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Chengdu ebyte electronic Technology Co.,Ltd.

E840-TTL-GPRS03 User Manual

Copyright ©2012–2017

，

Chengdu ebyte electronic Technology Co.,Ltd.

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Contents

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1. INTRODUCTION

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2. QUICK START

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EVICES PREPARATION

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2.2.1 Operating modes are as follows

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3. NETWORK FUNCTION

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4. BASE STATION POSITIONING FUNCTION;

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5. EBYTE IOT PLATFORM FUNCTION

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6. AT COMMAND

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8. IMPORTANT STATEMENT

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9. REVISION HISTORY

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10. ABOUT US

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Содержание E840-TTL-GPRS03

Страница 1: ...0 E840 TTL GPRS03 User Manual 2G Wireless module...

Страница 2: ...BRIEF INTRODUCTION 2 1 2 PARAMETERS 3 1 3 INTERFACE DESCRIPTION 4 1 4 PIN DEFINITION 4 2 QUICK START 5 2 1 DEVICES PREPARATION 5 2 2 DATA TRANSMISSION TEST 6 2 2 1 Operating modes are as follows 7 3 N...

Страница 3: ...erial port caching function the serial port data can be cached locally before the connection is established with the server Maximum GPRS data downstream rate is 85 6kbps maximum upstream rate is 85 6k...

Страница 4: ...thentication Protocol protocols commonly used for PPP connections Support is usually used for CHAP Interrogation Handshake Authentication Protocol protocol Embedded protocol TCP UDP FTP PPP HTTP NTP M...

Страница 5: ...r indication pin when the network receives the data or the serial port receives the data 50ms high 10ms low corresponding to the onboard left 3LED light 6 STAT The device status indication pin corresp...

Страница 6: ...g to the recommended circuit before test 1 Enter the AT command mode and send in the serial port assistant does not need to check to send a new line other AT commands need to tick to send a new line t...

Страница 7: ...eturns OK the device restarts immediately Here the IP only performs the demonstration The actual connection is based on the IP of the server to be connected 5 After the base station is connected the N...

Страница 8: ...unction is enabled If there is no data reception in the serial port or network port within the set time the network connection will be automatically disconnected The short connection function is turne...

Страница 9: ...n function of the Ebyte cloud platform after the device is turned on the information such as the heartbeat and registration package configured by the user will be invalid The user only needs to set th...

Страница 10: ...ration package information HEX HEARTMOD Set query Heartbeat Packet mode HEARTINFO Set Query Customized Heartbeat Packet Information ASCII HEARTINFOEW Set query custom heartbeat packet information hexa...

Страница 11: ...CR LF Parameter None Description After the command is executed correctly the module is switched from command mode to transparent mode AT RESTORE Function Restore factory setting Format Set TX AT RESTO...

Страница 12: ...the module AT IMEI Function Query IMEI Format Query TX AT IMEI CR Return CR LF OK imei CR LF Parameter imei IMEI code AT LINKSTA Function Query whether TCP link is connected Format Query TX AT LINKSTA...

Страница 13: ...erver when the module is set to CLIENT port Server port number in decimal less than 65535 AT REGMOD Function Set the query registration package mechanism Format Query TX AT REGMOD CR return CR LF OK s...

Страница 14: ...is HEX the content must be a legal HEX format and the length must be an even number AT HEARTMOD Function Set query heartbeat packet mode Format Query TX AT HEARTMOD CR return CR LF OK mode CR LF Set...

Страница 15: ...conds AT SHORTM Function Set Query short connection time Format Query TX AT SHORTM CR return CR LF OK time CR LF Set TX AT SHORTM time CR return CR LF OK CR LF parameter time short connection time 0 o...

Страница 16: ...will actively disconnect the connection when the network or serial port has no data duration exceeding the short connection setting period After the disconnection the network cannot send data and the...

Страница 17: ...e environment to reduce the use of paper we only provide electronic documents of the English manual if necessary please go to our official website to download 9 Revision history Version Revision histo...

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