【linux】openwrt安装和使用minicom进行串口通信

本文讲述在嵌入式【linux】openwrt环境下安装和使用minicom进行串口通信

查询软件源里面有没有minicom包

opkg list先看一下软件源里面有没有minicom包

安装 minicom

有的话就直接安装 opkg install minicom，安装完后执行minicom -v查看版本信息确认是否安装成功没有话联网更新opkg, 操作如下：

root@SunLink:~# opkg updateDownloading

[url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/base/Packages.gz.[/url]Updated list of available packages in /var/opkg-lists/chaos_calmer_base.Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/base/Packages.sig.[/url]Signature check passed.Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/luci/Packages.gz.[/url]Updated list of available packages in /var/opkg-lists/chaos_calmer_luci.Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/luci/Packages.sig.[/url]Signature check passed.Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/management/Packages.gz.[/url]Updated list of available packages in /var/opkg-lists/chaos_calmer_management.Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/management/Packages.sig.[/url]Signature check passed.Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/packages/Packages.gz.[/url]Updated list of available packages in /var/opkg-lists/chaos_calmer_packages.Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/packages/Packages.sig.[/url]Signature check passed.Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/routing/Packages.gz.[/url]Updated list of available packages in /var/opkg-lists/chaos_calmer_routing.Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/routing/Packages.sig.[/url]Signature check passed.Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/telephony/Packages.gz.[/url]Updated list of available packages in /var/opkg-lists/chaos_calmer_telephony.Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/telephony/Packages.sig.[/url]Signature check passed.root@SunLink:~# opkg install minicomInstalling minicom (2.7-1) to root...Downloading [url]http://downloads.openwrt.org/chaos_calmer/15.05.1/ramips/mt7628/packages/packages/minicom_2.7-1_ramips_24kec.ipk.[/url]Configuring minicom.

查看开发板串口设备

root@SunLink:~# ls /dev/tty*

/dev/tty /dev/ttyS0 /dev/ttyS1 /dev/ttyS2 /dev/ttyUSB0 /dev/ttyUSB1 /dev/ttyUSB2 /dev/ttyUSB3

注：

/dev/ttyS0 /dev/ttyS1 /dev/ttyS2 MT7628开发自带的串口