Risc-v ISA is open source. #ISA only defines software hardware interface and does not define how ISA is implemented. it can take quite a bit effort to come up with a good implementation, aka a good risc-v processor. it is like both Intel and AMD, and many other…[Read more]
Amazon hires economics to give it an edge that competitors are hard to match
In the past few years, Amazon has hired more than 150 PhD economists, making it probably the largest employer in the field behind institutions like the Federal Reserve, which has hundreds of economists on staff.…[Read more]
I am not familiar with Arsuino. But I assume gregor1 means rtos can be supported in other dev frameworks. Otherwise it is a big hurdle for its use in many scenarios and even for edu purpose. Just not sure what rtos are already ported to Arduino?
It is a long shot. ARM doesn’t have a single product line. Instead it has offerings for different markets and apps, low pwr or high performance. But it is worth a try. ARM licensing and royalty fee is a big burden at least for price sensitive market such as iot. Something free is good but…[Read more]
I want to draw some digital circuit diagrams which include something like and/or gates, mux, flip-flops, etc. I am using powerpoint now but I have to draw D-FF myself. Wondering what tool you guys use to draw digital circuit diagram.