**wm_tool** is a command line tool that provides firmware packaging, firmware download, and log capture for the w600 chip. wm_tool runs on Windows, Linux and Mac OS X. Build ----- ``` cd zlib-1.2.11 make clean;make cd .. gcc wm_tool.c -lpthread -o wm_tool -L. zlib-1.2.11/libz.a ``` Windows system needs to be compiled in MSYS environment. Linux/Mac system needs to install the gcc compiler.