RAKwireless WisLink-LoRa RAK2245 Pi HAT, Руководство пользователя

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RAK2245 Pi HAT
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RAK2245 Pi HAT User Manual V1.2
Table of Contents
1 Overview ..................................................................................................................................................... 4
1.1 Introduction ......................................................................................................................................... 4
1.2 Main Features .................................................................................................................................... 4
1.3 Package Contents ............................................................................................................................. 5
2 RAK2245 Pi HAT Board .......................................................................................................................... 5
2.1 Overview ............................................................................................................................................. 5
2.2 Block Diagram .................................................................................................................................... 6
2.3 Operating Frequencies ..................................................................................................................... 6
2.4 Pin Definition ...................................................................................................................................... 7
2.5 Power Supply ..................................................................................................................................... 8
2.6 SPI Interface ....................................................................................................................................... 8
2.7 UART and I2C .................................................................................................................................... 9
2.8 Digital IOs ............................................................................................................................................ 9
2.9 LEDs .................................................................................................................................................... 9
2.10 Antenna RF Interface ...................................................................................................................... 9
2.11 Electrical Characteristics ................................................................................................................ 9
2.11.1 Absolute Maximum Rating ................................................................................................. 9
2.11.2 Maximum ESD ................................................................................................................... 10
2.11.3 Operating Conditions ........................................................................................................ 10
2.11.4 Power Consumption ......................................................................................................... 10
2.12 RF Characteristics ......................................................................................................................... 11
2.12.1 Transmitter RF Characteristics
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2.12.2 Receiver RF Characteristics ........................................................................................... 12
3 Source Codes .......................................................................................................................................... 13
4 Setup Network Server and Frequencies .......................................................................................... 13
5 Contact Information ............................................................................................................................... 13
6 Revision History
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7 Document Summary .............................................................................................................................. 14