This manual is the hardware reference manual for the ADSP-219x/2191 family of products. It describes the components, features, and usage of the ADSP-219x/2191 family of products.
This manual serves as a comprehensive hardware reference for engineers working with the ADSP-219x/2191 DSP family. It is intended for hardware designers, firmware developers, and system integrators who need in‑depth knowledge of the processor's architecture and operation.
The document covers the core DSP architecture, memory organization, interrupt handling, DMA controller, and peripheral interfaces such as SPORT, SPI, UART, and the host port. It also describes computational units, boot modes, low‑power operation, and JTAG debugging features, providing register‑level details and usage examples.