
SD188ES/SD188EM Demonstration Board User’s Manual
2-11
1.1
Figure 2-5. Am188 Expansion Interface Pinout (J2)
J2
A
B
NC
GND
VCC
ALE 28
29
30
31
27
HLD 26
INT3 25
INT4 24
NMI 23
CTS0* 22
RXD0* 21
TXD0* 20
RTS0* 19
NC 18
MCS0 17
MCS1 16
MCS2 15
MCS3 14
WR 11
RD 12
UZI 13
LCS 10
UCS
9
TMROUT1
8
TMRIN1
7
TMRIN0 6
GND 32
NC 5
TMROUT0 4
VCC 3
RESET 2
GND 1
32
31
30
29
27
26
25
24
23
22
21
20
19
18
17
16
15
14
11
12
13
10
9
8
7
6
5
4
3
2
1
28
GND
MA0
MA1
MA2
MA3
MA4
MA5
MA6
MA7
MA8
MA9
MA10
MA11
MA12
MA13
MA14
MA15
MA16
MA17
MA18
MA19
SRDY
ARDY
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
NC
WLB
*Refer to Table 2-2 for a description of these pins.
frtbook : newch2 Page 11 Monday, June 2, 1997 3:37 PM