Motorola M68HC08 Reference Manual page 19

2.3.2 Hardware and Drive Specifications
2.3.2.1 High-Voltage Hardware Set Specification
DRM028 — Rev 0
MOTOROLA
Freescale Semiconductor, Inc.
Table 2-1. Software Specifications
Minimal BLDC
Motor
Commutation 520 s (with default software setting and COEF_HLFCMT =
Period (with PC
Master Software
Control)
Software is prepared to run on three optional board and
Targeted
Hardware
Configuration to one of the three required hardware sets is
Software
Configuration
and Parameters
Where software is configuration for different customer
Setting
PWM frequency 15.626 kHz with default software setting,
The other system specifications are determined by hardware boards and
motor characteristics. The boards and their connections are shown in
Section 4. Hardware
Hardware Configuration. The hardware set specifications are
discussed in the following subsections.
This hardware set is dedicated for medium power (phase current <
2.93 A) and main voltage. The specifications for a high-voltage hardware
System Description
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0.450)
motor hardware sets:
• High-voltage hardware set at variable line voltage
115–230 Vac
(software customizing file const_cust_hv.h)
• Low-voltage evaluation motor hardware set
(software customizing file const_cust_evmm.h)
• Low-voltage hardware set (software customizing file
const_cust_lv.h)
provided by inclusion of dedicated software customizing
files. The software pack contains the files const_cust_hv.h,
const_cust_lv.h, and const_cust_evm.h with predefined
parameter settings for running on one of the optional board
and motor hardware sets. The required hardware must be
selected in code_fun.c file by one of these files #include.
motors, the software configuration for any motor is
provided in the dedicated customizing file, according to the
hardware board used.
possibly changeable in const.h file
Design. and Section 6. User
System Description
System Specification
Guide, 6.4.1
Designer Reference Manual
19