Prerequisites#
Using the affiliate links below helps support the channel and all the content I create 🎉🙌
Got Wi-Fi issues with your board?
The AliExpress and Amazon links on our site are for vendors whose versions of the board are reported by users to have
If you're still having trouble connecting after flashing, give the firmware with the Wi-Fi Fix a try!
The AliExpress and Amazon links on our site are for vendors whose versions of the board are reported by users to have
proper Wi-Fi antenna isolation
. If you're still having trouble connecting after flashing, give the firmware with the Wi-Fi Fix a try!
-
LD2450 mmWave Radar Sensor
- Amazon: (LD2450 Kit)
- Aliexpress: (LD2450 Kit)
-
Dupont Cable
- Amazon: (Dupont Cable Female to Male (4 inch))
- Aliexpress: (Dupont Cable Male to female (10 cm))
- Termoretractil Heat shrink tube
- Amazon: (Heat Shrink Tube)
- Aliexpress: (Heat Shrink Tube)
Optional
- PCB Holder Arms:
- Amazon: (Toolour Helping Hands Soldering)
- Aliexpress: (Desk Clamp PCB Holder)
- Soldering Station:
- Amazon: (YIHUA 8786D 2 in 1)
- Aliexpress: (JCD 8586D 2 IN 1)
- USB C Cable
- Amazon: (JSAUX USB C Cable [2-Pack 6.6ft])
- Aliexpress: (USB C Cable)
- 5v charger
- Amazon: (2 Pack)
- Aliexpress: (5v charger)
Esp32 C3 mini + LD2450 Sensor Case#
You can get it on:
How to wire it up#
| ESP32-C3 Board | LD2450 |
|---|---|
| 5v | 5v |
| 21 (TX) | RX |
| 20 (RX) | TX |
| G | GND |
ESPHome Firmware#
YAML Files#
How to use it on your dashboard#
Plotly Graph#
By dbuezas
Use the configuration generator below to create a custom YAML configuration for your specific sensor name. Simply enter your sensor name and click "Generate YAML Configuration" to get the ready-to-use code that you can copy and paste directly into Home Assistant.
| Firmware | Sensor Name |
|---|---|
| With Bluetooth Proxy | mini_mmwave_sensor |
| Without Bluetooth Proxy | mini_mmwave_sensor_no |
How to create zones#
HLKRadarTool#
ESP32 C3 Case Housing (Antenna Fix)#
You can get it on:
