back side - darkish blue It's alive It's alive This one looks quite right Milled pins BestKitchenLightsEver™ Two boards connected - 20W Translucent PCB Clipped pins Two boards connected All 3 boards Kitchen Lights - capacitor addon BestKitchenLightsEver(tm) V1.01 Smoothing boards Smile Smile The Tower of Power Mr. Purple Does this one have any dual use issues? OLS - UART sniffing OLS - UART sniffing Preparations for brain surgery Preparations for brain surgery Purple mockup of the new board The new board Find the error AAAARRRGGGHHHH !!! 14 days again ;-( Mostly assembled EPIC FAILRE An adapter saves the day Full blast Finally: PURPLE ! Is this the purple of purple? Leds are almost off And there was light. Old vs. New Not faked at all Depth of Field Depth of Field Old vs. New Openbench logic sniffer - pull-up/down wing - Rev… Done - two more to go :-( Openbench logic sniffer - pull-up/down wing - Rev… Old vs. New Openbench logic sniffer - pull-up/down wing - Rev… MBI5168 breakout board OLS pull-up/down wing OLS pull-up/down wing OLS pull-up/down wing MBI5168 breakout board Openbench logic sniffer - pull-down wing - Rev 0.1 MBI5168 breakout board Openbench logic sniffer - pull-down wing - Rev 0.1 More light for my 'workbench' Upcycling old prototypes ! Replacing a popped 7805 More light for my 'workbench' OLS pull-up/down wing Finished MBI5168 breakout board OLS pull-up/down wing It started to snow today... It started to snow today... back side - lighter blue Dorkbotpdx PCB It ends with green It ends with green Next prototype RGB LED Ring - I²C chain An old prototype before the upgrade 8x8_v304_iteadstudio_2 8x8_v304_iteadstudio_1 Spot the mod A couple hours of soldering Cleaned front side Demo - GREEN Cleaned back side Flashing a bootloader RGB LED Ring - V1.21 PCB RGB LED Ring - V1.21 RGB LED Ring - V1.21 PCB RGB LED Ring - Real PCBs schematic RGB LED Ring - Real PCBs RGB LED Ring - Real PCBs RGB LED Ring - assembled RGB LED Ring - assembled RGB Matrix V3.04 - LED comparison RGB LED Ring - Real PCBs RGB LED Ring - Real PCBs RGB LED Ring - Real PCBs RGB LED Ring - Real PCBs RGB Matrix V3.04 - different LED board RGB LED Ring - A BatchPCB test RGB LED Ring - A BatchPCB test ChipQuik SMD rework - applying paste flux ChipQuik SMD rework - adding the alloy ChipQuik SMD rework - adding the alloy RGB LED Ring - A BatchPCB test RGB Matrix V3.04 - assembled back side RGB Matrix V3.04 - assembled front side A day well spent RGB Matrix V3.04 - translucency PCBlurr RGB Matrix V3.04 - translucency RGB Matrix V3.04 - assembled + matrix RGB Matrix V3.04 - pseudo Xray RGB Matrix V3.04 - front RGB Matrix V3.04 - back RGB Matrix V3.03 - fully assembled Result of several hours of work Flashing the bootloader with USBtinyISP / avrdude RGB Matrix V3.03 8x8 RGB LED Matrix V3.00 RGB Matrix V3.03 *rduino stamp V2 SMD rework *rduino stamp This via sucks ! Faulty PCBs suck ! 8x8 RGB LED Matrix V3.00 8x8 RGB LED Matrix V3.00 I²C network of 2 matrix boards 8x8 RGB LED Matrix V3.00 8x8 RGB LED Matrix V3.00