Loading 3D model… large boards can take a moment.
miniDenko (Denko = 電光 is from "an electric scoreboard" in Japanese) is a portable messaging device.
Or LED Matrix + ESP8266 + MPU6050 + Modern Web framework(Vue.js + Buefy) = A hackable LED messaging platform
Edit & save your message and show it up instantly.(Sub-second booting)
Easily connectable with Phones, Laptops, etc. via WiFi.
STA, AP, AP_STA modes to collaborate with the devices.Made from easily-obtainable parts. (See #BOM)
Its portable and slim shape fits in your (large) pocket.
And as a latest gadget should be, equipped with the Type-C charging port.
pio/ - code for the firmware(PlatformIO)pio/webui/ - code for the WebUI(Vue.js + Buefy)kicad/ - PCB design (KiCad)gerber/openscad/ - models for the 3D-printable case. (OpenSCAD)| Descriptions | |
|---|---|
| Front view | |
| Side view (Charging port) | |
| Side view (Power SW) | |
| PCB | |
| Web UI |
| Name | Quantity | Descriptions |
|---|---|---|
| ESP-12F (ESP8266 module) | 1 | |
| 32x8 LED matrix module (MAX7219) | 1 | |
| GY-521 (MPU6050 module) | 1 | 8 pins |
| 350mAh LiPo battery | 1 | 19x36x8.5 mm |
| Type-C LiPo charging board (TP4056) | 1 | 28x17.3 mm |
| 10k ohm resistor (0805_2012Metric) | 4 | |
| 33k ohm resistor (0805_2012Metric) | 1 | |
| 1uF ceramic capacitor (0805_2012Metric) | 1 | |
| 3.3V LDO xc6206p332mr (SOT-23) | 1 | |
| SPDT rocker switch (10x15 mm) | 1 | |
| M1.2 x 5 mm self tapping screw | 4 | |
| M2 x 6 mm self tapping screw | 2 |
MIT
No comments yet. Be the first to ask about this board.