Alpine PKG-1000 - Page 20

Descri
p
tion of IC Terminal
(
BIT1675
)
Pin # Pin Nam
e
I/O Buffer T
yp
e Descri
p
tion
127 VREF
P
O Analo
g
Analo
g
reference volta
g
e
(p
ositiv
e
3, 14, 29, VDD --
-
--
-
Di
g
ital VDD
(
+3.3V for buffer
)
47, 61, 68,
78, 83
4, 9, 24, VSS --
-
--
-
Di
g
ital GND
30, 35, 42,
50, 56, 62,
70, 76, 80
85, 98
15, 48, 92 VSS
I
--
-
--
-
Di
g
ital GND
19, 53, 88 VDDI --
-
--
-
Di
g
ital VDD
(
+2.5V
)
99, 103, AVD
D
--
-
--
-
Analo
g
VDD
(
+2.5V
)
111, 117, --
-
--
-
125 --
-
--
-
100, 101, AGND --
-
--
-
Analo
g
GN
D
105, 109,
119, 128
Descri
p
tion of IC Terminal
(
SM5964
)
Pin No. S
y
mbo
l
I / O Descri
p
tion
1 SPWM2/P1.5 I/O SPWM Channel 2 , bit5 of
p
ort
1
2 SPWM3/P1.6 I/O SPWM Channel 3 , bit6 of
p
ort
1
3 SPWM4/P1.7 I/O SPWM Channel 4 , bit7 of
p
ort
1
4 RES I Rese
t
5 RXD/P3 I/O Receive data & bit 0 of
p
ort
3
6 P4.3 I/O
b
it 3 of
p
ort
4
7 TXD/P3.1 I/O Transmit data & bit 1 of
p
ort
3
8 #INT0/P3.2 I/O Low true interru
p
t 0 & bit 2 of
p
ort
3
9 #INT1/P3.3 I/O Low true interru
p
t 1 & bit 3 of
p
ort
3
10 T0/P3.4 I/O Time 0 & bit 4 of
p
ort
3
11 T1/P3.5 I/O Time 1 & bit 5 of
p
ort
3
12 #WR/P3.6 I/O ext. memor
y
write & bit 6 of
p
ort
3
13 #RD/P3.7 I/O ext. memor
y
read & bit 7 of
p
ort
3
14 XTAL2 O Cr
y
stal ou
t
15 XTAL1 I Cr
y
stal i
n
16 VSS Sink Volta
g
e , Groun
d
17 P4.0 I/O
b
it 0 of
p
ort
4
18 P2.0/A8 I/O
b
it 0 of
p
ort 2 & bit 8 of external memor
y
addre
s
19 P2.1/A9 I/O
b
it 1 of
p
ort 2 & bit 9 of external memor
y
addre
s
20 P2.2/A10 I/O
b
it 2 of
p
ort 2 & bit 10 of external memor
y
addre
s
21 P2.3/A11 I/O
b
it 3 of
p
ort 2 & bit 11 of external memor
y
addre
s
22 P2.4/A12 I/O
b
it40 of
p
ort 2 & bit 12 of external memor
y
addre
s
23 P2.5/A13 I/O
b
it 5 of
p
ort 2 & bit 13 of external memor
y
addre
s
24 P2.6/A14 I/O
b
it 6 of
p
ort 2 & bit 14 of external memor
y
addre
s
25 P2.7/A15 I/O
b
it 7 of
p
ort 2 & bit 15 of external memor
y
addre
s
26 #PSEN O
p
ro
g
ram stora
g
e enabl
e
27 AL
E
O address latch acces
s
28 P4.1 I
b
it 1 of
p
ort
4
29 #EA I/O external acces
s
30 P0.7/AD7 I/O
b
it 7 of
p
ort 0 & data/address bit 7 of external memor
y
31 P0.6/AD6 I/O
b
it 6 of
p
ort 0 & data/address bit 6 of external memor
y
32 P0.5/AD5 I/O
b
it 5 of
p
ort 0 & data/address bit 5 of external memor
y
33 P0.4/AD4 I/O
b
it 4 of
p
ort 0 & data/address bit 4 of external memor
y
34 P0.3/AD3 I/O
b
it 3 of
p
ort 0 & data/address bit 3 of external memor
y
35 P0.2/AD2 I/O
b
it 2 of
p
ort 0 & data/address bit 2 of external memor
y
36 P0.1/AD1 I/O
b
it 1 of
p
ort 0 & data/address bit 1 of external memor
y
37 P0.0/AD0 I/O
b
it 0 of
p
ort 0 & data/address bit 0 of external memor
y
38 VDD Drive Volta
ge
39 P4.2 I/O
b
it 2 of
p
ort
4
40 T2/P1.0 I/O timer 2 colck out & bit 0 of
p
ort
1
41 T2EX/P1.1 I/O timer 2 control & bit 1 of
p
ort
1
42 P1.2 I/O
b
it 2 of
p
ort 1
43 SPWM0/P1.3 I/O SPWM Channel 0 , bit 3 of
p
ort
1
44 SPWM1/P1.4 I/O SPWM Channel 1 , bit 4 of port 1