The CH554 is a microcontroller with an E8051 core with ... you’ll usually spend ages trying to digest the datasheet and get a toolchain up and running. That’s where this chip is a little ...

If you look in the datasheet (the image above is a screenshot from an ATtiny13 datasheet) you’ll find a section on Toggling the Pin. It turns out that if you set a PORT as an output, writing ...

The M8051 is a configurable soft-core implementation of the industry standard 8051 microcontroller that features a clock compatible twelve clocks per machine cycle architecture. This microcode-free ...

This ratio is extended by an advanced power management PMU unit. The DP8051 soft core is 100% binary-compatible with the industry standard 8051 8-bit microcontroller. There are two configurations of ...