linux
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
echo 1 > /sys/class/scsi_device/2:0:1:0/device/rescan echo "- - -" > /sys/class/scsi_host/host2/scan
- view keys being pressed
https://unix.stackexchange.com/questions/144390/print-currently-pressed-keys-to-stdout-and-read-them-line-by-line
stdbuf -o0 showkey -a | cat -