16C550A
COMPATIBLE
SERIAL PORT 1
TXD*, nRTS*, nDTR*
RXD*, nCTS*, nDSR*, nDCD*
nRI*
IRMODE / IRRX3A, IRMODE / IRRX3B
IRRX*, IRRX2*
IRTX*, IRTX2*
FD[7:0]
FA[22:0]
nFCS, nFRD, nFWR
FPGM
IRTX2*
SMSC KBC1100
IRDA/FIR
Support
LPC_CLK_33
SHARED FLASH
INTERFACE
LAD [3:0]
nLDRQ0
CONFIGURATION REGISTERS
POWER
MANAGEMENT
HARDWARE
READ ARBITER AND FLASH
ACCESS CONTROL
LPC BUS
HOST CPU
INTERFACE
nLPCPD
nLFRAME
CIR Support
nLRESET
IRRX2*
Block Diagram
nEC_SCI
nSMI*
INTERRUPTS
CONTROL, ADDRESS, DATA
HOST FLASH
INTERFACE
SER_IRQ
SERIAL
PERIPHERAL
INTERFACE
MAILBOX
REGISTERS
SPCLK1*
, SPCLK2*
SPDOUT1* , SPDOUT*
, SPDIN2*
SPDIN1*
nCLKRUN
PCI_CLK
VCC1RST#
8051 MCU
FLASH
INTERFACE
RESGEN
nEC_SCI
ACPI
EMBEDDED
CONTROLLER
8051
IN
OUT
IN
OUT
PWRGD
Crisis
Recovery
ROM
VCC2 I/O
Controls
PM1
BLOCK
256B Direct
RAM
512B
EXTERNAL
8051 DATA
RAM
8051
SUB-BLOCK
EXTERNAL
CONTROL
REGISTERS
GENERAL
PURPOSE I/O
I/O
INTERFACE
GPIO
I/O
SGPIO
I/O
Mobile KBC with Super I/O, SFI, ADC and DAC with SMSC SentinelAlert!
TM
Figure 1 KBC1100 Block Diagram
PRODUCT PREVIEW
48 MHz
Programmable
Ring Oscillator
8051TX*
8051RX*
DBG_CLK*
MSDAT
MSCLK
2KB SCRATCH
ROM
5
LGPIO
LED DRIVER
nBAT_LED, nPWR_LED
KSI[0:7]
KS0[0:13], KS0[14:17]*
KBRST*, A20M*
EMCLK* ,KCLK*
PS/2 PORTS
Specifc
Wake
CLK_OUT
CLOCKI
(14.318 MHz)
PLL CLOCK
GENERATOR
32KHz_OUT
32KHz Clock
XOSEL
XTAL2
WDT
32 MHz
Programmable
Ring
Oscillator
w/ Fail Safe
18 x 8
KEYBOARD
INTERFACE
XTAL1
VCC0
EMDAT* ,KDAT*
IMCLK*, PS2CLK*
IMDAT*, PS2DAT*
SA_GPIO[1:0]
HW_PROTECT#
AGND
POWER
STATUS
REGISTER
SERIAL FLASH
PROGRAMMING
INTERFACE
Week
Wakeup
Timer
Battery Managment
A/D, D/A &
SMSC SentinelAlert!
ACCESS BUS
I2C1A_DATA, AB1A_CLK
I2C2A_DATA*, AB2A_CLK*
I2C1B_DATA, AB1B_CLK
I2C2B_DATA*, AB2B_CLK*
PWM
PWM[3:0]* ,PWM[5:4]*
SFPG M
SENSOR0
SENSOR1
A D C [7 :0 ]
D A C [2 :0 ]
VCC1 POWERED
FAN
TACHOMETER
FAN_TACH[3:1]*
VCC0 POWERED
Revision 0.8 (10-19-05)
16-BIT
COUNTER/
TIMER
TIN[7]* ,TN[6:4]*
* Multifunction Pin
SMSC [ SMSC CORPORATION ]
