SPRUJ17I March 2022 – August 2025 AM2631 , AM2631-Q1 , AM2632 , AM2632-Q1 , AM2634 , AM2634-Q1
ISO 7816 mode is a half duplex protocol that uses the TX line of the UART peripheral in a bidirectional mode. It is a low-level interface supporting protocols T=0 and T=1. The features of this mode are listed below: