# Cat Ears Programmable LED PCB ## Description Cat Ears with Programmable LED PCB Project ## Project Details - **Owner:** mars3k - **Created:** 4/19/2022 - **Last Updated:** 4/21/2022 - **Visibility:** Public ## Key Components ### ? — Connector 1x4 **Pins:** - P1 - P2 - P3 - P4 ### 20MHz — [Crystal Oscillator](https://www.flux.ai/jharwinbarrozo/crystal-oscillator~i9.md) - Part Type: Oscillator - Frequency: 10MHz **Pins:** - undefined - undefined ### 6TQ045S — [Schottky Diode](https://www.flux.ai/lwcassid/schottky-diode~zf.md) - Saturation Current: 3.15e-7A - Emission Coefficient: 2.03 - Breakdown Voltage: 70V **Pins:** - ANODE - CATHODE ### A1 — Label **Pins:** - P1 - P2 ### A1 — Label **Pins:** - P1 - P2 ### A2 — Label **Pins:** - P1 - P2 ### A3 — Label **Pins:** - P1 - P2 ### A4 — Label **Pins:** - P1 - P2 ### A5 — Label **Pins:** - P1 - P2 ### A6 — Label **Pins:** - P1 - P2 ### A7 — Label **Pins:** - P1 - P2 ### ATtiny24 — ATtiny24V **Pins:** - A1 - A2 - A3 - A4/SCK - A5/MISO - A6/SDA/MOSI - A7 - AO/AREF - GND - PB0/XTAL1 - PB1/PBXTAL2 - PB2/CKOUT - PB3/RESET - VCC ### BLM21SP111BH1D — Ferrite Bead **Pins:** - P1 - P2 ### Feedback — Label **Pins:** - P1 - P2 ### LED1 — WS2812 - Manufacturer Part Number: WS212 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ **Pins:** - DI - DO - GND - VDD ### LED10 — WS2812 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ - Manufacturer Part Number: WS212 **Pins:** - DI - DO - GND - VDD ### LED11 — WS2812 - Manufacturer Part Number: WS212 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ **Pins:** - DI - DO - GND - VDD ### LED12 — WS2812 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ - Manufacturer Part Number: WS212 **Pins:** - DI - DO - GND - VDD ### LED13 — WS2812 - Manufacturer Part Number: WS212 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ **Pins:** - DI - DO - GND - VDD ### LED14 — WS2812 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ - Manufacturer Part Number: WS212 **Pins:** - DI - DO - GND - VDD ### LED15 — WS2812 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ - Manufacturer Part Number: WS212 **Pins:** - DI - DO - GND - VDD ### LED16 — WS2812 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ - Manufacturer Part Number: WS212 **Pins:** - DI - DO - GND - VDD ### LED2 — WS2812 - Manufacturer Part Number: WS212 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ **Pins:** - DI - DO - GND - VDD ### LED3 — WS2812 - Manufacturer Part Number: WS212 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ **Pins:** - DI - DO - GND - VDD ### LED4 — WS2812 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ - Manufacturer Part Number: WS212 **Pins:** - DI - DO - GND - VDD ### LED5 — WS2812 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ - Manufacturer Part Number: WS212 **Pins:** - DI - DO - GND - VDD ### LED6 — WS2812 - Manufacturer Part Number: WS212 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ **Pins:** - DI - DO - GND - VDD ### LED7 — WS2812 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ - Manufacturer Part Number: WS212 **Pins:** - DI - DO - GND - VDD ### LED8 — WS2812 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ - Manufacturer Part Number: WS212 **Pins:** - DI - DO - GND - VDD ### LED9 — WS2812 - Source: https://www.aliexpress.com/item/32878302621.html?spm=a2g0o.productlist.0.0.1fef6c4bjdIhng&algo_pvid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad&algo_expid=abc46a08-e5e3-48c3-bec7-d24c6d5b9fad-0&btsid=0b0a0ad815834880529051116e0e53&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ - Manufacturer Part Number: WS212 **Pins:** - DI - DO - GND - VDD ### LM2678-5.0 — LM2678 **Pins:** - Boost - Feedback - GND - ON/OFF - Switch Output - Vin ### MISO — Label **Pins:** - P1 - P2 ### MISO — Label **Pins:** - P1 - P2 ### MOSI — Label **Pins:** - P1 - P2 ### MOSI — Label **Pins:** - P1 - P2 ### PB2 — Label **Pins:** - P1 - P2 ### RESET — Label **Pins:** - P1 - P2 ### RESET — Label **Pins:** - P1 - P2 ### RESET — Label **Pins:** - P1 - P2 ### S18 — [SPST Switch](https://www.flux.ai/jharwinbarrozo/spst-switch~rcl.md) **Pins:** - P1 - P2 ### S2 — [SPST Switch](https://www.flux.ai/jharwinbarrozo/spst-switch~rcl.md) **Pins:** - P1 - P2 ### SCK — Label **Pins:** - P1 - P2 ### SCK — Label **Pins:** - P1 - P2 ### XTAL1 — Label **Pins:** - P1 - P2 ### XTAL1 — Label **Pins:** - P1 - P2 ### XTAL2 — Label **Pins:** - P1 - P2 ### XTAL2 — Label **Pins:** - P1 - P2 *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/mars3k/cat-ears-programmable-led-pcb~h9](https://www.flux.ai/mars3k/cat-ears-programmable-led-pcb~h9).* --- *Generated from [https://www.flux.ai/mars3k/cat-ears-programmable-led-pcb~h9](https://www.flux.ai/mars3k/cat-ears-programmable-led-pcb~h9)*