# 555 Circuit (Component) ## Description NE555 Astable Pulse Generator with Adjustable Timing, Logic-Level Clock Output, Reset & Manual Step Controls, and Multi-Voltage Compatibility ## Component Details - **Owner:** crookedalt - **Created:** 8/9/2023 - **Last Updated:** 11/27/2023 - **Visibility:** Public - **System Architecture:** ```mermaid flowchart TD subgraph AST [Astable] NE555["NE555 Astable"] R1["R1"] R2["R2"] TC["TC"] POT["Trimpot"] end subgraph PWR [Power] VCC["VCC"] GND["GND"] DCAP["Decoupling Caps"] end subgraph OUT [Clock Output] RES["Series Resistor"] BUF["Schmitt Trigger"] COH["CLOCK OUT\nHeader"] end subgraph RSTSTEP [Reset/Step Input] RPU["Reset Pull-up"] RSH["RESET/STEP\nHeader"] SB["STEP Button"] RC["RC Debounce"] end DC["Decade Counter"] VCC --> DCAP GND --> DCAP VCC --> NE555 GND --> NE555 NE555 --> R1 NE555 --> R2 NE555 --> TC NE555 --> POT NE555 --> RES RES --> BUF BUF --> COH COH --> DC RPU --> RSH RSH --> NE555 SB --> RC RC --> NE555 RSH --> DC ``` - **Used in:** 611 projects - **Stars:** 13 - **Forks:** 7 - **Pin Count:** 3 ## Pins | Pin | Name | Type | |-----|------|------| | - | CLK | | | - | GND | | | - | VCC | | --- *Generated from [https://www.flux.ai/crookedalt/555-circuit~k1](https://www.flux.ai/crookedalt/555-circuit~k1)*