User's Manual

C o n n e c t i v i t y f o r I n n o v a t i o n V1.3 Date：2022/01/06
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33 NC NC
34 GND
35 GND
36 NC NC
37 GND
38 NC NC
39 VCC 3.3V Power
40 GND
41 VCC 3.3V Power
42 NC NC
43 GND
44 NC/LBT_NSS
HLM7931 NC
Others SX126x's NSS Pin
45 NC NC
46 NC/LBT_DIO1
HLM7931 NC
Others SX126x's DIO1 Pin
47 NC NC
48 NC/LBT_RST
HLM7931 NC
Others SX126x's NRESET Pin, Low level reset
49 NC NC
50 GND
51 GPIO[4] SX1302's GPIO[4] Pin
52 NC/VCC
HLM7931 NC
Others 3.3V Power
4.Basic Usage
Application Circuit
When using this module, the main attention is paid to the handling of power ripple.HLM7
932,HLM9931,HLM9932,HLM9933,HLM5934,HLM8934's Pin2 is NC.