Intel N2820 FH8065301616603 데이터 시트
제품 코드
FH8065301616603
PCU – Intel
®
Legacy Block (iLB) Overview
1160
Datasheet
24.2
Features
24.2.1
Key Features
The key features of various blocks are as follows:
•
LPC Interface
— Supports Low Pin Count (LPC) 1.1 Specification
— No support for DMA or bus mastering
— Supports Trusted Platform Module (TPM) 1.2
— Supports Low Pin Count (LPC) 1.1 Specification
— No support for DMA or bus mastering
— Supports Trusted Platform Module (TPM) 1.2
•
General Purpose Input Output
— Legacy control interface for processor GPIOs
— I/O mapped registers
— Legacy control interface for processor GPIOs
— I/O mapped registers
•
8259 Programmable Interrupt Controller
— Legacy interrupt support
— 15 total interrupts through two cascaded controllers
— I/O mapped registers
— Legacy interrupt support
— 15 total interrupts through two cascaded controllers
— I/O mapped registers
•
I/O Advanced Programmable Interrupt Controller
— Legacy-free interrupt support
— 87 total interrupts
— Memory mapped registers
— Legacy-free interrupt support
— 87 total interrupts
— Memory mapped registers
•
8254
— Legacy timer support
— Three timers with fixed uses: System Timer, Refresh Request Signal and
— Legacy timer support
— Three timers with fixed uses: System Timer, Refresh Request Signal and
Speaker Tone
— I/O mapped registers
•
HPET - High Performance Event Timers
— Legacy-free timer support
— Three timers and one counter
— Memory mapped registers
— Legacy-free timer support
— Three timers and one counter
— Memory mapped registers
•
Real-Time Clock (RTC)
— 242 byte RAM backed by battery (also known as CMOS RAM)
— Can generate wake/interrupt when time matches programmed value
— I/O and indexed registers
— 242 byte RAM backed by battery (also known as CMOS RAM)
— Can generate wake/interrupt when time matches programmed value
— I/O and indexed registers
Table 173. iLB Signals
Signal Name
Direction/
Type
Description
ILB_NMI
I
TBD
Non-Maskable Interrupt: This is an NMI event indication into the
processor.
This signal is multiplexed and may be used by other functions.
This signal is multiplexed and may be used by other functions.