That's great!

Idea

Excuse me, what software is the dynamic effect of the big brother video!!!

emm doesn't know if there will be any noise

It's pretty good, but it's a bit eye-consuming

This is really possible!

Big brothers cheat ~ ~ ~ ~

The performance is very good. I feel the passage of time.

Can watch for one day

It can be done with one motor,
A single digital bit can be realized with a concave-convex wheel,
The carry relationship can refer to the structure in the mechanical meter!

I thought the author was from Beijing, and the names of the works were "er" ~
I always think it is better to have such artistic conception handicrafts with a more appropriate name, such as "dense time" and so on ~

It can be completely solved by using an LED screen. this effect can be achieved by turning on and off the brightness program of the lamp in a few seconds. there is no need to use such a complicated structure to make

In theory, reducing the steering gear can be done with one number and one steering gear. In my humble opinion, you can refer:
A number consists of 7 units, the 7 units lead out the thimble in a row, and each unit has a spring return;
The steering gear shaft is equipped with a "hat" of the opposite sex. This hat has high and low tooth positions like a key. The corresponding unit can be pushed out from the high place and the corresponding unit is not pushed out from the low place. A hat is distributed with 10 rows of such keys in a week, corresponding to 0-9 respectively. Such a steering gear can push out the corresponding number when turned to different angles. It

There are a little too many motors. if one motor can handle it, it will be perfect

This is really handsome