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755

uLisp on the Raspberry Pi Pico

The RP2040 is a microcontroller chip designed by Raspberry Pi in the UK. It's a dual-core ARM Cortex M0+ running at 200 MHz which provides up to 16 MB of off-chip flash and 264 KB on-chip RAM. It has 30 GPIO pins, 4 of which can be used as analogue inputs, two UARTs, two SPI controllers, two I2C controllers, and 16…

758

Implant.ARM.iLOBleed.a

HP servers provide a management module called iLO (a.k.a. Integrated Lights-Out), which turns on as soon as the power cable is connected, loading a full-blown proprietary operating system. This module has full access to all the firmware, hardware, software, and operating system installed on the server. In addition to…

770

Amazon EC2 M1 Mac Instances

14 November 2022: This blog has been updated to remove the link to the preview form. Last year at AWS re:Invent, Jeff Barr wrote about the exciting availability of Amazon Elastic Compute Cloud (Amazon EC2) Mac instances. Today, we’re announcing the preview of a new EC2 M1 Mac instance. The introduction of EC2 Mac…

776

AWS Graviton 3 Instances

We announced the first generation AWS-designed Graviton processor in late 2018, and followed it up with the second generation Graviton2 a year later. Today, AWS customers make use of twelve different Graviton2-powered instances including the new X2gd instances that are designed for memory-intensive workloads. All…