# Alarm Clock ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** chunkermonkey - **Created:** 6/6/2026 - **Last Updated:** 6/7/2026 - **Visibility:** Public ## Key Components ### J_DISP — [Pin Header 01x12 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x12-254mm-vertical~yy0.md) - Part Type: Connector - Role Details: 5641AS-1 display pinout: 1 E, 2 D, 3 DP, 4 C, 5 G, 6 D4 CC, 7 B, 8 D3 CC, 9 D2 CC, 10 F, 11 A, 12 D1 CC. - Role: Connector - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_10 [pin 10] - Pin_11 [pin 11] - Pin_12 [pin 12] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] - Pin_9 [pin 9] ### J_KR1201A — [Pin Header 01x05 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x05-254mm-vertical~cas.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Role Details: KR1201A 12V relay module header: pin 1 V-/GND, pin 2 V+/12V_IN, pin 3 NO to Arduino relay sense, pin 4 COM to GND, pin 5 NC unused. - Role: Connector **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] ### J_PWR — [PJ-037A](https://www.flux.ai/vasy_skral/pj-037a~6cq.md) - Part Type: Connector - Role: Power Conversion - Manufacturer Part Number: PJ-037A - Manufacturer Name: CUI Devices - Datasheet URL: https://www.cuidevices.com/product/resource/pj-037a.pdf - Role Details: External regulated 12V DC center-positive barrel jack input; powers KR1201A directly and feeds PS_5V_BUCK for the 5V Arduino/servo/display rail. **Pins:** - Center pin [pin 1] - Terminal [pin 2] ### J_SERVO — [Pin Header 01x03 2.54mm Vertical for Servo Motor](https://www.flux.ai/project-x/pin-header-01x03-2p54mm-vertical-for-servo-motor~jl.md) - Role: Connector - Role Details: SG90 servo header: pin 1 GND, pin 2 +5V, pin 3 PWM signal from Arduino. - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - 5v [pin 2] - Data [pin 3] - Gnd [pin 1] ### LED1 — [LED-THT-5MM](https://www.flux.ai/vasy_skral/led-tht-5mm~od.md) - Role: Indicator - Role Details: Green 5 mm through-hole LED from Elegoo-style starter kit - Color: Green - Part Type: LED **Pins:** - A [pin 2] - K [pin 1] ### LED2 — [LED-THT-5MM](https://www.flux.ai/vasy_skral/led-tht-5mm~od.md) - Color: Green - Role: Indicator - Part Type: LED - Role Details: Green 5 mm through-hole LED from Elegoo-style starter kit **Pins:** - A [pin 2] - K [pin 1] ### LED3 — [LED-THT-5MM](https://www.flux.ai/vasy_skral/led-tht-5mm~od.md) - Part Type: LED - Color: Green - Role Details: Green 5 mm through-hole LED from Elegoo-style starter kit - Role: Indicator **Pins:** - A [pin 2] - K [pin 1] ### LED4 — [LED-THT-5MM](https://www.flux.ai/vasy_skral/led-tht-5mm~od.md) - Role Details: Green 5 mm through-hole LED from Elegoo-style starter kit - Part Type: LED - Role: Indicator - Color: Green **Pins:** - A [pin 2] - K [pin 1] ### LED5 — [LED-THT-5MM](https://www.flux.ai/vasy_skral/led-tht-5mm~od.md) - Role Details: Green 5 mm through-hole LED from Elegoo-style starter kit - Color: Green - Role: Indicator - Part Type: LED **Pins:** - A [pin 2] - K [pin 1] ### PS_5V_BUCK — [DC-DC Multi-output Buck Converter (3.3V/5V/9V/12V)](https://www.flux.ai/adrian95/dc-dc-multi-output-buck-converter-3p3v5v9v12v~jee.md) - Part Type: Buck Converter - Role Details: 12V input to 5V output buck stage; estimated 5V peak load around 0.8A, choose/set module for at least 1.5A continuous and 2A preferred. - Purchase Url: https://www.dfrobot.com/product-2599.html - License: https://creativecommons.org/licenses/by/4.0/ - Role: Power Conversion - Manufacturer Name: DFRobot **Pins:** - - IN - - IN - - OUT - - OUT - + IN - + IN - + OUT - + OUT ### U1 — [Arduino Micro](https://www.flux.ai/vasyl/arduino-micro~tf.md) - Part Type: Evaluation Boards - Manufacturer Name: Arduino - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Arduino%20PDFs/A000053_Web.pdf - Symbol Style: parametric-v1 - Manufacturer Part Number: Arduino Micro **Pins:** - +5V [pin 29] - 0/RX [pin 4] - 1/TX [pin 3] - 10(PWM)/A10 [pin 15] - 11(PWM) [pin 16] - 12/A11 [pin 17] - 13(PWM) [pin 18] - 2/SDA [pin 7] - 3.3V [pin 19] - 3(PWM)/SCL [pin 8] - 4/A6 [pin 9] - 5(PWM) [pin 10] - 6(PWM)/A7 [pin 11] - 7 [pin 12] - 8/A8 [pin 13] - 9(PWM)/A9 [pin 14] - A0 [pin 21] - A1 [pin 22] - A2 [pin 23] - A3 [pin 24] - A4 [pin 25] - A5 [pin 26] - AREF [pin 20] - GND [pin 6] - GND__1 [pin 31] - MISO [pin 33] - MOSI [pin 1] - RESET [pin 5] - RESET__1 [pin 30] - RX_LED/SS [pin 2] - SCK [pin 34] - VIN [pin 32] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/chunkermonkey/alarm-clock~ak](https://www.flux.ai/chunkermonkey/alarm-clock~ak).* --- *Generated from [https://www.flux.ai/chunkermonkey/alarm-clock~ak](https://www.flux.ai/chunkermonkey/alarm-clock~ak)*