vcgencmd 常用命令

vcgencmd commands

vcgencmd get_mem arm && vcgencmd get_mem gpu

for src in arm core h264 isp v3d uart pwm emmc pixel vec hdmi dpi ; do echo -e "$src:\t$(vcgencmd measure_clock $src)" ; done

for id in core sdram_c sdram_i sdram_p ; do  echo -e "$id:\t$(vcgencmd 

measure_volts $id)" ;  done

vcgencmd version

vcgencmd measure_temp

for codec in H264 MPG2 WVC1 MPG4 MJPG WMV9 ; do echo -e "$codec:\t$(vcgencmd codec_enabled $codec)" ; done