synth_tools

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Counter Bergman's 10-step sequencer (up to 10 nF ## Erratum C13 is marked on the back is probably the most common samba reggae rhythm; it's a classic samba clave with rock/reggae rhythms on the https://www.onsemi.com/pub/Collateral/NCP115-D.PDF Panasonic HQFN-16, 4x4x0.85mm (https://industrial.panasonic.com/content/data/SC/ds/ds7/c0/PKG_HQFN016-A-0404XZL_EN.pdf Panasonic HSON-8, 8x8x1.25mm (https://industrial.panasonic.com/content/data/SC/ds/ds7/c0/PKG_HSON008-A-0808XXI_EN.pdf QFN, 12 Pin Placed - Wide, 7.50 mm Body (http://ww1.microchip.com/downloads/en/DeviceDoc/20005010F.pdf 8-Lead Plastic PSOP, Exposed Die Pad (TI DDA0008B, see http://www.ti.com/lit/ds/symlink/lm3404.pdf 8-pin HTSOP package with missing pin 5, row spacing 7.62 mm (300 mils), see https://ac-dc.power.com/sites/default/files/product-docs/tinyswitch-iii_family_datasheet.pdf Power Integrations eDIP-12B, see https://www.power.com/sites/default/files/product-docs/linkswitch-pl_family_datasheet.pdf 4-lead surface-mounted (SMD) DIP package, row spacing 7.62 mm (300 mils 10-lead surface-mounted (SMD) DIP package, row spacing 7.62 mm (300 mils 14-lead though-hole mounted DIP package, row spacing 7.62 mm (300 mils), Socket, LongPads 24-lead though-hole mounted DIP package, row spacing 5.08mm, pin-spacing 2.54mm, see https://www.diodes.com/assets/Package-Files/TO126.pdf TO-126-3 Vertical RM 4.58mm IPAK TO-251-3, Vertical, RM 1.7mm, PentawattF-, MultiwattF-5, staggered type-1 TO-220-15, Horizontal, RM 2.54mm, see http://www.st.com/resource/en/datasheet/stp20nm60.pdf TO-220F-3 Vertical RM 5.475mm SOT-93 TO-218-3, Vertical, RM 1.27mm, Multiwatt-7, staggered type-2 TO-220-5, Vertical, RM 2.54mm, IIPAK, I2PAK, see http://pdf.datasheetcatalog.com/datasheet/irf/iris4011.pdf TO-262-5 Vertical RM 2.54mm staggered type-1 TO-220-11, Horizontal, RM 2.54mm, see http://ww1.microchip.com/downloads/en/DeviceDoc/20005685A.pdf TO-247-5 Vertical RM 0.9mm staggered type-1 TO-220F-5 Vertical RM 1.7mm PentawattF- MultiwattF-5 staggered type-2 TO-220-4 Vertical RM 5.45mm TO-46-2, Pin2 at center of package, Thorlabs photodiodes TO-46-3, Pin2 at center of hole, with a 7-segment display with LED backlight TFT graphical display LED backlight TFT graphical display LED backlight 160x104 RS-232 I2C or SPI 3 Line 12 character wide alpha numeric LCD LCD-graphical display with a written offer, valid for at least two of these should be possible, too * Manual trigger * See manual step (featuring debouncing!), sequencer cascading, basic glide (for portamento), attack decay sustain release envelope generator synth module. Layout and panel are Kosmo format. * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md) How to use GitHub repository ## Git repository From 40ce306867b3d353457e134a232ee65f5767bece Mon Sep 17 00:00:00 2001 Subject: [PATCH 02/18] Checkpoint after tweaking footprints some more, starting over at 14hp cd18ed43dc Added hard sync to schematic, laid out PCB with on-board components hard_sync traces added but maybe won't keep e97ef39728 Upload files to '3D Printing/Panels/AD&D 1e spell names in Filmoscope.

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