KBC1122 – MOBILE KBC WITH SUPER I/O

Part Number : KBC1122

Function : MOBILE KBC WITH SUPER I/O

Manufactures : SMSC Corporation

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Description :

KBC1122/KBC1122P Mobile KBC with Super I/O, SFI, ADC and DAC with SMSC SentinelAlert!TM PRODUCT FEATURES „ „ „ Data Brief „ „ „ „ „ „ „ „ 3.3V Operation with 5V Tolerant Buffers ACPI 1.0b/2.0 and PC99a/PC2001 Compliant LPC Interface with Clock Run Support — Serial IRQ Interface Compatible with Serialized IRQ Support for PCI Systems — 15 Direct IRQs — Three 8-Bit DMA Channels — ACPI SCI Interface — nSMI — Shadowed write only registers LPC/Firmware Hub Host Flash Interface — Single Byte FWH Memory Read and FWH Memory Write Support — FWH ID Support — 16MB FWH Flash and Register Addressing, 128K Legacy BIOS Addressing — Single Byte LPC Memory Read and LPC Memory Write Support Serial Peripheral Interface (SPI) — 3-pin Full Duplex serial communication interface. — Dual Ported Controller with Keeper Circuit 8 MByte Shared FlashROM Interface (SFI) — 8051/Host CPU Hardware Arbitrated Interface — 0.5 – 8MB – Host System BIOS & 8051 Keyboard — 8051 64KB Code Space Accessible as Separate 32KB Pages in Flash — Low-Power Flash Access Modes — 8051-Programmable Flash Access Protection – Read/Write/No-Access Protection – Variable Bank Sizes Host Flash Address Redirection for Recovery Serial Flash Programming Interface Two Power Planes — Low Standby Current in Sleep Mode — Intelligent Auto Power Management for Super I/O — Main powered blocks power supplied by standby power plane and controlled by power management signals 3-Port ACPI Embedded Controller Interface „ „ Configuration Register Set — Compatible with ISA Plug-and-Play Standard (Version 1.0a) — Four Pin Selectable Addressing Options — 8051-Programmable Base Address High-Performance Embedded 8051 Keyboard and System Controller — Provides System Power Management — System Watch Dog Timer (WDT) — 8042 Style Host Interface Relocatable to 480 Different Base I/O Addresses — Supports Interrupt and Polling Access — Interrupt Accelerator — 512 Bytes Data RAM — 2 Kilobytes Scratch ROM/RAM — On-Chip Memory-Mapped Control Registers — Up to 18×8 Keyboard Scan Matrix — Two 16 Bit Timer/Counters — Eleven 8051 Interrupt Sources — Thirty-Two 8-Bit, Host/8051 Mailbox Registers — Thirty-six Maskable Hardware Wake-Up Events — Fast GATEA20 — Fast CPU_RESET — Multiple Clock Sources and Operating Frequencies up to 32MHz — IDLE and SLEEP Modes — Low Power Fail-Safe Ring Oscillator ±10% Accuracy — Hibernation Timer with programmable wake-up from 0.5ms to 128 minutes — 8051-Driven 16550A UART – 16-Byte Send/Receive FIFOs – External Baud Clock Option — Power-Fail Status Register Advanced Infrared Communications Controller (IRCC 2.0) — IrDA V1.2 (4Mbps), HPSIR, ASKIR, Consumer IR Support — Two IR Ports — Relocatable Base I/O Address SMSC KBC1122 PRODUCT PREVIEW Revision 0.8 (10-19-05) Mobile KBC with Super I/O, SFI, ADC and DAC with SMSC SentinelAlert!TM „ „ „ „ „ „ „ „ „ „ „ „ „ Cons […]

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KBC1122 Datasheet


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