Rasberry Pi: Difference between revisions
NickPGSmith (talk | contribs) |
NickPGSmith (talk | contribs) |
||
| Line 15: | Line 15: | ||
dphys-swapfile swapoff | dphys-swapfile swapoff | ||
Edit /etc/dphys-swapfile, eg | Edit /etc/dphys-swapfile, eg 1 GB: | ||
CONF_SWAPSIZE=1024 | CONF_SWAPSIZE=1024 | ||
| Line 27: | Line 27: | ||
In config.txt, set for PAL (UK): | In config.txt, set for PAL (UK): | ||
* sdtv_mode=2 | * 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. | |||
Revision as of 10:36, 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.
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.