Skip to main content
BAl K.1
BAl K.1
Associate III
January 24, 2023
Question

Need help with PN532 via HSU to STM32F405

  • January 24, 2023
  • 1 reply
  • 978 views

I need help with to access the pn532 nfc to stm32f405 via HSU. i have looked many references but some of them are in i2c. And i need help with HSU way, please help anyone

This topic has been closed for replies.

1 reply

Foued_KH
Foued_KH
ST Employee
February 10, 2023

Hello @BAl K.1​ ,

The PN532 supports the following host interfaces:

• SPI

• I2C

• High Speed UART (HSU)

I2C communication :

  • I2C Standard mode (100 kHz SCLK) and Fast mode (400 kHz SCLK) are supported
  • for more information ( 8.3.2.1 I2C functional description Datasheet)

Foued

To give better visibility on the answered topics, please click on Accept as Solution on the reply which solved your issue or answered your question.
Terms & ConditionsAccessibility statement