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