Leo DENG

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No, I bought all the basic elements and solder them together by myself. In TM1640 datasheet there is a suggested schematic, I add the led matrix based on it. PCBs...

Ok, now I got it work on Pico at 3.3V, but not very stable. 5V doesn't work.

I tried to connect two modules together by creating two instances by `TM1640 module1(19, 18); TM1640 module2(15, 14);`. Both works with `setupDisplay(true, 1)`. It doesn't have something like HT16K33's configurable...

@Lucifier129 ``` js //这样Y就变得非常简单了 let Y = f => f(f) //但这样 factory 就变得复杂了 let factory = self => n => n < 2 ? 1 : n * self(self)(n-1) ```...

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民工哥叫我来吐槽。已吐……

Is STM32F401 compatible? Since it's also Cortex M4.

> Regarding specifically ESP32 chips, they have limitations that make it impractical for battery-powered (or not) keyboard use (from @xudongzheng on Discord): > > * Power consumption for all three...

I'm trying to make my old USB gamepad (PS2 like, with 2 analog joysticks) wireless. Not quite sure how to get this up and running. Any updates or working example?...