是modbus的C写的源代码,可移植到任意的芯片.该代码用在freescale 芯片.用的是大端模式.如果到小端模式的芯片需要稍微修改一下.-Is the modbus source code written in C, portable to any chips. The code used in the freescale chips. Using a big endian mode. If the little-endian mode of the chip need to be slig