User's Manual

HF-A21-SMT Embedded WiFi Module User Manual
Shanghai High-Flying Electronics Technology Co., Ltd
www.hi-flying.com
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Figure 48. Module Network Protocol: UDP ....................................................................................... 56
Figure 49. Two HF-A21-SMT Modules Connection Through AP ...................................................... 57
Figure 50. Wireless Data Acquisition Card Setting ........................................................................... 58
LIST OF TABLES
Table 1 HF-A21-SMT Module Technical Specifications ...................................................................... 9
Table 2 HF-A21-SMT Pins Definition ................................................................................................ 10
Table 3 HF-A21-SMT Evaluation Kit Interface Description ............................................................... 14
Table 4 HF-A21-SMT Web Access Default Setting ........................................................................... 28
Table 5 Error Code DescribtionHF-A21-SMT Web Access Default Setting ...................................... 39
Table 6 AT+ Instruction Set List ........................................................................................................ 39