Demo UPDATE I have put together an utility to flash a precompiled firmware here : https://zardam.github.io/webnofrendo UPDATE 2 I have extracted the sources of the emulator from the epsilon repository : https://github.com/zardam/numworks-nofrendo The following build instructions are deprecated. Background This is a port of nofrendo NES Emulator. Some adaptations were borrowed from esp32-nesemu, and some ugly additional work was done to make it run on the calculator. Read more ...

For some time, my trusted all in one remote control was having problems. Some buttons were not working very well : the “Watch TV”, “TV” and “left”. The “Watch TV” required very high pressure, and the two other where not working about half of the time, independently of the pressure on the button. For the “Watch TV”, after testing the contact directly on the pads of the remote, it was clear that the problem came from the black conductive pad on the button. Read more ...

Introduction Since I’m lazy, I wanted to control remotely two floor lamps in my house. I bought some cheap RF outlets, but I did not want to have another ugly looking and always lost remote control in the house. So a clean solution was needed ! This is the kind of RF plug I used : The idea was to add a standard light switch in an existing box. Read more ...