# Difficult Tomato KITT ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** niwantha - **Created:** 1/26/2025 - **Last Updated:** 1/26/2025 - **Visibility:** Public ## Key Components ### D1 — [1N4007RLG](https://www.flux.ai/jecstronic/1n4007rlg~07j.md) - Part Type: Diode - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: 1N4007RLG - Datasheet URL: https://www.onsemi.com/pdf/datasheet/1n4001-d.pdf - Manufacturer Name: onsemi **Pins:** - anode [pin 2] - cathode [pin 1] ### D2 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Breakdown Voltage: 0V - Emission Coefficient: 3.73 - Saturation Current: 93.2e-12A - Forward Voltage: 1.70 - Series Resistance: 0.42Ω **Pins:** - A [pin 2] - K [pin 1] ### K1 — [Relay-12VDC-SL-C](https://www.flux.ai/deadzerok/relay-12vdc-sl-c~zh.md) - Part Type: Relay - Manufacturer Name: Ningbo Songle Relay - Datasheet URL: https://datasheet.lcsc.com/lcsc/2304140030_Ningbo-Songle-Relay-SRD-12VDC-SL-C_C30431.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: SRD-12VDC-SL-C **Pins:** - Coil-1 [pin COIL1] - Coil-2 [pin COIL2] - Com-3 [pin COM] - NC [pin NC] - NO [pin NO] ### Q1 — [PC817C](https://www.flux.ai/vasyl/pc817c~08t.md) - Manufacturer Part Number: PC817C - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Taiwan Semiconductor Corporation - Part Type: Integrated Circuit - Datasheet URL: https://www.taiwansemi.com/assets/uploads/datasheet/TPC817%20SERIES_C1612.pdf **Pins:** - ~ [pin 1] - ~ [pin 2] - ~ [pin 3] - ~ [pin 4] ### U1 — [STM32 Blue Pill Breakout](https://www.flux.ai/vasyl/stm32-blue-pill-breakout~5gl.md) - Manufacturer Name: ST-Microelectronics - Part Type: Breakout board - Datasheet URL: https://components101.com/sites/default/files/component_datasheet/STM32F103C8T6-Blue-Pill-Development-Board-Datasheet.pdf - Manufacturer Part Number: Blue Pill **Pins:** - 3V3 [pin 20] - 3V3 [pin 38] - 5V [pin 18] - GND [pin 40] - GND [pin 19] - GND [pin 39] - PA0 [pin 25] - PA1 [pin 26] - PA10 [pin 7] - PA11 [pin 8] - PA12 [pin 9] - PA15 [pin 10] - PA2 [pin 27] - PA3 [pin 28] - PA4 [pin 29] - PA5 [pin 30] - PA6 [pin 31] - PA7 [pin 32] - PA8 [pin 5] - PA9 [pin 6] - PB0 [pin 33] - PB1 [pin 34] - PB10 [pin 35] - PB11 [pin 36] - PB12 [pin 1] - PB13 [pin 2] - PB14 [pin 3] - PB15 [pin 4] - PB3 [pin 11] - PB4 [pin 12] - PB5 [pin 13] - PB6 [pin 14] - PB7 [pin 15] - PB8 [pin 16] - PB9 [pin 17] - PC13 [pin 22] - PC14 [pin 23] - PC15 [pin 24] - RST [pin 37] - VBat [pin 21] ### U2 — [ULN2803A](https://www.flux.ai/adrian95/uln2803a~6vl.md) - Part Type: Transistor - Manufacturer Part Number: ULN2803A - Manufacturer Name: STMicroelectronics - Datasheet URL: https://www.mouser.com/datasheet/2/389/uln2801a-1852595.pdf - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - COMMON_FREE__WHEELING_DIODES [pin 10] - GND [pin 9] - IN_1 [pin 1] - IN_2 [pin 2] - IN_3 [pin 3] - IN_4 [pin 4] - IN_5 [pin 5] - IN_6 [pin 6] - IN_7 [pin 7] - IN_8 [pin 8] - OUT_1 [pin 18] - OUT_2 [pin 17] - OUT_3 [pin 16] - OUT_4 [pin 15] - OUT_5 [pin 14] - OUT_6 [pin 13] - OUT_7 [pin 12] - OUT_8 [pin 11] ### U3 — [74HC245PW,118](https://www.flux.ai/jecstronic/74hc245pwc118~xz.md) - Part Type: Integrated Circuit - Manufacturer Part Number: 74HC245PW,118 - Datasheet URL: https://assets.nexperia.com/documents/data-sheet/74HC_HCT245.pdf - Manufacturer Name: Nexperia USA Inc. - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - ~OE [pin 19] - A0 [pin 2] - A1 [pin 3] - A2 [pin 4] - A3 [pin 5] - A4 [pin 6] - A5 [pin 7] - A6 [pin 8] - A7 [pin 9] - B0 [pin 18] - B1 [pin 17] - B2 [pin 16] - B3 [pin 15] - B4 [pin 14] - B5 [pin 13] - B6 [pin 12] - B7 [pin 11] - DIR [pin 1] - GND [pin 10] - VCC [pin 20] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/niwantha/difficult-tomato-kitt~ss](https://www.flux.ai/niwantha/difficult-tomato-kitt~ss).* --- *Generated from [https://www.flux.ai/niwantha/difficult-tomato-kitt~ss](https://www.flux.ai/niwantha/difficult-tomato-kitt~ss)*