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Explanation about PWM smoothing; essentially a 4-stage RC network but with an eye towards doing it all in one module with inputs made for an e-drum kit. 0 0 Yet more ways of pulling comics, alt text and salient bits of blogs into Tiny Tiny RSS entries. # For PCBs designed using KiCad: https://www.kicad.org/ # Format documentation: https://kicad.org/help/file-formats/ # Temporary files *.lck # KiCad backups folders Hardware/PCB/precadsr/precadsr.kicad_pro Normal file Unescape Hardware/PCB/precadsr_aux_Gerbers/precadsr-job.gbrjob Normal file View File # For PCBs designed using KiCad: https://www.kicad.org/ # Format documentation: http://kicad-pcb.org/help/file-formats/ # Temporary files *.000 *.bak *.bck *.zip *.DS_Store *~ .gitignore-extra *.dsn *.kicad_pcb-bak *.kicad_sch-bak *-backups *.kicad_prl *.sch-bak *~ _autosave-* *.tmp *-save.pro *-save.kicad_pcb fp-info-cache # Netlist files (exported from Eeschema) *.net # Autorouter files (exported from Pcbnew) *.dsn *.ses New KiCad version; non Al panel Gerbers Panels/10_step_seq.png Normal file View File Latest commits for file Datasheets/2N3903-Motorola.pdf # Autorouter files (exported from Eeschema *.csv *.lck ########################## # Additional ignored # KiCad backups folders temp_* # Compressed files *.zip # Mac stuff *.DS_Store # Emacs temps *~ Initial version .gitignore | 2 | 4.7k | Resistor | | | ----- | --- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | | | | | J2 | 1 | 10 nF | Unpolarized capacitor | | | 14 pin connector, https://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F215079%7FY1%7Fpdf%7FEnglish%7FENG_CD_215079_Y1.pdf%7F215079-4 connector TE-Connectivity Micro-MaTch female-on-board top-entry thru-hole 4 pin SMD MSOP, 8 Pin (https://www.onsemi.com/pub/Collateral/509AF.PDF), generated with kicad-footprint-generator Harting har-flexicon series connector, 53780-0370 (), generated with kicad-footprint-generator ipc_gullwing_generator.py eSIP-7C Vertical Flat Package with Heatsink Tab, https://ac-dc.power.com/sites/default/files/product-docs/topswitch-jx_family_datasheet.pdf Power Integrations K Package PowerPAK SO-8 Single (https://www.vishay.com/docs/71655/powerpak.pdf, https://www.vishay.com/docs/72599/72599.pdf 16-Lead Plastic DFN (3mm x 3mm); Pitch 0.4mm; EP 1.7x1.54mm; for InvenSense motion sensors; keepout area marked (Package see: https://store.invensense.com/datasheets/invensense/MPU-6050_DataSheet_V3%204.pdf; See also https://www.invensense.com/wp-content/uploads/2015/02/InvenSense-MEMS-Handling.pdf 24-Lead Plastic Shrink Small Outline (SO), see https://docs.broadcom.com/cs/Satellite?blobcol=urldata&blobheader=application%2Fpdf&blobheadername1=Content-Disposition&blobheadername2=Content-Type&blobheadername3=MDT-Type&blobheadervalue1=attachment%3Bfilename%3DIPD-Selection-Guide_AV00-0254EN_030617.pdf&blobheadervalue2=application%2Fx-download&blobheadervalue3=abinary%253B%2Bcharset%253DUTF-8&blobkey=id&blobnocache=true&blobtable=MungoBlobs&blobwhere=1430884105675&ssbinary=true 6-pin plasic small outline package; 32 leads; body width 3.9 mm; lead pitch 0.635; (see http://www.ftdichip.com/Support/Documents/DataSheets/ICs/DS_FT231X.pdf SSOP20: plastic shrink small outline package; 32 leads; body width 4.4 mm; (see NXP.

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