These are the commercial products I've replaced with ESP32-powered variants.

The Intel MCS-51 (commonly termed 8051) is a single chip microcontroller (MCU) series developed by Intel in 1980 for use in embedded systems. 8051 are first-generation microcontrollers that sparked ...

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Before we dive deep into the 8051 microcontroller, let’s first explore the fundamental components: the microcontroller itself, the CPU (central processing unit), memory, and the bus system that ...

Choosing the appropriate device as the foundation for your new design can be overwhelming. The need to make the right balance of price, performance, and power consumption has many implications.

The uncompressed unarchived files are not available via HTTP because HTTP, the protocol of the Web, doesn't have a way to refer to or deal with a group of files, like FTP can do with its MGET command.

There are rumors of a cheap chip that does USB natively, has an Open Source toolchain, and costs a quarter. These aren’t rumors: you can buy the CH552 microcontroller right now. Surprisingly, there ...