beautypg.com

Controller board, Figure 6-4 – Motorola M68HC08 User Manual

Page 117

background image

User Guide

Application Hardware and Software Configuration

DRM028 — Rev 0

Designer Reference Manual

MOTOROLA

User Guide

117

Figure 6-4. Controller Board

6.4.1.5 EVM Board Settings

EVM board settings are the same for all hardware platforms.

CAUTION:

Remember, the MMDS MCU clock must be set to 4 MHz. Change the
crystal oscillator, or set oscillator W1 to MMDS, and set for 4 MHz in the
debugger!

6.4.2 Software Setup

In order to run the sensorless BLDC application the following software is
needed:

Metrowerks compiler for HC08 — installed on your PC computer

Sensorless BLDC application HC08 software files (located in
bldc_zerocros08MR32 directory)

indication
LEDs

to power
stage board

START/STOP
switch

SPEED
potentiometer

connect
JP13!

PC Master S/W
RS232

to evaluation
board

F

re

e

sc

a

le

S

e

m

ic

o

n

d

u

c

to

r,

I

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

n

c

.

..