# [Example] Blinking LED Demo
## Description
Onboarding example document for new users.
## Project Details
- **Owner:** gch
- **Created:** 1/23/2021
- **Last Updated:** 4/16/2021
- **Visibility:** Public
## Key Components
### ? — Raspberry pi or computer block
**Pins:**
- USB IN
### ? — Raspberry Pi 4B
**Pins:**
- 10/100 LAN Port
- 3V3
- 3V3
- 5V
- 5V
- 5V
- 5V
- 5V IN
- DATA -
- DATA -
- DATA +
- DATA +
- DSI Display Port
- GND
- GND
- GND
- GND
- GND
- GND
- GND
- GND
- GND
- GND
- GND
- GPIO 0 (ID_SD)
- GPIO 1 (ID_SC)
- GPIO 10 (MOSI)
- GPIO 12 (PWM0)
- GPIO 13 (PWM1)
- GPIO 14 (TXD)
- GPIO 15 (RXD)
- GPIO 16
- GPIO 17
- GPIO 18 (PCM_CLK)
- GPIO 19 (PCM_FS)
- GPIO 2 (SDA)
- GPIO 20 (PCM_DIN)
- GPIO 21 (PCM_DOUT)
- GPIO 22
- GPIO 23
- GPIO 24
- GPIO 25
- GPIO 26
- GPIO 27
- GPIO 3 (SCL)
- GPIO 4 (GPCLK0)
- GPIO 5
- GPIO 6
- GPIO 7 (CE1)
- GPIO 8 (CE0)
- GPIO 9 (MISO)
- GPIO11 (SCLK)
- HDMI
- Micro USB
### ? — STNS01
**Pins:**
- BAT
- BATMS
- BATSNS
- CEN
- CHG
- GND
- IN
- ISET
- LDO
- NTC
- SD
- SYS
### D1 — LED
- Breakdown Voltage: 0V
- Series Resistance: 0.42Ω
- Saturation Current: 93.2e-12A
- Emission Coefficient: 3.73
- Forward Voltage: 1.70
**Pins:**
- ANODE
- CATHODE
### T2 — NPN Transistor
- Beta / hFe: 100
- Leakage Current: 1e-13A
**Pins:**
- B
- C
- E
### T2 — NPN Transistor
- Beta / hFe: 100
- Leakage Current: 1e-13A
**Pins:**
- B
- C
- E
### VCC — DC Supply
- Voltage: 5.00V
**Pins:**
- ANODE
- CATHODE
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/gch/example-blinking-led-demo~fb](https://www.flux.ai/gch/example-blinking-led-demo~fb).*
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*Generated from [https://www.flux.ai/gch/example-blinking-led-demo~fb](https://www.flux.ai/gch/example-blinking-led-demo~fb)*