Legacy-Free Keyboard/Embedded Controller with SPI and LPC Docking Interface
Table 2.2 Pin Function Description (continued)
POWER
BUFFER MODES
NOTES
NAME
DESCRIPTION
PLANE
(SEE Note 2.1)
Note 2.10
KSI[0:6] ]/
ATE Prog.
Access/
Keyboard Scan Inputs
VCC1
ISP/IO4/IO4
Ext. Flash
KSI7
EMCLK
EMDAT
IMCLK
IMDAT
KDAT
Keyboard Scan Inputs
EM Serial Clock
VCC1
VCC2
VCC2
VCC2
VCC2
VCC2
VCC2
ISP
IOD16
IOD16
IOD16
IOD16
IOD16
IOD16
EM Serial Data
IM Serial Clock
IM Serial Data
Keyboard Data
KCLK
Keyboard Clock
GENERAL PURPOSE I/O INTERFACE (40)
General Purpose Output (SCI)
Note 2.5
Note 2.6
OUT0 (SCI)
VCC1
VCC1
VCC1
VCC1
VCC1
VCC1
VCC1
VCC1
VCC1
VCC1
VCC1
VCC1
(O12/OD12)
O12/O12
O12/OD12
O12/O12
O12/O12
O12/O12
O12/O12
IO8
Note 2.2
Note 2.2
Note 2.2
Note 2.2
OUT1/
nIRQ8
General Purpose Output/
Active Low RTC IRQ
OUT7/
nSMI
General Purpose Output
SMI Output
OUT8/
General Purpose Output
CPU_RESET
KBRST
OUT9/
PWM2
General Purpose Output
Pulse Width Modulator Output
OUT10/
PWM0
General Purpose Output
Pulse Width Modulator Output
OUT11/
PWM1
General Purpose Output
Pulse Width Modulator Output
Note 2.3
Note 2.3
Note 2.3
Note 2.4
Note 2.3
GPIO0
General Purpose I/O
(WK_SE02)
GPIO1
General Purpose I/O
IO8
(WK_SE03)
GPIO2
General Purpose I/O
IO8
(WK_SE04)
GPIO3
General Purpose I/O (Interrupt 1 Event)
IO8
(TRIGGER)
GPIO4
(WK_SE07)
KSO14
General Purpose I/O
IO8/OD8
Keyboard Scan Output
Note 2.3
GPIO5
(WK_SE10)/
KSO15
General Purpose I/O
VCC1
IO8/OD8
Keyboard Scan Output
SMSC LPC47N350
5
Revision 1.1 (01-14-03)
DATASHEET
SMSC [ SMSC CORPORATION ]
