AM186EM-20KC/W AMD [Advanced Micro Devices], AM186EM-20KC/W Datasheet - Page 18

• Manufacturer Part Number: AM186EM-20KC/W
• Description: High Performance, 80C186-/80C188-Compatible and 80L186-/80L188-Compatible, 16-Bit Embedded Microcontrollers
• Manufacturer: AMD [Advanced Micro Devices]

PQFP PIN ASSIGNMENTS—Am186EM Microcontroller
(Sorted by Pin Number)
18
Pin No. Name
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
2
3
4
5
6
7
8
9
SDEN1/PIO23
SDEN0/PIO22
SCLK/PIO20
BHE/ADEN
WR
RD
ALE
ARDY
S2
S1
S0
GND
X1
X2
V
CLKOUTA
CLKOUTB
GND
A19/PIO9
A18/PIO8
V
A17/PIO7
A16
A15
A14
CC
CC
Am186/188EM and Am186/188EMLV Microcontrollers
Pin No. Name
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
V
A1
A0
GND
WHB
WLB
HLDA
HOLD
SRDY/PIO6
NMI
DT/R/PIO4
DEN/PIO5
MCS0/PIO14
CC
P R E L I M I N A R Y
Pin No. Name
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
MCS1/PIO15
INT4/PIO30
INT3/INTA1/IRQ
INT2/INTA0/PIO31
INT1/SELECT
INT0
UCS/ONCE1
LCS/ONCE0
PCS6/A2/PIO2
PCS5/A1/PIO3
V
PCS3/PIO19
PCS2/PIO18
GND
PCS1/PIO17
PCS0/PIO16
V
MCS2/PIO24
MCS3/RFSH/PIO25
GND
RES
TMRIN1/PIO0
TMROUT1/PIO1
TMROUT0/PIO10
TMRIN0/PIO11
CC
CC
Pin No. Name
100
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
DRQ1/PIO13
DRQ0/PIO12
AD0
AD8
AD1
AD9
AD2
AD10
AD3
AD11
AD4
AD12
AD5
GND
AD13
AD6
V
AD14
AD7
AD15
S6/CLKDIV2/PIO29
UZI/PIO26
TXD/PIO27
RXD/PIO28
SDATA/PIO21
CC