AM186EM-20KC/W AMD [Advanced Micro Devices], AM186EM-20KC/W Datasheet - Page 13

• 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]

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