# RC Car Controller Interface af42 6a28 ## Description PCB con un MCU diseñado para conectar un PC con el control de un auto RC de juguete. El MCU recibe mensajes UART del PC que indican comandos direccionales (adelante, atrás, izquierda, derecha) y activa uno de cuatro pines GPIO para simular pulsaciones de botones en el control del auto RC. ## Project Details - **Owner:** code-pretzel - **Created:** 8/6/2024 - **Last Updated:** 8/6/2024 - **Visibility:** Public ## Key Components ### BL_LED1 — BLUE_LED_0603_Diffused - Max Reverse Voltage: 5V - Datasheet URL: https://www.we-online.com/components/products/datasheet/150060BS55040.pdf - Forward Voltage: 3.2V - Manufacturer Name: Würth Elektronik - Purchase Url: https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/150060BS55040/8557178 - Price: 0.19$ - Manufacturer Part Number: 150060BS55040 - Current: 20mA **Pins:** - 1 - 2 ### D1 — [Schottky Diode](https://www.flux.ai/corynrobinson/schottky-diode~hs.md) - Purchase Url: https://octopart.com/mbr0520lt1g-onsemi-2933?r=sp - Manufacturer Name: onsemi - Part Type: Diode - Datasheet URL: https://www.onsemi.com/pdf/datasheet/mbr0520lt1-d.pdf - Breakdown Voltage: 20V - Package or Case Code: D_SOD-123 - Manufacturer Part Number: MBR0520LT1G - Current: 0.5A **Pins:** - A - K ### D2 — [Schottky Diode](https://www.flux.ai/corynrobinson/schottky-diode~hs.md) - Part Type: Diode - Manufacturer Name: onsemi - Purchase Url: https://octopart.com/mbr0520lt1g-onsemi-2933?r=sp - Current: 0.5A - Manufacturer Part Number: MBR0520LT1G - Breakdown Voltage: 20V - Package or Case Code: D_SOD-123 - Datasheet URL: https://www.onsemi.com/pdf/datasheet/mbr0520lt1-d.pdf **Pins:** - A - K ### GN_LED1 — GREEN_LED_0603_Diffused - Manufacturer Name: Würth Elektronik - Datasheet URL: https://www.we-online.com/components/products/datasheet/150060VS55040.pdf - Forward Voltage: 2V - Max Reverse Voltage: 5V - Current: 20mA - Manufacturer Part Number: 150060VS55040 - Price: 0.19$ - Purchase Url: https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/150060VS55040/8557182 **Pins:** - 1 - 2 ### J1 — [Pin Header 01x06 2.54mm Vertical](https://www.flux.ai/vasy_skral/pin-header-01x06-254mm-vertical~jyw.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] ### J2 — [Connector 01x04 Horizontal](https://www.flux.ai/jharwinbarrozo/connector-01x04-horizontal~h0.md) - Part Type: Connector **Pins:** - PIN_1 [pin 1] - PIN_2 [pin 2] - PIN_3 [pin 3] - PIN_4 [pin 4] ### J3 — [Pin Header 01x02 2.54mm Vertical](https://www.flux.ai/jharwinbarrozo/generic-pin-header-01x02-2p54mm-vertical~4uy.md) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - P1 [pin 1] - P2 [pin 2] ### LED_BACK_BTN — GREEN_LED_0603_Diffused - Forward Voltage: 2V - Max Reverse Voltage: 5V - Manufacturer Name: Würth Elektronik - Datasheet URL: https://www.we-online.com/components/products/datasheet/150060VS55040.pdf - Price: 0.19$ - Purchase Url: https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/150060VS55040/8557182 - Current: 20mA - Manufacturer Part Number: 150060VS55040 **Pins:** - 1 - 2 ### LED_FW_BTN — GREEN_LED_0603_Diffused - Datasheet URL: https://www.we-online.com/components/products/datasheet/150060VS55040.pdf - Manufacturer Name: Würth Elektronik - Max Reverse Voltage: 5V - Forward Voltage: 2V - Manufacturer Part Number: 150060VS55040 - Current: 20mA - Purchase Url: https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/150060VS55040/8557182 - Price: 0.19$ **Pins:** - 1 - 2 ### LED_L_BTN — ORANGE_LED_0603_Diffused - Datasheet URL: https://dammedia.osram.info/media/resource/hires/osram-dam-5174598/LO%20Q976_EN.pdf - Manufacturer Name: ams-OSRAM USA INC. - Forward Voltage: 2V - Manufacturer Part Number: LO Q976-PS-25-0-20-R18 - Current: 20mA - Price: 0.24$ - Purchase Url: https://www.digikey.com/en/products/detail/ams-osram-usa-inc/LO-Q976-PS-25-0-20-R18/1227953 - Max Reverse Voltage: 12V **Pins:** - 1 - 2 ### LED_R_BTN — ORANGE_LED_0603_Diffused - Datasheet URL: https://dammedia.osram.info/media/resource/hires/osram-dam-5174598/LO%20Q976_EN.pdf - Manufacturer Name: ams-OSRAM USA INC. - Forward Voltage: 2V - Manufacturer Part Number: LO Q976-PS-25-0-20-R18 - Current: 20mA - Purchase Url: https://www.digikey.com/en/products/detail/ams-osram-usa-inc/LO-Q976-PS-25-0-20-R18/1227953 - Price: 0.24$ - Max Reverse Voltage: 12V **Pins:** - 1 - 2 ### SW2 — SWITCH_TLSMDT3C020GLFS - Manufacturer Part Number: TLSMDT3C020GLFS - Price: 1.55$ - Datasheet URL: https://www.ckswitches.com/media/3238/ck_tlsm_datasheet.pdf - Manufacturer Name: C&K - Purchase Url: https://www.digikey.com/en/products/detail/c-k/TLSM-D-T3-C-020-G-LFS/14553425 **Pins:** - A [pin 1] - B [pin 2] - C [pin 3] - D [pin 4] ### U2 — AVR128DA48T-I/PT - Manufacturer Part Number: AVR128DA48T-I/PT - Purchase Url: https://www.digikey.com/en/products/detail/microchip-technology/AVR128DA48T-E-PT/12177763 - Price: 2.47$ - Manufacturer Name: Microchip Technology - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/AVR128DA28-32-48-64-DataSheet-DS40002183B.pdf **Pins:** - AVDD [pin 28] - GND [pin 15] - GND [pin 43] - GND [pin 29] - PA0EXTCLK [pin 44] - PA1 [pin 45] - PA2 [pin 46] - PA3 [pin 47] - PA4 [pin 48] - PA5 [pin 1] - PA6 [pin 2] - PA7 [pin 3] - PB0 [pin 4] - PB1 [pin 5] - PB2 [pin 6] - PB3 [pin 7] - PB4 [pin 8] - PB5 [pin 9] - PC0 [pin 10] - PC1 [pin 11] - PC2 [pin 12] - PC3 [pin 13] - PC4 [pin 16] - PC5 [pin 17] - PC6 [pin 18] - PC7 [pin 19] - PD0 [pin 20] - PD1 [pin 21] - PD2 [pin 22] - PD3 [pin 23] - PD4 [pin 24] - PD5 [pin 25] - PD6 [pin 26] - PD7 [pin 27] - PE0 [pin 30] - PE1 [pin 31] - PE2 [pin 32] - PE3 [pin 33] - PF0XTAL32K1 [pin 34] - PF1XTAL32K2 [pin 35] - PF2 [pin 36] - PF3 [pin 37] - PF4 [pin 38] - PF5 [pin 39] - PF6*RESET [pin 40] - UPDI [pin 41] - VDD [pin 42] - VDD [pin 14] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/code-pretzel/rc-car-controller-interface-af42-6a28~yb](https://www.flux.ai/code-pretzel/rc-car-controller-interface-af42-6a28~yb).* --- *Generated from [https://www.flux.ai/code-pretzel/rc-car-controller-interface-af42-6a28~yb](https://www.flux.ai/code-pretzel/rc-car-controller-interface-af42-6a28~yb)*