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| #!/bin/bash | |
| modprobe -r ec_sys | |
| modprobe ec_sys write_support=1 | |
| on="\x8a" | |
| off="\x0a" | |
| led(){ | |
| echo -n -e $1 | dd of="/sys/kernel/debug/ec/ec0/io" bs=1 seek=12 count=1 conv=notrunc 2> /dev/null | |
| # thx to u/vali20 | |
| # https://www.reddit.com/r/thinkpad/comments/7n8eyu/thinkpad_led_control_under_gnulinux/ | |
| } | |
| dit(){ | |
| led $on | |
| sleep 0.1 | |
| led $off | |
| sleep 0.1 | |
| } | |
| dah(){ | |
| led $on | |
| sleep 0.3 | |
| led $off | |
| sleep 0.1 | |
| } | |
| morse(){ | |
| case $1 in | |
| "0") dah; dah; dah; dah; dah;; | |
| "1") dit; dah; dah; dah; dah;; | |
| "2") dit; dit; dah; dah; dah;; | |
| "3") dit; dit; dit; dah; dah;; | |
| "4") dit; dit; dit; dit; dah;; | |
| "5") dit; dit; dit; dit; dit;; | |
| "6") dah; dit; dit; dit; dit;; | |
| "7") dah; dah; dit; dit; dit;; | |
| "8") dah; dah; dah; dit; dit;; | |
| "9") dah; dah; dah; dah; dit;; | |
| "a") dit; dah;; | |
| "b") dah; dit; dit; dit;; | |
| "c") dah; dit; dah; dit;; | |
| "d") dah; dit; dit;; | |
| "e") dit;; | |
| "f") dit; dit; dah; dit;; | |
| "g") dah; dah; dit;; | |
| "h") dit; dit; dit; dit;; | |
| "i") dit; dit;; | |
| "j") dit; dah; dah; dah;; | |
| "k") dah; dit; dah;; | |
| "l") dit; dah; dit; dit;; | |
| "m") dah; dah;; | |
| "n") dah; dit;; | |
| "o") dah; dah; dah;; | |
| "p") dit; dah; dah; dit;; | |
| "q") dah; dah; dit; dah;; | |
| "r") dit; dah; dit;; | |
| "s") dit; dit; dit;; | |
| "t") dah;; | |
| "u") dit; dit; dah;; | |
| "v") dit; dit; dit; dah;; | |
| "w") dit; dah; dah;; | |
| "x") dah; dit; dit; dah;; | |
| "y") dah; dit; dah; dah;; | |
| "z") dah; dah; dit; dit;; | |
| " ") sleep 0.6;; | |
| #*) echo "done";; | |
| esac | |
| sleep 0.2; | |
| } | |
| parse(){ | |
| tmp=$1 | |
| for i in $(seq 0 ${#tmp}) | |
| do | |
| echo "current letter: ${tmp:$i:1}" | |
| morse ${tmp:$i:1} | |
| done | |
| } | |
| read -p "enter a word: " input | |
| echo "blinking \"$input\"" | |
| parse "$input" | |
| sleep 1 | |
| led $on | |
| modprobe -r ec_sys |
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