Texas Instruments MICROPROCESSOR TI SITARA - Manual (Page 24)

Programmable Real-time Unit (PRU)
1. What is PRU?
– Programmable Real-time Unit Subsystem
– Dual 32bit RISC processors running at ½ CPU freq.
– Local instruction and data RAM. Access to chip-level
resources resources
2. Why PRU?
– Full programmability allows adding customer – Full programmability allows adding customer
differentiation
– Efficient in performing embedded tasks that require – Efficient in performing embedded tasks that require
manipulation of packed memory mapped data
structures
– Efficient in handling of system events that have tight – Efficient in handling of system events that have tight
real-time constraints.
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