P R E L I M I N A R Y
PQFP PIN DESIGNATIONS—Am188ES Microcontroller
(Sorted by Pin Number)
Pin No. Name
Pin No. Name
Pin No. Name
Pin No. Name
1
2
RXD0/PIO23
26
27
A13
A12
51
52
MCS1/PIO15
76
77
DRQ1/INT6/PIO13
TXD0/PIO22
INT4/PIO30
DRQ0/INT5/PIO12
AD0
RTS0/RTR0/
PIO20
3
4
28
29
A11
A10
53
54
INT3/INTA1/IRQ
78
79
INT2/INTA0/
PWD/PIO31
RFSH2/ADEN
AO8
5
6
WR
RD
30
31
32
33
34
35
36
A9
A8
A7
A6
A5
A4
A3
55
56
57
58
59
60
61
INT1/SELECT
INT0
80
81
82
83
84
85
86
AD1
AO9
AD2
AO10
AD3
AO11
AD4
7
ALE
ARDY
S2
UCS/ONCE1
LCS/ONCE0
PCS6/A2/PIO2
PCS5/A1/PIO3
VCC
8
9
10
11
S1
S0
PCS3/RTS1/RTR1/
PIO19
12
13
GND
X1
37
38
A2
62
63
87
88
AO12
AD5
PCS2/CTS1/ENRX1/
PIO18
VCC
14
15
16
17
18
19
20
X2
39
40
41
42
43
44
45
A1
64
65
66
67
68
69
70
GND
89
90
91
92
93
94
95
GND
AO13
AD6
VCC
A0
PCS1/PIO17
PCS0/PIO16
VCC
CLKOUTA
CLKOUTB
GND
GND
GND
WB
VCC
MCS2/PIO24
MCS3/RFSH/PIO25
GND
AO14
AD7
A19/PIO9
A18/PIO8
HLDA
HOLD
AO15
S6/LOCK/
CLKDIV2/PIO29
21
VCC
46
SRDY/PIO6
71
RES
96
22
23
24
25
A17/PIO7
A16
47
48
49
50
NMI
72
73
74
75
TMRIN1/PIO0
97
98
UZI/PIO26
DT/R/PIO4
DEN/DS/PIO5
MCS0/PIO14
TMROUT1/PIO1
TMROUT0/PIO10
TMRIN0/PIO11
TXD1/PIO27
A15
99
RXD1/PIO28
A14
100
CTS0/ENRX0/PIO21
Am186/188ES and Am186/188ESLV Microcontrollers
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