# [Example] Simulation of Astable Multivibrator Circuit ## Description A simulated blinking LED circuit using an astable multivibrator a.k.a "flip-flop" as a square wave generator. It also includes PCB layout of the project. ## Project Details - **Owner:** moeh96 - **Created:** 8/20/2023 - **Last Updated:** 9/12/2023 - **Visibility:** Public ## Key Components ### — [Arduino Mega 2560 Rev3](https://www.flux.ai/jharwinbarrozo/arduino-mega-2560-rev3~15.md) **Pins:** - 3V3 - 5V - 5V - 5V - A0 - A1 - A10 - A11 - A12 - A13 - A14 - A15 - A2 - A3 - A4 - A5 - A6 - A7 - A8 - A9 - AREF - D1 / TX0 - D10 - D11 - D12 - D13 - D14 / TX3 - D15 RX3 - D16 / TX2 - D17 / RX2 - D18 / TX1 - D19 / RX1 - D2 - D2 / RX0 - D20 / SDA - D20 / SDA - D21 / SCL - D21 / SCL - D22 - D23 - D24 - D25 - D26 - D27 - D28 - D29 - D3 - D30 - D31 - D32 - D33 - D34 - D35 - D36 - D37 - D38 - D39 - D4 - D40 - D41 - D42 - D43 - D44 - D45 - D46 - D47 - D48 - D49 - D5 - D50 - D51 - D52 - D53 - D6 - D7 - D8 - D9 - DATA + - DATA- - GND - GND - GND - GND - GND - GND - GND - IOREF - MISO - MOSI - NC - RESET - RESET - SCK - VCC - VCC - VIN ### ESP1 — [ESP32-DEVKITC](https://www.flux.ai/vasy_skral/esp32-devkitc~7mc.md) - Manufacturer Name: Espressif Systems - Datasheet URL: http://espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf - Part Type: Development Boards - Manufacturer Part Number: ESP32-DEVKITC **Pins:** - 3V3 [pin 1] - CLK [pin 20] - CMD [pin 18] - EN [pin 2] - EXT_5V [pin 19] - GND1 [pin 14] - GND2 [pin 32] - GND3 [pin 38] - IO0 [pin 25] - IO12 [pin 13] - IO13 [pin 15] - IO14 [pin 12] - IO15 [pin 23] - IO16 [pin 27] - IO17 [pin 28] - IO18 [pin 30] - IO19 [pin 31] - IO2 [pin 24] - IO21 [pin 33] - IO22 [pin 36] - IO23 [pin 37] - IO25 [pin 9] - IO26 [pin 10] - IO27 [pin 11] - IO32 [pin 7] - IO33 [pin 8] - IO34 [pin 5] - IO35 [pin 6] - IO4 [pin 26] - IO5 [pin 29] - RXD0 [pin 34] - SD0 [pin 21] - SD1 [pin 22] - SD2 [pin 16] - SD3 [pin 17] - SENSOR_VN [pin 4] - SENSOR_VP [pin 3] - TXD0 [pin 35] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/moeh96/example-simulation-of-astable-multivibrator-circuit~pz](https://www.flux.ai/moeh96/example-simulation-of-astable-multivibrator-circuit~pz).* --- *Generated from [https://www.flux.ai/moeh96/example-simulation-of-astable-multivibrator-circuit~pz](https://www.flux.ai/moeh96/example-simulation-of-astable-multivibrator-circuit~pz)*