* fix(buf) correct the name error * fix(format) make the indent become 4 space * fix(print) use lv_version_xxx to serial for debug * fix(arduino) optimize the code * fix(arduino) use lv_version_xxx to serial
* fix(buf) correct the name error * fix(format) make the indent become 4 space * fix(print) use lv_version_xxx to serial for debug * fix(arduino) optimize the code * fix(arduino) use lv_version_xxx to serial