0dBm = 1mW
10dBm = 10mW
20dBm = 100mW
30dBm = 1000mW
規則
dBm +3 mW 乘以2
dBm +10 mW乘以10
0dBm = 1mW
10dBm = 10mW
20dBm = 100mW
30dBm = 1000mW
規則
dBm +3 mW 乘以2
dBm +10 mW乘以10
# mount -t debugfs none /sys/kernel/debug/ # cat /sys/kernel/debug/mmc0/ios