The Raspberry Pi Foundation has announced the immediate availability of the Raspberry Pi Compute Module 4. Prices start at $25 and go up to $90, depending on the customisations you select.

The Raspberry Pi Compute Module 4 is based on the same 64-bit Broadcom BCM2711 quad-core Cortex-A72 application processor running at 1.5GHz as found on ... and a real-time clock with battery ...

The Raspberry Pi 4-based Computer Module is now available for purchase from $25. ... camera and display FPC connectors, and a real-time clock with battery backup. ...

The Raspberry Pi Real Time Clock also comes complete with a 1 x CR1220 12mm Diameter – 3V Lithium Coin Cell Battery. Adafruit explain a little more.

Meant to flag this last week - the Shim RTC. Element 14 has added the real-time clock (RTC) board to its Raspberry Pi add-on line-up, writes Steve Bush. The board is designed to be added to Raspberry ...

The new SHIM RTC has been designed to fit inside the Raspberry Pi footprint and provide users with a real-time clock for time stamping applications and projects. The board is powered by a 3V ...

The Raspberry Pi is an extremely versatile little ... the little board has no real-time clock. ... Provided the module is power from 3.3v then 3.3v TTL logic levels should be on the ...

An on-board real-time clock is provided, that needs an external battery. 5V power is required at 5A and the module needs a heatsink ( above left ) As a design example, for prototyping, and to make a ...