Embedded Programming

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Embedded Intel Optane?

I was asking about Optane memory in another group and it occurred to me tha t while it is to expensive to make a SSD fr...
1 comments posted 6yrs
posted by gnuarm.deletethisbit
1 comments posted 6yrs posted by gnuarm.deletethisbit

intel 386 et al

Anyone know of a good handbook describing the machine code of Intel's 386's? A page describing each instruction along w...
13 comments posted 6yrs
posted by ht
13 comments posted 6yrs posted by ht

RISC-V Picking Up Steam

RISC-V is appearing in low cost MCUs and on low cost START boards. Just not documented in English. $11 simple board.......
11 comments posted 6yrs
posted by gnuarm.deletethisbit
11 comments posted 6yrs posted by gnuarm.deletethisbit

No dynamic memory at all: newlib and sprintf

I'd like to avoid using dynamic memory (heap) at all. I'm using gcc for ARM and newlib (really I'm using NXP MCUXpresso...
11 comments posted 6yrs
posted by pozzugno
11 comments posted 6yrs posted by pozzugno

What is TI PRU-ICSS processor core?

TI's web page is here, but doesn't explain origin of instruction set? http://processors.wiki.ti.com/index.php/PRU-ICSS...
6 comments posted 6yrs
posted by drn
6 comments posted 6yrs posted by drn

FSM - Mealy vs. Moore

I'm discussing Finite State Machine (FSM) design in logic with some hardwar e folks and I thought I'd ask what a softwa...
13 comments posted 6yrs
posted by gnuarm.deletethisbit
13 comments posted 6yrs posted by gnuarm.deletethisbit

Remove unused data from the build output

I have defined a myassert(char *module, int line) function that uses the arguments only in Debug build. myassert() is d...
4 comments posted 6yrs
posted by pozzugno
4 comments posted 6yrs posted by pozzugno

Examples for tklib's diagram package?

Hello out there, I am tasked to create a 'block diagram editor' and looking at tklib's diagram package it looks like ma...
2 comments posted 7yrs
posted by hgiese
2 comments posted 7yrs posted by hgiese

External SPI Flash for storing data

I have a board with Cortex-M3 NXP LPC1875 MCU with 512kB internal Flash, one 8MB external SDRAM and 2MB external SPI Fl...
15 comments posted 7yrs
posted by pozzugno
15 comments posted 7yrs posted by pozzugno

Dynamic allocation and newlib-nano

I normally don't use dynamic allocation in embedded projects, however there are situations where this isn't possible. I...
10 comments posted 7yrs
posted by pozzugno
10 comments posted 7yrs posted by pozzugno

Boeing 737 Max software fix fails... again

Just when you thought it was safe to fly again... It make me think that every time you add code to close a loop-hole, yo...
5 comments posted 7yrs
posted by no.spam
5 comments posted 7yrs posted by no.spam

GE Smart Light Bulb reset

It took a very long time to realise that this wasn't a bad parody. If you were the engineer who implemented this, kill y...
11 comments posted 7yrs
posted by no.spam
11 comments posted 7yrs posted by no.spam

Anybody here using STM32F4xx parts ?

Using the STM32F443 Cortex M4 with DMA2 feeding TIM1 and TIM8 CCRx registers for PWM generation. Curious if anybody here...
9 comments posted 7yrs
posted by boB
9 comments posted 7yrs posted by boB