P R E L I M I N A R Y
TQFP PIN DESIGNATIONS—Am186ES Microcontroller
(Sorted by Pin Name)
Pin Name
No.
63
62
60
59
Pin Name
AD5
No.
11
14
17
2
Pin Name
GND
No.
87
93
67
68
Pin Name
RXD1
S0
No.
22
34
33
32
A0
A1
A2
A3
AD6
GND
AD7
HLDA
HOLD
S1
AD8
S2
S6/LOCK/
CLKDIV2/PIO29
A4
A5
A6
A7
A8
58
57
56
55
54
AD9
4
6
INT0
79
78
77
76
75
19
69
98
95
97
AD10
AD11
AD12
AD13
INT1/SELECT
SRDY/PIO6
INT2/INTA0/
PWD/PIO31
8
TMRIN0/PIO11
TMRIN1/PIO0
10
13
INT3/INTA1/IRQ
INT4/PIO30
TMROUT0/
PIO10
A9
53
52
51
50
49
48
47
AD14
16
18
30
31
27
39
40
LCS/ONCE0
MCS0/PIO14
MCS1/PIO15
MCS2/PIO24
MCS3/RFSH/PIO25
NMI
81
73
74
91
92
70
89
TMROUT1/PIO1
TXD0/PIO22
TXD1
96
25
21
80
20
15
38
A10
A11
A12
A13
A14
A15
AD15
ALE
ARDY
UCS/ONCE1
UZI/PIO26
VCC
BHE/ADEN
CLKOUTA
CLKOUTB
PCS0/PIO16
VCC
CTS0/ENRX0/
PIO21
A16
46
45
43
23
72
PCS1/PIO17
88
86
85
VCC
VCC
VCC
44
61
84
PCS2/CTS1/
ENRX1/PIO18
A17/PIO7
A18/PIO8
DEN/DS/PIO5
PCS3/RTS1/RTR1/
PIO19
DRQ0/INT5/PIO12
100
A19/PIO9
AD0
42
1
DRQ1/INT6/PIO13
DT/R/PIO4
GND
99
71
12
35
41
64
PCS5/A1/PIO3
PCS6/A2/PIO2
RD
83
82
29
94
26
24
VCC
WHB
WLB
WR
X1
90
65
66
28
36
37
AD1
3
AD2
5
GND
RES
AD3
7
GND
RTS0/RTR0/PIO20
RXD0/PIO23
AD4
9
GND
X2
Am186/188ES and Am186/188ESLV Microcontrollers
15