公交车系统基于FPGA芯片的基础上，增加了数码管显示模块、语音自动报站模块、红外通信模块。站牌系统采用以FPGA为核心的主控芯片，增加液晶显示模块、红外通信模块、RS232总线模块、指示灯显示模块等。(The bus system is based on FPGA chip. It adds digital tube display module, voice automatic reporting module and infrared communication module. The bus stop system adopts FPGA as the core of the main control chip, add LCD module, infrared communication module, RS232 bus module, indicator light display module and so on.)