HF2221 Serial Server Device User Manual
http://www.iotworkshop.com - 3 -
TABLE OF CONTENTS TABLE OF CONTENTS
TABLE OF CONTENTS TABLE OF CONTENTS ...........................................................................3
LIST OF FIGURES............................................................................................................................4
LIST OF TABLES .............................................................................................................................5
HISTORY...........................................................................................................................................5
1. PRODUCT OVERVIEW........................................................................................................6
1.1. General Description.........................................................................................................6
1.2. Device Paremeters...........................................................................................................6
1.3. Key Application................................................................................................................7
2. HARDWARE INTRODUCTION...........................................................................................9
2.1. Pins Definition................................................................................................................10
2.2. RS232 Interface..............................................................................................................12
2.3. RS485 Interface..............................................................................................................12
2.4. RS422 Interface..............................................................................................................12
2.5. RJ45 Interface ................................................................................................................13
2.6. Mechanical Size .............................................................................................................13
2.7. Rail Mounting .................................................................................................................14
2.8. Order Information ..........................................................................................................14
3. NETWORK STRUCTURE..................................................................................................16
3.1. Wireless Network...........................................................................................................16
3.1.1. AP Network ..................................................................................................................... 16
3.1.2. STA Wireless Network ....................................................................................................17
3.1.3. AP+STA Wireless Network ............................................................................................. 18
3.1.4. IOTService Software....................................................................................................... 20
3.1.5. Webpage Configuration...................................................................................................21
3.2. Ethernet Interface Function..........................................................................................22
3.2.1. Ethernet Port with Wi-Fi ..................................................................................................23
3.2.2. Ethernet Interface Router Function.................................................................................23
3.2.3. Ethernet Port Bridge Function.........................................................................................24
3.2.4. Cascade Mode................................................................................................................26
4. FUNCTION DESCRIPTION...............................................................................................27
APPENDIX A:REFERENCES.....................................................................................................28
A.1．Test Tools..........................................................................................................................28
http://www.hi-flying.com/index.php?route=download/category&path=1_4.........................28
A.2．Quick Start Manual ...........................................................................................................28
APPENDIX B: CONTACT INFORMATION...............................................................................29
