Intel 8XC196MC User Manual

8XC196MC, MD, MH USER’S MANUAL

B-12

Figure B-8. 8XC196MH 80-lead Shrink EIAJ/QFP Package

B.3

SIGNAL DESCRIPTIONS

Table B-5 defines the columns used in Table B-6, which describes the signals.

A2574-02

P6.7 / PWM1
P2.6 / COMP2 / CPVER
P2.5 / COMP1 / PACT#
P2.4 / COMP0 / AINC#
NC
NC
P2.7 / SCLK1# / BCLK1
P2.3 / COMP3
P2.2 / EPA1 / PROG#
NC
NC
P2.1 / SCLK0# / BCLK0 / PALE#
P2.0 / EPA0 / PVER
NC
P0.0 / ACH0
P0.1 / ACH1
P0.2 / ACH2
P0.3 / ACH3
P0.4 / ACH4 / PMODE.0
P0.5 / ACH5 / PMODE.1
V

REF

ANGND
P0.6 / ACH6 / T1CLK / PMODE.2
P0.7 / ACH7 / T1DIR / PMODE.3

P5.5 / BHE# / WRH#

P5.3 / RD#

P5.0 / ALE / ADV#

P5.1 / INST

P5.6 / READY

P5.4 / ONCE#

EXTINT

XTAL1

XTAL2

P6.6 / PWM0

P5.2 / WR# / WRL#

P5.7 / BUSWIDTH

P4.7 / AD15 / PBUS.15
P4.6 / AD14 / PBUS.14

P4.5 / AD13 / PBUS.13

P4.4 / AD12 / PBUS.12
P4.3 / AD11 / PBUS.11
P4.2 / AD10 / PBUS.10

P4.1 / AD9 / PBUS.9
P4.0 / AD8 / PBUS.8
P3.7 / AD7 / PBUS.7
P3.6 / AD6 / PBUS.6
P3.5 / AD5 / PBUS.5
P3.4 / AD4 / PBUS.4
P3.3 / AD3 / PBUS.3
P3.2 / AD2 / PBUS.2
P3.1 / AD1 / PBUS.1
P3.0 / AD0 / PBUS.0

RESET#

NMI

EA#

64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41

8XC196MH

View of component as
mounted on PC board

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

P6.5 / WG3

P6.4 / WG3#

P6.3 / WG2

P6.2 / WG2#

P6.1 / WG1

P6.0 / WG1#

P1.3 / RXD1

P1.2 / TXD1

P1.1 / RXD0

P1.0 / TXD0