Chengdu Ebyte Electronic Technology Co,;Ltd E32-DTU (433NW20) user manualCopyright ©2012–2019,Chengdu Ebyte Electronic Technology Co,;Ltd 18IO driven By default, select the internal TTL signal drive mode。CommunicationsgroupA total of 8 groups of networks are supported, with each group supporting up to 31 slave machines.Communication between different groups is not possible.The communicationaddressAddress of slave machine, each group can support up to 31 slave machines, and t he address ofcommunication within each group cannot be repeated.Slave transparenttransmissionWhether the slave machine needs to follow the communication protocol or not, transparenttransmission can also be supported.7. Connection diagram in test and applicationMode No. Interface Frequency Hz Tx powerdBmDistancekm Function featureE64-DTU (433NW20) RS232 RS485 433M 20 1.5 One master, multiple slave, starnetworking8. Practical applicationThe data transceiver of CDEBYTE is applied for all kinds of point to point, one point to multiple points wirelessdata transmission system, such as smart home, Internet of things transformation, power load monitoring, distributionnetwork automation, hydrological and hydrological forecasting, water pipe network monitoring, urban street lamps