完善资料让更多小伙伴认识你,还能领取20积分哦, 立即完善>
创建方法如下: sudo -s touch grade.sh vim grade.sh #/bin/bash #Verson:0.1 #Auther:diql #Pragram:This pragram is calculation your grade #import an argument read -p "Please input your grade:" x declare -i x #jugemet $x value is none or not if [ "$x" == "" ];then echo "You don't input your grade...." exit 5 fi #jugement the gread level if [[ "$x" -ge "90" && "$x" -le "100" ]];then echo "Congratulation,Your grade is A." elif [[ "$x" -ge "80" && "$x" -le "89" ]];then echo "Good,Your grade is B." elif [[ "$x" -ge "70" && "$x" -le "79" ]];then echo "Ok.Your grade is C." elif [[ "$x" -ge "60" && "$x" -le "69" ]];then echo "Yeah,Your grade is D." elif [[ "$x" -lt "60" ]];then echo "Right,Your grade is F." else echo "Unknow argument...." fi 键入: esc :wq chmod 700 grade.sh ./grade.sh ./build.sh all /etc/update.sh ----------------------------------------------------------- 附带pwm071.sh ---------------------------------------------- #! /bin/sh if [ $# != 2 ]; then echo "$0 echo "User:$0 P3_7 1" exit 0 fi VAL=$1 N=${VAL##*_} T=${VAL#*P} M=${T%_*} GPIOID=$((${M} * 8 + ${N} + 120)) echo "==== GPIOID ${GPIOID} ======" if [ ! -d /sys/class/gpio/gpio$GPIOID ]; then echo $GPIOID > /sys/class/gpio/export echo out > /sys/class/gpio/gpio${GPIOID}/direction fi echo "===$1===$2" echo $2 > /sys/class/gpio/gpio${GPIOID}/value for((i=1;i<=10;i+=1)) do sleep 1 echo $i echo 1 > /sys/class/gpio/gpio${GPIOID}/value sleep 1 echo 0 > /sys/class/gpio/gpio${GPIOID}/value done |
|
相关推荐
|
|
只有小组成员才能发言,加入小组>>
[技术] 【飞凌嵌入式OK3576-C开发板体验】llama2.c部署
1482 浏览 0 评论
3277 浏览 0 评论
【飞凌嵌入式OK3576-C开发板体验】ssh连接与文件传输
3974 浏览 0 评论
5247 浏览 0 评论
【飞凌嵌入式OK527N-C开发板体验】6.制作h264播放器
5282 浏览 0 评论
6653浏览 2评论
3126浏览 2评论
10866浏览 1评论
5023浏览 1评论
4998浏览 1评论
小黑屋| 手机版| Archiver| 电子发烧友 ( 湘ICP备2023018690号 )
GMT+8, 2024-9-28 16:26 , Processed in 0.558182 second(s), Total 46, Slave 35 queries .
Powered by 电子发烧友网
© 2015 bbs.elecfans.com
关注我们的微信
下载发烧友APP
电子发烧友观察
版权所有 © 湖南华秋数字科技有限公司
电子发烧友 (电路图) 湘公网安备 43011202000918 号 电信与信息服务业务经营许可证:合字B2-20210191 工商网监 湘ICP备2023018690号