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Electronics

RSC-V
Electronics

RISC-V

All RISC-V instructions resumed in a easy open source booklet format.

By fbourge, 7 monthsSeptember 11, 2022 ago
vega_board
Electronics

RISC-V Boards

Board SOC Model Cores ISA OS Available Price HiFive1 FE310-G000 E31 RV32-IMAC RTOS 2016 Q4 / HiFive Unleashed Freedom U540 4x U541x E51 RV64-GC Linux 2018 Q1 / HiFive1 Rev B FE310-G002 E31 RV32-IMAC RTOS 2019 Q1 59$ LoFive board FE310-G002 E31 RV32-IMAC RTOS / 29,99$ Board SOC Cores ISA Read more…

By fbourge, 3 yearsSeptember 18, 2020 ago
Electronics

LED Blinking HELMET

Hardware WS2812B RGB 5v individually addressable LED Strip (144 pixels / m. enclosed into a silicone waterproof case IP67) Control board : Raspberry Pi Zero 1.3 Battery : Turnigy Li-Po, 2200 mAh, 3S, 11.1 V, discharge rate = 25 C (theoretical maximum current = 55 Amps / 2,4 min) Voltage Read more…

By fbourge, 4 yearsMarch 24, 2019 ago
Electronics

Dark-side of the Raspberry Pi

BCM2835 Peripherals BCM2835 contains the following peripherals which may safely be accessed by the ARM: One part of theses peripherals are routed from the BCM2835 chip pads to the 2×20 GPIO header in order to be freely accessible (as shown above). One other part of these peripherals are routed from Read more…

By fbourge, 5 yearsMay 29, 2018 ago
Electronics

Hardware PWM with Raspberry Pi Zero

Purpose The main idea was to generate a configurable Pulse Width Modulated (PWM) signal out of a Raspberry PI Zero v1.3. The software solution The first solution was to handle a regular GPIO pin by software in order to alternate one and zeros via a loop. To do this, I Read more…

By fbourge, 5 yearsMay 29, 2018 ago
Electronics

Synchronous decade counter

Purpose Experiment, have fun and learn.What better than counting without a counter ?In order to make a basic function (a decade counter) you need even more basic elements as : AND/OR Gates and J-K flip-flops. Basics What is a synchronous decade counter ? A logical counter able to increment a Read more…

By fbourge, 5 yearsMay 24, 2018 ago

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