root@Jack:/tmp/opkg-lists# opkg--help opkg:unrecognized option `--help' opkgmust have one sub-command argument usage:opkg [options...] sub-command [arguments...] wheresub-command is one of: PackageManipulation: update 升级 Update list ofavailable packa
由intel xdk,例如,下面的过程能够打印Hello world至grove lcd上 var mraa = require ('mraa'); var LCD = require ('jsupm_i2clcd'); console.log('Current version of MRAA is', mraa.getVersion()); var light = new mraa.Aio(0); var lightValue; var lcdMessage=" "; var myL