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Ebyte E52-400/900NW22S Скачать руководство пользователя страница 13

Chengdu Ebyte Electronic Technology Co.,Ltd..

E52-400/900NW22S User Manual

Copyri

Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

9

"AT+INFO=?" to read the module-related parameters.

Figure 5.1.3 INFO command to view module information

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Содержание E52-400/900NW22S

Страница 1: ...0 E52 400 900NW22S User Manual 400 900MHz 160mW TTL LoRa MESH Wireless Networking Module...

Страница 2: ...Parameter value table 15 6 6 Parameter Notes 16 Basic Function Introduction 7 1 Get the main parameters of the module 18 7 2 Unicast communication Unicast 18 7 3 Multicast communication Multicast 19 7...

Страница 3: ...Chengdu Ebyte Electronic Technology Co Ltd E52 400 900NW22S User Manual 12 2 Reflow soldering curve 32 XIII Related Models 33 XIV Antenna Guide 33 Revision History 34 About Us 34...

Страница 4: ...m Ebyte laboratory testing and the actual results may be slightly different All trade names trademarks and registered trademarks mentioned in this article are the property of their respective owners a...

Страница 5: ...te in network management users can also build a MESH network using only routing nodes Routing nodes are similar to terminal nodes but terminal nodes do not have routing functions Terminal nodes are ge...

Страница 6: ...itiate connections with surrounding nodes to determine the data transmission path without the need for the coordinator to participate in path planning Network self healing When a link fails the routin...

Страница 7: ...engdu Ebyte Electronic Technology Co Ltd 3 The network topology of routing nodes and terminal nodes is as shown in the figure 1 5 Application scenario Smart home and industrial sensors etc Wireless al...

Страница 8: ...e V 1 8 3 3 3 6 3 3V can guarantee the output power If it exceeds 3 6V the module may be burned There is no LDO inside the module It is recommended to connect an external 3 3V LDO Communication level...

Страница 9: ...n is 3 5dBi the antenna height is 2 5 meters and the air rate is 21 875Kbps 1 6 Km In a clear and open environment the antenna gain is 3 5dBi the antenna height is 2 5 meters and the air rate is 62 5K...

Страница 10: ...yet NC recommended 12 PA5 Input Output Not used yet NC recommended 13 GND Input Output Ground wire connected to the power reference ground 14 ANT Input Output Antenna interface 50 characteristic imped...

Страница 11: ...e 1 The wireless serial port module is TTL level please connect it to a 3 3V TTL level MCU 2 When using a 5V microcontroller please perform UART level conversion 3 TVS protection and capacitors need t...

Страница 12: ...ing The test kit has connected the required pins of the module to the corresponding peripherals the most important of which is the TTL to USB circuit Users only need to connect the Micro USB to the co...

Страница 13: ...nic Technology Co Ltd E52 400 900NW22S User Manual CopyriCopyright 2012 2023 Chengdu Ebyte Electronic Technology Co Ltd 9 AT INFO to read the module related parameters Figure 5 1 3 INFO command to vie...

Страница 14: ...in non AT command sets will be considered transparent data and the module will initiate a data request so you should try to avoid sending data starting with AT After using the saved instructions all...

Страница 15: ...network identification code Return network identifier AT TYPE Query the node type of the module Return module type routing node terminal node AT SRC_ADDR Query the address of the current module Impor...

Страница 16: ...rns whether the data encryption function is enabled AT RESET_AUX Query whether LED2 changes during automatic reset Returns whether LED2 changes to turn on when the radio frequency is restarted AT RESE...

Страница 17: ...option save Set module communication method Commonly used instructions generally broadcast and unicast option Communication method 1 4 save whether to save to Flash AT PANID panid save Set network ID...

Страница 18: ...eader function is enabled AT SECURITY enable Set the data encryption function enable switch enable Whether the data encryption function is enabled AT RESET_AUX enable Set auto reset LED2 change switch...

Страница 19: ...ot save power 9 22 Set module transmit power RF output power 9 22 dBm channel 0 99 Set the working channel of the E52 400NW22S module Working channel 0 99 Corresponding frequency 410 125 509 125 MHz O...

Страница 20: ...l node 0x8000 0xFFFE group 0 65534 Set multicast group address Group address range 0x0000 0xFFFE port 1 14 Port settings Different ports correspond to different functions and the remaining ports have...

Страница 21: ...are 15s 30s and 60s respectively When duplicate data frames are received within the broadcast filtering timeout time they will be filtered It is not recommended to shorten this time The default value...

Страница 22: ...parameters of the module The main parameters of the module can be obtained through the AT INFO AT command It is mainly used for serial port display as shown in Figure 8 1 1 If it is difficult to use t...

Страница 23: ...ing unable to be sent The basic operation steps of unicast are as follows Step 1 Module A uses the AT DST_ADDR 26034 0 command to configure the target address as the address of module B Step 2 Module...

Страница 24: ...basic operation steps of multicast multicast are as follows Step 1 Use AT GROUP_ADD 123 for module B in advance to set the group Step 2 Module A uses the AT OPTION 2 0 command to change the communicat...

Страница 25: ...an effectively prevent data collision and secondary forwarding User data cannot be module internal AT commands otherwise they will be recognized by the module as AT commands resulting in user data bei...

Страница 26: ...data transmission similar to simple data transparent transmission User data cannot be module internal AT commands otherwise they will be recognized by the module as AT commands resulting in user data...

Страница 27: ...e AT ROUTER_SAVE 0 command If you only want to clear the routing information in RAM you can clear it through the AT ROUTER_CLR 1 command The routing table can be read through the three instructions AT...

Страница 28: ...ype C1 represents unicast frame C2 represents multicast frame C3 represents broadcast frame C4 represents anycast frame Data length user data length maximum value 200 bytes Network identification code...

Страница 29: ...to ensure that modules in the entire network can receive this instruction However under broadcast configuration there will be no radio frequency data response The default target port used for normal...

Страница 30: ...adio frequency and SUCCESS will be returned if the transmission is successful Step 6 Module A receives the module information responded from module B and outputs it through the serial port Figure 8 2...

Страница 31: ...rface is as shown below The upper part is the basic function buttons to set the COM port baud rate and calibration By checking the bit you can perform operations such as parameter reading writing rest...

Страница 32: ...Chengdu Ebyte Electronic Technology Co Ltd E52 400 900NW22S User Manual CopyriCopyright 2012 2023 Chengdu Ebyte Electronic Technology Co Ltd 28...

Страница 33: ...rror or null will be returned The routing table will continuously update the path according to the data transmitted in the network to optimize network transmission efficiency It is not recommended to...

Страница 34: ...e to the digital part of the module and routed on the Bottom Layer Assuming that the module is welded or placed on the Top Layer it is also wrong to route traces randomly on the Bottom Layer or other...

Страница 35: ...ransmit power There is a poor match between the antenna and the module or there is a problem with the quality of the antenna itself 11 2 Modules are vulnerable to damage Please check the power supply...

Страница 36: ...um Liquid phase temperature TL 183 217 Holding time above TL 60 90 seconds 60 90seconds Package peak temperature Tp Users cannot exceed the temperature indicated on the Moisture Sensitivity label User...

Страница 37: ...30 8 0 3k 19 2k DIP 24 43 SMA K E32 868T30S 868M 30 8 0 3k 19 2k SMD 25 40 3 IPEX Stamp hole E32 915T20D 915M 20 3 0 3k 19 2k DIP 21 36 SMA K E32 915T20S 915M 20 3 0 3k 19 2k SMD 16 26 IPEX Stamp hol...

Страница 38: ...rod omnidirectional antenna TX433 XPL 100 Suction cup antenna 433M 3 5 185 100 SMA J Small suction cup antenna cost effective TX433 XP 200 Suction cup antenna 433M 4 0 190 200 SMA J Small suction cup...

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