when I use spi send message to PN532,the IRQ pin is always high.how to enable it?
Hello,
Could you please help me checking the following information ?
You can check in the data sheet of the device the chapter 8.1.5.4 General purpose IRQ control and you can check as well this PN532 application note on how to configure the device in SPI.
Regards,
Estephania
