OLED1,OLED2|SSD1306:OLED-SSD1306-128x64| |PTC|PTC1|1206|C126818|extended| |10K|R28,R29,R43-R58|1206|C17902|basic| |49K9|R30-R40,R61-R64|1206|C18017|extended| |30K|R41,R42|1206|C17999|extended| |130K|R59|1206|C17893|extended| |100K|R60|1206|C17900|basic| |1K|R1-R7|1206|C4410|basic| |4K7|R8|1206|C17936|basic| |220|R9-R27,R63|1206|C17958|basic| |Trim-3224W-1-104E|RV1,RV2|Trimmer-3224W-1|C53229|extended| |Trim-3214W-1-253E|RV3|Trimmer-3214W_Vertical|||652-3214W-1-253E| |74HC595|S1-S3|SOP-16_SOIC-16|C5947|basic| |74HC165|S4,S5|SOP-16_SOIC-16| C5613|basic| |TL072|U2,U3|SOP-8_SOIC-8|C6961|basic| |MCP6002|U6|SOP-8_SOIC-8|C7377|basic| ===== Shematic ===== {{:phatline:cv1-shematic.png?800|}}\\ ===== To Do ===== a housing/case or frontplate\\ ===== Resources ===== ====== Community users working on it ====== * **[[Phatline]]** = Prototype, Shematic, PCB, Programming, Documentation, all...\\ Just let a Private message on the forum to user already involved.\\ I have ProtoBoards here - i test one, and if it works, i can share them for Beta Testing-if you pay the postage\\