Intel™ Programmable Interrupt Controller
Overview
The AL8259 core is the VHDL model of the Intel™ 8259 Programmable Interrupt Controller used in Intel microprocessor systems to control and prioritize interrupts. It handles up to eight vectored priority interrupts for the CPU. It is cascadable for up to 64 vectored priority interrupts without additional circuitry.
Key Features
- Functionally based on the Intel 8259 device
- 8 Level Priority Controller
- Expandable to 64 Levels
- Programmable Interrupt Modes
- Individual Request Mask Capability
- Active High and Rising Edge
- Interrupt Sensitivity.
Deliverables
- C-8259 core is available for free!*
- * The Active-HDL application is required.
Technical Specifications
Short description
Intel™ Programmable Interrupt Controller
Vendor
Vendor Name
Availability
Free!
Related IPs
- Intel 8259A Functional Equivalent Programmable Interrupt Controller
- Intel 8259A Functional Equivalent Programmable Interrupt Controller
- Intel™ 8243 Input/Output Expander
- Intel™ 8253 Programmable Counter/Timer Device
- Intel™ 8279 Programmable Keyboard/Display Interface Device
- Intel™ 8254 Programmable Counter/Timer Device