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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1.2.5. Order Information
Base on customer detailed requirement, HF-A21-SMT series modules provide different variants
and physical type for detailed application.
Figure 7. HF-A21-SMT Order Information
1.3. Hardware Reference Design
1.3.1. Hardware Typical Application
Figure 8. HF-A21-SMT Hardware Typical Application
Notes：
nRST- Module hardware reset signal. Input. Logics “0” effective.