Raspberry Pi
Dezvoltare
- Dezvoltare drivere pentru Linux – exemple de la simplu la complex despre cum se scrie și se utilizează un driver modular pentru kernel.
Boot și configurare inițială
Subsisteme
ALSA
- ALSA – Advanced Linux Sound Architecture – documentația oficială
I2C
I2S
Vezi deasemenea și proiectul nodului mobil pentru RoLink cu RPi Zero W
UART
Pinout
Erori
Oops - unable to determine board type... model: 17
cd /tmp/
wget https://project-downloads.drogon.net/wiringpi-latest.deb
--2020-07-24 23:25:40-- https://project-downloads.drogon.net/wiringpi-latest.deb
Resolving project-downloads.drogon.net (project-downloads.drogon.net)... 188.246.205.22, 2a03:9800:10:7b::2
Connecting to project-downloads.drogon.net (project-downloads.drogon.net)|188.246.205.22|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 52260 (51K) [application/x-debian-package]
Saving to: ‘wiringpi-latest.deb’
wiringpi-latest.deb 100%[=================================================>] 51.04K --.-KB/s in 0.1s
2020-07-24 23:25:40 (374 KB/s) - ‘wiringpi-latest.deb’ saved [52260/52260]
tom@raspberrypi:/tmp $ sudo dpkg -i wiringpi-latest.deb
(Reading database ... 99027 files and directories currently installed.)
Preparing to unpack wiringpi-latest.deb ...
Unpacking wiringpi (2.52) over (2.50) ...
Setting up wiringpi (2.52) ...
Processing triggers for man-db (2.8.5-2) ...
tom@raspberrypi:/tmp $ gpio -v
gpio version: 2.52
Copyright (c) 2012-2018 Gordon Henderson
This is free software with ABSOLUTELY NO WARRANTY.
For details type: gpio -warranty
Raspberry Pi Details:
Type: Pi 4B, Revision: 02, Memory: 4096MB, Maker: Sony
* Device tree is enabled.
*--> Raspberry Pi 4 Model B Rev 1.2
* This Raspberry Pi supports user-level GPIO access.