8XC196NU Datasheet, PDF (11/43 Pages) Intel Corporation – 8XC196NU COMMERCIAL CHMOS 16-BIT MICROCONTROLLER

8XC196NU COMMERCIAL CHMOS 16-BIT MICROCONTROLLER
Table 4. 80C196NU 100-pin QFP Pin Assignment
Pin
Name
Pin
Name
Pin
Name
Pin
Name
1 AD0
26 EXTINT2/P3.6
51 HOLD#/P2.5
76 RD#
2 NC
27 NC
52 HLDA#/P2.6
77 WR#/WRL#
3 RESET#
4 NMI
28 EXTINT3/P3.7
29 EPA0/P1.0
53 V_CC
54 CLKOUT/P2.7
78 EPORT.3/A19
79 EPORT.2/A18
5 NC
6 A0
7 A1
30 V_CC
31 EPA1/P1.1
32 EPA2/P1.2
55 V_SS
56 XTAL2
57 XTAL1
80 V_SS
81 V_CC
82 EPORT.1/A17
8 V_CC
9 V_SS
10 A2
33 EPA3/P1.3
34 T1CLK/P1.4
35 T1DIR/P1.5
58 V_SS
59 A15
60 A14
83 EPORT.0/A16
84 AD15
85 AD14
11 A3
12 A4
36 V_CC
37 T2CLK/P1.6
61 A13
62 A12
86 AD13
87 AD12
13 A5
14 A6
38 V_SS
39 T2DIR/P1.7
63 A11
64 A10
88 AD11
89 AD10
15 A7
40 PWM0/P4.0
65 A9
90 AD9
16 V_CC
17 V_SS
18 PLLEN1
19 CS0#/P3.0
20 CS1#/P3.1
21 CS2#/P3.2
41 PWM1/P4.1
42 PWM2/P4.2
43 P4.3
44 V_CC
45 V_SS
46 TXD/P2.0
66 A8
67 V_SS
68 V_CC
69 PLLEN2
70 ONCE
71 RPD
91 V_SS
92 AD8
93 V_CC
94 AD7
95 AD6
96 AD5
22 CS3#/P3.3
47 RXD/P2.1
72 READY
97 AD4
23 V_SS
24 CS4#/P3.4
48 EXTINT0/P2.2
49 BREQ#/P2.3
73 INST
74 ALE
98 AD3
99 AD2
25 CS5#/P3.5
50 EXTINT1/P2.4
75 BHE#/WRH#
100 AD1
NOTE:
To be compatible with future proliferations, tie the NC (no connect) pin as follows:
Pin 2 = V_SS
Pin 5 = EA# on products with internal memory (V_CC = internal memory, V_SS = external memory)
Pin 27 = V_CC
PRELIMINARY
7