Rasberry Pi: Difference between revisions
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=== Composite Video === | === Composite Video === | ||
Note: CVBS is on sleve; Gnd is ring 3. | Note: CVBS is on sleve; Gnd is ring 3. It is enabled when no HDMI monitor is connected. | ||
In config.txt, set for PAL (UK): | In config.txt, set for PAL (UK): | ||
Revision as of 10:40, 25 April 2024
Device
Windows IOT
Rasberry Pi OS
See /boot/firmware/config.txt.
Change swap
dphys-swapfile swapoff
Edit /etc/dphys-swapfile, eg 1 GB:
CONF_SWAPSIZE=1024
dphys-swapfile setup dphys-swapfile swapon
Composite Video
Note: CVBS is on sleve; Gnd is ring 3. It is enabled when no HDMI monitor is connected.
In config.txt, set for PAL (UK):
- sdtv_mode=2
Temperature
Divide value by 1000 to get temp in C:
- /sys/class/thermal/thermal_zone0/temp
CPU Core throttling above 80 C.