# Seven-segment alarm clock ## Description This is a seven-segment alarm clock that is controlled by STM32 and can be configured through the buttons on the board #stm32 #alarm #arm #iot ## Project Details - **Owner:** vasyl - **Created:** 4/20/2023 - **Last Updated:** 5/5/2023 - **Visibility:** Public ## Key Components ### J1 — [Pin Header 01x04 2.54mm](https://www.flux.ai/vasyl/pin-header-01x04-254mm~de3.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 - Pin_3 - Pin_4 ### LED1 — [HDSM-283H](https://www.flux.ai/vasyl/hdsm-283h~r8.md) - Manufacturer Name: Broadcom Limited - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://docs.broadcom.com/doc/HDSM-281x-283x-0-28-in-Single-Digit-SMT-LED-Display-DS - Part Type: LED - Manufacturer Part Number: HDSM-283H **Pins:** - A [pin 5] - AN [pin 4] - AN__1 [pin 9] - B [pin 6] - C [pin 8] - D [pin 10] - DP1 [pin 2] - DP2 [pin 7] - E [pin 11] - F [pin 3] - G [pin 1] ### LED2 — [HDSM-283H](https://www.flux.ai/vasyl/hdsm-283h~r8.md) - Manufacturer Part Number: HDSM-283H - Part Type: LED - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://docs.broadcom.com/doc/HDSM-281x-283x-0-28-in-Single-Digit-SMT-LED-Display-DS - Manufacturer Name: Broadcom Limited **Pins:** - A [pin 5] - AN [pin 4] - AN__1 [pin 9] - B [pin 6] - C [pin 8] - D [pin 10] - DP1 [pin 2] - DP2 [pin 7] - E [pin 11] - F [pin 3] - G [pin 1] ### SW1 — [PTS810SJK250SMTRLFS](https://www.flux.ai/jharwinbarrozo/pts810sjk250smtrlfs~6tl.md) - Part Type: Switch - Manufacturer Name: C&K - Datasheet URL: https://datasheet.lcsc.com/lcsc/1810121650_C-K-PTS810SJK250SMTRLFS_C221896.pdf - Manufacturer Part Number: PTS810SJK250SMTRLFS **Pins:** - P1 - P3 ### SW2 — [PTS810SJK250SMTRLFS](https://www.flux.ai/jharwinbarrozo/pts810sjk250smtrlfs~6tl.md) - Manufacturer Name: C&K - Manufacturer Part Number: PTS810SJK250SMTRLFS - Datasheet URL: https://datasheet.lcsc.com/lcsc/1810121650_C-K-PTS810SJK250SMTRLFS_C221896.pdf - Part Type: Switch **Pins:** - P1 - P3 ### U1 — [STM32L053R8T6](https://www.flux.ai/vasyl/stm32l053r8t6~i0.md) - Part Type: Microcontroller - Manufacturer Name: STMicroelectronics - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/8a/f4/9d/d7/61/1b/46/b4/DM00105960.pdf/files/DM00105960.pdf/jcr:content/translations/en.DM00105960.pdf - Manufacturer Part Number: STM32L053R8T6 **Pins:** - BOOT0 [pin 60] - NRST [pin 7] - PA0 [pin 14] - PA1 [pin 15] - PA10 [pin 43] - PA11 [pin 44] - PA12 [pin 45] - PA13 [pin 46] - PA14 [pin 49] - PA15 [pin 50] - PA2 [pin 16] - PA3 [pin 17] - PA4 [pin 20] - PA5 [pin 21] - PA6 [pin 22] - PA7 [pin 23] - PA8 [pin 41] - PA9 [pin 42] - PB0 [pin 26] - PB1 [pin 27] - PB10 [pin 29] - PB11 [pin 30] - PB12 [pin 33] - PB13 [pin 34] - PB14 [pin 35] - PB15 [pin 36] - PB2 [pin 28] - PB3 [pin 55] - PB4 [pin 56] - PB5 [pin 57] - PB6 [pin 58] - PB7 [pin 59] - PB8 [pin 61] - PB9 [pin 62] - PC0 [pin 8] - PC1 [pin 9] - PC10 [pin 51] - PC11 [pin 52] - PC12 [pin 53] - PC13 [pin 2] - PC14 [pin 3] - PC15 [pin 4] - PC2 [pin 10] - PC3 [pin 11] - PC4 [pin 24] - PC5 [pin 25] - PC6 [pin 37] - PC7 [pin 38] - PC8 [pin 39] - PC9 [pin 40] - PD2 [pin 54] - PH0 [pin 5] - PH1 [pin 6] - VDD [pin 19] - VDD [pin 64] - VDD [pin 32] - VDD_USB [pin 48] - VDDA [pin 13] - VLCD [pin 1] - VSS [pin 47] - VSS [pin 63] - VSS [pin 31] - VSS [pin 18] - VSSA [pin 12] ### U3 — [SHT31-DIS-B2.5KS](https://www.flux.ai/vasyl/sht31-dis-b25ks~6kp.md) - Manufacturer Name: Sensirion AG - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Sensirion%20PDFs/HT_DS_SHT3x_DIS.pdf - Part Type: Integrated Circuit - Manufacturer Part Number: SHT31-DIS-B2.5KS **Pins:** - ~RESET [pin 6] - ADDR [pin 2] - ALERT [pin 3] - R [pin 7] - SCL [pin 4] - SDA [pin 1] - VDD [pin 5] - VSS [pin 9] - VSS [pin 8] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasyl/seven-segment-alarm-clock~um3](https://www.flux.ai/vasyl/seven-segment-alarm-clock~um3).* --- *Generated from [https://www.flux.ai/vasyl/seven-segment-alarm-clock~um3](https://www.flux.ai/vasyl/seven-segment-alarm-clock~um3)*