protocol buffer 在单片机、arm等无操作系统上的工具库 nanopb 0.3.6

protocol buffer 在单片机、arm等无操作系统上的工具库 nanopb-0.3.6。Nanopb is a plain-C implementation of Google's Protocol Buffers data format. It is targeted at 32 bit microcontrollers, but is also fit for other embedded systems with tight (2-10 kB ROM,