SPRUIN7C March 2020 – March 2024 TMS320F280021 , TMS320F280021-Q1 , TMS320F280023 , TMS320F280023-Q1 , TMS320F280023C , TMS320F280025 , TMS320F280025-Q1 , TMS320F280025C , TMS320F280025C-Q1
The Fast Serial Interface Transmitter and Receiver modules (FSI_TX/FSI_RX) are two completely independent modules on the device. Each module has an independent set of control registers, clocking, and interrupts. The following sections describe the frame format and the various initialization and configuration procedures for both the transmitter and receiver.