AM186EM Datasheet, PDF (12/98 Pages) List of Unclassifed Manufacturers – MICROCONTROLLER BLOCK DIAGRAM

PRELIMINARY
TQFP PIN ASSIGNMENTS—Am186EM Microcontroller
(Sorted by Pin Number)
Pin No. Name
1 AD0
Pin No. Name
26 SCLK/PIO20
2 AD8
27 BHE/ADEN
3 AD1
28 WR
4 AD9
29 RD
5 AD2
30 ALE
6 AD10
31 ARDY
7 AD3
32 S2
8 AD11
33 S1
9 AD4
34 S0
10 AD12
35 GND
11 AD5
36 X1
12 GND
37 X2
13 AD13
14 AD6
38 V_CC
39 CLKOUTA
15 V_CC
16 AD14
40 CLKOUTB
41 GND
17 AD7
42 A19/PIO9
18 AD15
43 A18/PIO8
19 S6/CKLDIV2/PIO29 44 V_CC
20 UZI/PIO26
45 A17/PIO7
21 TXD
46 A16
22 RXD
47 A15
23 SDATA/PIO21
48 A14
24 SDEN1/PIO23
49 A13
25 SDEN0/PIO22
50 A12
Pin No. Name
51 A11
52 A10
53 A9
54 A8
55 A7
56 A6
57 A5
58 A4
59 A3
60 A2
61 V_CC
62 A1
63 A0
64 GND
65 WHB
66 WLB
67 HLDA
68 HOLD
69 SRDY/PIO6
70 NMI
71 DT/R/PIO4
72 DEN/PIO5
73 MCS0/PIO14
74 MCS1/PIO15
75 INT4
Pin No. Name
76 INT3/INTA1/IRQ
77 INT2/INTA0
78 INT1/SELECT
79 INT0
80 UCS/ONCE1
81 LCS/ONCE0
82 PCS6/A2/PIO2
83 PCS5/A1/PIO3
84 V_CC
85 PCS3/PIO19
86 PCS2/PIO18
87 GND
88 PCS1/PIO17
89 PCS0/PIO16
90 V_CC
91 MCS2
92 MCS3/RFSH
93 GND
94 RES
95 TMRIN1/PIO0
96 TMROUT1/PIO1
97 TMROUT0/PIO10
98 TMRIN0/PIO11
99 DRQ1/PIO13
100 DRQ0/PIO12
12
Am186/188EM and Am186/188EMLV Microcontrollers