Low-cost wireless transceiver based on LoRa SOC

The utility model discloses a low-cost wireless transceiver based on LoRa SOC, comprising a wireless chip, the wireless chip is connected with a clock circuit module, the wireless chip is connected with a radio frequency transmit-receive loop, the radio frequency transmit-receive loop is connected w...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: LIAO XIANYI, ZHAN XIAOYI, CHENG FENG, SUN XIANGTAO
Format: Patent
Sprache:chi ; eng
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:The utility model discloses a low-cost wireless transceiver based on LoRa SOC, comprising a wireless chip, the wireless chip is connected with a clock circuit module, the wireless chip is connected with a radio frequency transmit-receive loop, the radio frequency transmit-receive loop is connected with a high frequency switch, and the high frequency switch is connected with an antenna; according to the wireless transceiver, the wireless chip STM32WLE5 is adopted, the MCU and the SX1262 are integrated in the STM32WLE5 wireless chip, a connection network of the MCU and the SX1262 can be omitted, the hardware design and the PCB layout space are simplified, and the hardware cost is reduced. 本实用新型公开了一种基于LoRa SOC的低成本无线收发器,包括:无线芯片,所述无线芯片与时钟电路模块连接,所述无线芯片与射频收发回路连接,所述射频收发回路与高频开关连接,所述高频开关与天线连接;该无线收发器采用无线芯片STM32WLE5,STM32WLE5无线芯片内部集成了MCU和SX1262,可以省去MCU和SX1262的连接网络,简化硬件设计和PCB布局空间,降低硬件成本。