KB3920 데이터 시트보기 (PDF) - Unspecified
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KB3920 Datasheet PDF : 80 Pages
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1.3 Block Diagram
KB3920 Keyboard Controller Datasheet
LPC I/F
KBC
IO cycles
EC
Port 80
Index
IO cycles
8051
build-in with
2 16-bit timers
1 UART
24 extended interrupt
channels
LPC/FWH
data
MEM cycles
BUS
code
fetching
BUS
XBI
/
XIO
ENE Host BUS
Flash
I/F
GPIO GPT
2KB
x 74
x4
SRAM
PWM
x4
KBC
hardware
com m and
x8
EC
hardware
command
x5
EC Index mode can accessing
full register space by this path
ADC DAC
x4
x4
PCI clock
65.536 Mhz
IKB
18 x 8
hardware
com m and
x 10
PMU
32.768 Mhz
16.384 Mhz
32.768 Khz
PS2 clock
x 4 control
ENE
2nd
BUS
FAN1
FAN2
SMB
WDT
Copyright©2006, ENE Technology Inc.
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