DIY smartwatches are hardly a brand new thought within the maker group, however few of the initiatives we see are value constructing. Due to the very restrictive measurement constraints, a succesful and sensible smartwatch may be very tough to construct with out critical engineering expertise and a considerable finances. We have now entry to raised {hardware} than ever earlier than, however it’s nonetheless exhausting to seek out off-the-shelf parts sufficiently small to be appropriate for smartphone functions. That’s why it’s so spectacular that rahmanshaber was in a position to design a DIY smartwatch known as MutantW V2 that’s truly value constructing.
Surprisingly, not one of the parts in MutantW V2 are significantly particular or costly. Besides, the entire smartwatch appears to be like fairly just like an Apple Watch (simply 12% thicker). That proves that rahmanshaber has some critical engineering chops to make all the pieces match inside such a compact bundle. A very powerful part is an ESP32 microcontroller, which provides the MutantW V2 respectable processing energy, WiFi, Bluetooth, and first rate energy effectivity. Different options embody a 1.7” IPS LCD show, a charging/programming dock, days of battery life in “low energy mode,” two customizable {hardware} buttons, vibratory haptic suggestions, and interchangeable watch bands.
It was doable to suit all of these components, together with the assorted ICs, resistors, capacitors, and different parts wanted to make this work, contained in the watch because of intelligent packaging and the customized PCBs. There are two PCBs: one for the watch itself and one for the dock. When positioned on the dock, a number of pins make connections and permit for each charging and programming. These and the 200mAh lithium-ion battery match inside a 3D-printed shell. The dock can also be 3D-printed and really compact. The watch case is suitable with Apple Watch bands, so customers can reap the benefits of the huge choice accessible.
The one draw back with this design that we are able to see is that it doesn’t have a touchscreen. That forces customers to work together with the watch interface solely via the 2 {hardware} buttons. We’re unsure why rahmanshaber didn’t use a touchscreen, however hopefully they’ll embody that within the third revision. Even because it stands, the MutantW V2 has plenty of potential. The present firmware is fairly primary, so rahmanshaber is asking for assist from programmers who may also help to make this smartwatch one thing actually particular.