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Wemos wifi controller

hjltu·wemos-wifi-controller·kicad/wemos.kicad_pcb

Wemos wifi controller PCB layout, top view — open source board by hjltu

About the Wemos wifi controller PCB

Wemos wifi controller is an open source PCB design by hjltu, published on GitHub under the MIT license. It is a 2-layer board measuring 37.2 × 47.1 mm, with 6 components from 4 distinct parts.

By type, the board carries 3 resistors, 1 battery holder and 1 capacitor.

It belongs with the iot & wireless and sensors designs in this gallery.

From the project

Home automation controller based on esp8266

Firmware for Wemos D1 mini / NodeMCU V3 Control relays, PWM, blinds, shutters, and read sensors via MQTT.

Analog button only when sensor=0 NTC: 10k thermistor + pull-down, ~15-35°C range

Controls D6 (Analog PWM 0-255) and D7 (Binary PWM 0/255 with 10s dead-band) based on temperature error.

Shows: - Network info (IP, MAC, MQTT server) - All GPIO status and MQTT topics - All EEPROM settings with current values - Full command reference

Wemos wifi controller bill of materials (BOM)

6 components, 4 distinct parts.

QtyPartRefs
1
TO-252-2
BT137S
1
DIP-6_W8.89mm_SMDSocket_LongPads
MOC3063S
1
C_1206_3216Metric
C0.1uF
3
R_1206_3216Metric
R4K7, R10K, R330

Wemos wifi controller design files

The KiCad project lives in the hjltu/wemos-wifi-controller repository on GitHub; these links point at the commit this page was built from.

Wemos wifi controller: common questions

How big is the Wemos wifi controller PCB?

The Wemos wifi controller measures 37.2 × 47.1 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Wemos wifi controller?

6 components, from 4 distinct parts. The full bill of materials is listed on this page.

Where can I download the Wemos wifi controller design files?

From the hjltu/wemos-wifi-controller repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Wemos wifi controller design in my own project?

Yes, under the terms of its MIT license, which hjltu chose for the repository.

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