Embedded Programming

New version of UML state chart code generator is even more flexible in creating high quality C-code

Sinelabore generates compact and readable C code from UML statecharts. There are a number of ways to fine-tune the gene...

0 comments posted 2yrs

posted by pmue...

0 comments posted 2yrs posted by pmue...

Configure network of an embedded device

Nowadays many Internet connected embedded devices are controlled by an external proprietary cloud service (for example...

19 comments posted 2yrs

posted by pozzugno

19 comments posted 2yrs posted by pozzugno

Linux devices and root password

This is the first time I release an embedded device based on Linux OS (it runs on iMX6ULL CPU). This device will be pro...

5 comments posted 2yrs

posted by pozzugno

5 comments posted 2yrs posted by pozzugno

Linux Embedded: how to get info from a running service

I developed an application (in Python language) that is started by systemd at startup and stay running forever (until t...

9 comments posted 2yrs

posted by pozzugno

9 comments posted 2yrs posted by pozzugno

addon functions

Lewin Edwards in his dosfs file system uses the ldiv() functions shown below: sector = ldiv(offset, SECTOR_SIZE).quot a...

4 comments posted 2yrs

posted by ht

4 comments posted 2yrs posted by ht

MQTT QoS vs TCP

I know TCP is able to guarantee the delivery of messages from sender to receiver, without corruption (thanks to checksu...

9 comments posted 3yrs

posted by pozzugno

9 comments posted 3yrs posted by pozzugno

LPC1788: uart TX interrupt problem

This issue is very difficult to understand when you see it, so it's quite impossible to find the solution here in a new...

6 comments posted 3yrs

posted by pozzugno

6 comments posted 3yrs posted by pozzugno

UART connection between ATSAMD20 and ATtiny4313

I'd like to use async UART to let these MCUs communicate. The protocol will be request-response with the request genera...

68 comments posted 3yrs

posted by pozzugno

68 comments posted 3yrs posted by pozzugno

PID controller with a limited range of control variable

In one application an AC voltage sourced by a generator is applied to a load as a PWM waveform. The period PER is fixed...

1 comments posted 3yrs

posted by pozzugno

1 comments posted 3yrs posted by pozzugno

Embedding a Checksum in an Image File

This is a bit of the chicken and egg thing. If you want a embed a checksum in a code module to report the checksum, is...

82 comments posted 3yrs

posted by gnuarm.deletethisbit

82 comments posted 3yrs posted by gnuarm.deletethisbit

Improved display in Google Groups

I found this browser extension to let you apply formatting codes to any page. It can be used to apply a monospaced font...

1 comments posted 3yrs

posted by gnuarm.deletethisbit

1 comments posted 3yrs posted by gnuarm.deletethisbit

SPI Quad Serial Flash: two "quad" modes?

I'm studying datasheet of SST26VF080A. It's a SPI Quad Flash memory in standard 8 pin package. I'm not sure I correctly...

4 comments posted 3yrs

posted by pozzugno

4 comments posted 3yrs posted by pozzugno

Text on FSM

Hello Does anyone know of a nice text on finite state machines and their software implementation on embedded systems? I...

40 comments posted 3yrs

posted by jmariano65

40 comments posted 3yrs posted by jmariano65

Half-duplex RS485: simple auto-direction solution

I think you already know this trick: connect DE/RE signals of RS485 half-duplex transceiver to TX *negated* signal from...

7 comments posted 3yrs

posted by pozzugno

7 comments posted 3yrs posted by pozzugno

How to snif full-duplex UART protocol between two nodes

Many times I need to snif and log on a file the activity between two nodes that talk over a full-duplex UART (separate...

13 comments posted 3yrs

posted by pozzugno

13 comments posted 3yrs posted by pozzugno