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Out, with probably +12v gates. Variable step count, 1-10 steps possible (with 2-3 extra switch positions to re-use for frequently-swapped positions). External reset via momentary push button. - CV out - CLK out - could be done with a 7-segment display with LED backlight 240x128 http://www.lcd-module.com/fileadmin/eng/pdf/grafik/edip240-7e.pdf LCD graphical display 480x272 16-bit colour with led backlight TFT graphical display 480x272 16-bit colour with led backlight http://www.lcd-module.com/fileadmin/eng/pdf/grafik/ediptft32-ae.pdf TFT-graphic display 320x240 16 bit colour with LED backlight 160x104 RS-232 I2C or SPI http://www.lcd-module.com/fileadmin/eng/pdf/doma/dogs104e.pdf LCD 4x10 character 3.3V VDD I2C or SPI http://www.lcd-module.com/fileadmin/eng/pdf/grafik/edip160-7e.pdf LCD-graphical display with LED and photoresistor 3 Lead Plastic Package OnSemi CASE 100AQ for QRE1113, see https://www.onsemi.com/pub/Collateral/QRE1113-D.PDF OnSemi CASE 100AQ for QRE1113, see https://www.onsemi.com/pub/Collateral/QRE1113-D.PDF OnSemi CASE 100CY, light-direction upwards, see http://www.kodenshi.co.jp/products/pdf/sensor/photointerrupter_ref/SG-105.pdf package for Kodenshi SG-105 with PCB locator, 2 Pins (https://www.molex.com/pdm_docs/sd/009652028_sd.pdf), generated with StandardBox.py) (https://www.bourns.com/data/global/pdfs/SRP5030T.pdf Shielded Power Inductor, Wuerth Elektronik, Wuerth_MAPI-2010, 2.0mmx1.6mm Inductor, Wuerth Elektronik, WE-DD, SMD, Typ L, , https://katalog.we-online.com/pbs/datasheet/74477510.pdf Choke Power Inductor WE-PD2 TypMS Wuerth Power Inductor, body 34.5x36mm, https://www.we-online.com/catalog/en/WE-HCFT#/articles/WE-HCFT-3533-ROUND Shielded High Current Inductor, body 4x4mm, https://www.we-online.com/catalog/en/WE-LQSH#/articles/WE-LQSH-4020 Current-compensated Chokes, Schaffner, RN112-04, 17.7mmx17.1mm https://www.schaffner.com/products/download/product/datasheet/rn-series-common-mode-chokes-new/ Current-compensated Chokes, Schaffner, RN202-04.

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