AN2357 Freescale Semiconductor / Motorola, AN2357 Datasheet - Page 8

• Manufacturer Part Number: AN2357
• Description: Sine Voltage Powered 3-Phase Permanent Magnet Motor with Hall Sensor
• Manufacturer: Freescale Semiconductor / Motorola

AN2357/D
Hardware Design
Controller Board
8
Sine Voltage Powered 3-Phase Permanent Magnet Motor with Hall Sensor
The motor control system is designed to drive the 3-phase PM motor in a speed
closed loop using a MC68HC908MR8 microcontroller. The system
configuration is shown in
The controller board, shown in
10. Hardware configuration jumpers
1. Main board switches
2. Emulator / MC68HC908MR32 socket enabling conection of a
3. dc-bus over-current and over-voltage detection
4. Speed potentiometer
5. Hall sensor connector
6. Power indicator
7. Board switches
8. Connector to power stage
9. User light-emitting diode (LED)
Freescale Semiconductor, Inc.
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For More Information On This Product,
MC68HC908MR32 controller board with MR8 daughter board
Power stage
3-phase PM motor with one Hall sensor
MC68HC908MR8 daughter board
U1
Go to: www.freescale.com
U3
J2
U1 – 68HC908M R32 M C Board
U2 – AC / BLDC Power Stage
U3 – 68HC908M R8 Daughter Board
M 1 – 3 phase PM M otor
Figure 6. Hardware System Configuration
Hall sensor cable
J5
Figure
40w flat
ribbon
cable
Figure
6. The system configuration consists of:
7, has the following elements:
U2
M 1
12V DC
MOTOROLA