BLOCK_SIZE - 2025.1 English - XD100

Vitis Tutorials: AI Engine Development (XD100)

Document ID
XD100
Release Date
2025-08-25
Version
2025.1 English

Although there is no explicit BLOCK_SIZE register, PL slave kernels do receive <BLOCK_SIZE> chunks of data from the AI Engine as follows:

PL Kernels AI Engine Window Size (bytes) Number of 32-Bit Complex Data Samples (BLOCK_SIZE)
dlbf_slave 3072 768
ulbf_slave 3072 768