Texas Instruments MICROPROCESSOR TI SITARA User Manual download pdf (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

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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Texas Instruments MICROPROCESSOR TI SITARA User Manual Page 24