FPC BM-Lite - Page 5

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100021008
7.2
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03/Apr/2020
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Instruction
5(21)
All information contained within this document is proprietary to Fingerprint Cards AB.
Example schematic of BM-Lite interface using SPI
The SPI communication and commands are described in the BM-Lite Product description.
2.1.2 UART Interface
When using the UART interface, the SPI CS signal should be held pulled up to avoid
unintentional interference on the SPI interface.
Schematic of BM-Lite interface using UART