KF8253 - 8253-like programmable interval timer written in SystemVerilog

About

KF8253 is programmable interval timer like 8253.

Differences from original

• Clock synchronization
• I/O ports is separated into input and output port

Features

• 3 counters
• Count Binary or BCD
• Mode 0: Interrupt on Terminal Count
• Mode 1: Programmable One-Shot
• Mode 2: Rate Generator
• Mode 3: Square Wave Rate Generator
• Mode 4: Software Triggered Strobe
• Mode 5: Hardware Triggered Strobe

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