User's Manual

HF-A21 Embedded WiFi Module User Manual
Shanghai High-Flying Electronics Technology Co., Ltd
www.hi-flying.com
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LIST OF FIGURES
Figure 1. HF-A21 Appearance .............................................................................................................. 7
Figure 2. HF-A21 Pins Map .................................................................................................................. 7
Figure 3. HF-A21 Mechanical Dimension ............................................................................................. 9
Figure 4. HF-A11 Chip Antenna Keep Out Region............................................................................... 9
Figure 5. Suggested Module Placement Region ................................................................................ 10
Figure 6. HF-A21 Evaluation Kit ......................................................................................................... 11
Figure 7. HF-A21 Order Information ................................................................................................... 12
Figure 8. HF-A11 Hardware Typical Application ................................................................................ 12
Figure 9. Shipping Information ............................................................................................................ 14
LIST OF TABLES
Table 1 HF-A21 Module Technical Specifications............................................................................... 6
Table 2 HF-A21 Pins Definition ........................................................................................................... 7
Table 3 HF-A11 External Antenna Parameters ................................................................................. 10
Table 4 HF-A21 Evaluation Kit Interface Description ........................................................................ 11