Chengdu Ebyte Electronic Technology Co., Ltd. E43-900T13S3 User manualCopyright ©2012–2019,Chengdu Ebyte Electronic Technology Co., Ltd. 146.6 Quick communication testSteps Operation1Plug the USB test board (E15-USB-T2) into computer, make sure the driver is installed correctly.Plug mode-select jumper in the USB test board (M1 = 0,M0 = 0).2 Choose 5V. (Module supports 2.3~5.5V)。3 Operate AccessPort software and select the correct serial port code, observe the send window and thecorresponding receive window.7. Instruction formatIn configuration mode(mode 2:M1=1, M0=0), it supports below instructions on list.( Only support 9600 and 8N1 format when setting)No. Instructionformat Illustration1 C0 + workingparametersC0 + 5 bytes working parameters are sent in hexadecimal format. 6 bytes intotal and must be send in succession. ( Save the parameters whenpower-down )2 C1+C1+C1 Three C1 are sent in hexadecimal format. The module returns the savedparameters and must be send in succession.