AM188ES-40KCW Datasheet, PDF (20/102 Pages) Advanced Micro Devices – High Performance, 80C186-/80C188-Compatible and 80L186-/80L188-Compatible, 16-Bit Embedded Microcontrollers

PRELIMINARY
PQFP PIN DESIGNATIONS—Am186ES Microcontroller
(Sorted by Pin Number)
Pin No. Name
1 RXD0/PIO23
2 TXD0/PIO22
3
RTS0/RTR0/
PIO20
4 BHE/ADEN
5 WR
6 RD
7 ALE
8 ARDY
9 S2
10 S1
11 S0
12 GND
13 X1
14 X2
15
V_CC
16 CLKOUTA
17 CLKOUTB
18 GND
19 A19/PIO9
20 A18/PIO8
21
V_CC
22 A17/PIO7
23 A16
24 A15
25 A14
Pin No. Name
26 A13
27 A12
28 A11
29 A10
30 A9
31 A8
32 A7
33 A6
34 A5
35 A4
36 A3
37 A2
38
V_CC
39 A1
40 A0
41 GND
42 WHB
43 WLB
44 HLDA
45 HOLD
46 SRDY/PIO6
47 NMI
48 DT/R/PIO4
49 DEN/DS/PIO5
50 MCS0/PIO14
Pin No. Name
51 MCS1/PIO15
52 INT4/PIO30
Pin No. Name
76 DRQ1/INT6/PIO13
77 DRQ0/INT5/PIO12
53 INT3/INTA1/IRQ
78 AD0
54
INT2/INTA0/
PWD/PIO31
79 AD8
55 INT1/SELECT
80 AD1
56 INT0
81 AD9
57 UCS/ONCE1
82 AD2
58 LCS/ONCE0
83 AD10
59 PCS6/A2/PIO2
84 AD3
60 PCS5/A1/PIO3
85 AD11
61
V_CC
62
PCS3/RTS1/RTR1/
PIO19
86 AD4
87 AD12
63
PCS2/CTS1/
ENRX1/PIO18
88 AD5
64 GND
89 GND
65 PCS1/PIO17
90 AD13
66 PCS0/PIO16
91 AD6
67
V_CC
68 MCS2/PIO24
92
V_CC
93 AD14
69 MCS3/RFSH/PIO25 94 AD7
70 GND
95 AD15
71 RES
96
S6/LOCK/
CLKDIV2/PIO29
72 TMRIN1/PIO0
97 UZI/PIO26
73 TMROUT1/PIO1
98 TXD1/PIO27
74 TMROUT0/PIO10
99 RXD1/PIO28
75 TMRIN0/PIO11
100 CTS0/ENRX0/PIO21
20
Am186/188ES and Am186/188ESLV Microcontrollers