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Software Functional Overview
GPIOC1 N.C. X
GPIOC2 CHGLED O Charge LED
High = Turn ON
Charge LED
GPIOC3 N.C. X
3.4.2 M38869 GPIO Signal Description
Address Bit r/w Description Remark
0060h 7:0 r Read Data from Output Data Bus Buffer
0060h 7:0 w Write Data to into Input Data Bus Buffer
0064h 7:0 r Status
0064h 7:0 w Write Command into Input Data Bus
Buffer
Port Assign:
Port Pin Name In/Out Description
PORT 0 P07 : P00 OUT Key Scan Data Output
PORT 1 P17 : P10 OUT Key Scan Data Output
PORT 3 P37 : P30 IN Key Scan Data Input
PORT 2 P27 OUT SCROLL Lock LED
P26 OUT NUM Lock LED
P25 OUT CAPS Lock LED
P24 OUT BLEN1
P23 OUT Wireless_RFON
P22 OUT NC
P21 IN PULL DOWN 1K ohm
P20 OUT NC
PORT 4 P46 OUT NC
P45 OUT PULL UP 10Kohm
P44 OUT PULL UP 10Kohm
P43 OUT IRQ12
P42 OUT IRQ1
P41 OUT NC
P40 OUT KBCSMI0
PORT 5 P57 OUT NC
P56 OUT NC
P55 IN GPRS_PWRENA
P54 IN GPRS_VDDPD
P50 OUT ISA ADDRESS (SA2)
PORT 6 P61 IN KBSEL2
P60 IN KBSEL1
P62 IN GPRS_ON/OFF
P63 IN LOGSEL
3-16 FIC M295 / M296 Service Manual