AM186EM Datasheet, PDF (19/98 Pages) List of Unclassifed Manufacturers – MICROCONTROLLER BLOCK DIAGRAM

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