Section 3. pin description, 1 introduction, 2 16-pin connector j1 – Freescale Semiconductor M68HC08 User Manual

Page 15: Introduction, Pin connector j1, Table 3-1, Mon08 pin assignments

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Using the ASB520 MC68HC908QT2 Based Infrared Remote Control Reference PC Board

DRM045

MOTOROLA

Pin Description

15

Designer Reference Manual — DRM045

Section 3. Pin Description

3.1 Introduction

There is one connector resident on the control board, labeled J1. It is the
MON08 connector. The following subsection describes signals on connector
J1.

3.2 16-Pin Connector J1

Signals to and from the MON08 connector are grouped together on 16-pin
(2 x 8-pin) ribbon cable connector J1. Pin assignments for connector J1 are
shown in

Table 3-1

. In a production environment, J1 could be replaced by a

“bed of nails” test fixture to reduce PC board parts costs.

Table 3-1. MON08 Pin Assignments

Pin Number

Function

1, 3, 4, 5, 7, 9, 11,14, 16

No connect

2

GND

6

V

TST

(PTA2)

8

COM (PTA0)

10

MOD1 (PTA4)

12

MOD0 (PTA1)

13

OSC1 (PTA5)

15

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Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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