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   Broadcom
                                             
                                   
                                   规格特性:
                  
                                      工业级设计
                                      采用Broadcom20705的蓝牙HCI芯片 
                                      兼容SPP(蓝牙3.0~2.1)和GATT(蓝牙4.0)协议
                                      支持主端(master)和从端(slaver)
                                      支持UART通信,可变波特率
                                      支持CDM命令修改和读取蓝牙参数 
                                      ARM Cortex™-M0处理器
                                      集成PCB板印制天线
                                      卓越的接收灵敏度 
                                      支持低功耗,休眠:8µmA,通信:12个mA
                                      VDD:1.8~3.6V(建议值3.3V)
                                      25mm(L) x 13mm(W) x 2.0mm(H) 
                                      支持 OTA
                                      支持蓝牙class2标准
                                      符合ROSH标准