18
Pin NO. Pin Definition
Pin NO.
Pin Definition
Pin 1
STB-
Pin 14
AFD-
Pin 2
PRD0
Pin 15
ERR-
Pin 3
PRD1
Pin 16
INIT-
Pin 4
PRD2
Pin 17
SLIN-
Pin 5
PRD3
Pin 18
GND
Pin 6
PRD4
Pin 19
GND
Pin 7
PRD5
Pin 20
GND
Pin 8
PRD6
Pin 21
GND
Pin 9
PRD7
Pin 22
GND
Pin 10
ACK-
Pin 23
GND
Pin 11
BUSY
Pin 24
GND
Pin 12
PE
Pin 25
GND
Pin 13
SLCT
(5) COM2/COM3/COM4 (9-pin): Serial Port Headers
D
C
D
Pin1
Pin6
S
IN
S
O
U
T
D
T
R
G
N
D
D
S
R
R
T
S
C
T
S
R
I