21
PIN
Signal Name
1
GPIO_VOL_UP
2
GPIO_VOL_DW
3
PWRDN
4
BLT_UP
5
BLT_DW
6
GND
7
GND
1
1
SPD0
STB#
SPD1
SPD2
SPD3
SPD4
SPD6
SPD7
GND
GND
SLIN#
PINIT#
ERROR#
AFD#
GND
GND
GND
GND
GND
GND
SPD5
ACK#
BUSY
PE
SLCT
PIN Signal Name PIN Signal Name
26
NC
25
NA
24
GND
23
SIO_GP30
22
GND
21
SIO_GP31
20
GND
19
SIO_GP32
18
GND
17
SIO_GP33
16
GND
15
SIO_GP34
14
GND
13
SIO_GP35
12
JGPIOPWR
11
SIO_GP36
10
JGPIOPWR
9
SIO_GP37
8
SIO_GP43
7
SIO_GP40
6
SIO_GP44
5
SIO_GP41
4
SIO_GP45
3
SIO_GP42
2
SIO_GP46
1
SIO_GP47
Backlight Volume Control
(7-pin BLT_VOL1: see p.8, No. 15)
Printer Port / GPIO Header
(25-pin LPT_GPIO1: see p.8, No. 20)
Printer Port: GPIO:
Note: If you want to use the printer port function, please short pin4 and pin5 on
Digital Input / Output Power Select (JGPIO_PWR1).