Ebyte E810-DTU User Manual

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Ebyte E810-DTU User Manual Manual pdf 3 page image

Ethernet to 485/232 E810-DTU User ManualCopyright ©2012–2017，成都亿佰特电子科技有限公司 2INTRODUCTION...............................................................................................................................................................................11. PRODUCT SPECIFICATIONS AND FEATURES....................................................................................................................32. INTRODUCTION OF HARDWARE PARAMETERS AND DESIGN.................................................................................... 42.1. DESIGN INTRODUCTION............................................................................................................................................................... 42.2. PIN DEFINITION............................................................................................................................................................................52.3. CONNECTION METHOD.................................................................................................................................................................63. NETWORK BASIC FUNCTION INTRODUCTION.................................................................................................................73.1 IP ADDRESS/SUBNET MASK/GATEWAY..........................................................................................................................................73.1. DNS SERVER ADDRESS................................................................................................................................................................ 84. SOCKET CHARACTERISTICS..................................................................................................................................................84.1. TCP SERVER CHARACTERISTICS...................................................................................................................................................94.2. TCP CLIENT CHARACTERISTICS................................................................................................................................................. 104.3. UDP SERVER CHARACTERISTICS................................................................................................................................................104.4. UDP CLIENT CHARACTERISTICS................................................................................................................................................ 115. SPECIAL FUNCTION................................................................................................................................................................ 115.1. SHORT CONNECTION.................................................................................................................................................................. 115.2. REGISTRATION PACKET MECHANISM......................................................................................................................................... 115.3. HEARTBEAT MECHANISM.......................................................................................................................................................... 135.4. OVERTIME RESTART................................................................................................................................................................... 135.5. TCP MULTI-CONNECTION FUNCTION......................................................................................................................................... 135.6. CLEARING CACHED DATA.......................................................................................................................................................... 135.7. LINK AND DATA TRANSFER INSTRUCTIONS................................................................................................................................ 136. QUICK INSTRUCTIONS........................................................................................................................................................... 146.1. PARAMETER SETTING INSTRUCTION...........................................................................................................................................146.2. SOCKET INSTRUCTIONS..............................................................................................................................................................146.3. SPECIAL FUNCTION INSTRUCTIONS............................................................................................................................................ 237. AT COMMAND........................................................................................................................................................................... 277.1. AT COMMAND SUMMARY.......................................................................................................................................................... 277.2 AT COMMAND ERROR CODE........................................................................................................................................................277.3 AT COMMAND SET...................................................................................................................................................................... 277.2. AT COMMAND DETAILED INSTRUCTIONS................................................................................................................................... 288. IMPORTANT NOTES..................................................................................................................................................................339. ABOUT US.................................................................................................................................................................................... 33