Kwan Xian Posted April 4, 2019 Share Posted April 4, 2019 HI, guys! I tried to enable spi connect RC522 on OPi_PC(H3). It works! my topic: but now, I make the same way to enable spi with RC522 on OPi_PC2(H5). I can found spi on "/dev/spidev0.0" But when I run "Read.py" script as root. It can't detect & read the cards. How can i use it on OPi_PC2? 0 Quote Link to comment Share on other sites More sharing options...
0 Kwan Xian Posted April 8, 2019 Author Share Posted April 8, 2019 SOLVED： Because PC2 GPIO pins is different. change SPI0 to SPI1 edit /boot/armbianEvn.txt "param_spidev_spi_bus=0" --> "param_spidev_spi_bus=1" save! 0 Quote Link to comment Share on other sites More sharing options...
0 Faloten Posted October 20, 2020 Share Posted October 20, 2020 How you managed it for hardware spi connection for orange armbian 4 ? 0 Quote Link to comment Share on other sites More sharing options...
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Kwan Xian
HI, guys!
I tried to enable spi connect RC522 on OPi_PC(H3). It works!
my topic:
but now, I make the same way to enable spi with RC522 on OPi_PC2(H5).
I can found spi on "/dev/spidev0.0"
But when I run "Read.py" script as root.
It can't detect & read the cards.
How can i use it on OPi_PC2?
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