Keyboard Controller IP

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Compare 3 Keyboard Controller IP from 3 vendors (1 - 3)

PS/2 Keyboard controller, fully configurable
- PS/2 core is used to communicate with either keyboard or mouse device
- PS/2 core can be configured to use single or dual connection signals within the same core
- AHB or WISHBONE SoC Interconnection Rev B compliant interface
- PS/2 can operate in pooling or interrupt mode
Programmable Keyboard / Display Interface
- Simultaneous and independent scanning of a keyboard and refresh of a display, significantly offloading these functions from the microprocessor.
- Keyboard section:
- 8-character Keyboard FIFO.
- 2-Key Lockout or N-key Rollover with Contact Debounce.
Intel™ 8279 Programmable Keyboard/Display Interface Device
- Functionally based on the Intel 8279 device
- Simultaneous keyboard display operations
- Scanned keyboard and sensor modes
- Strobed input entry mode