Jack Connector J2 Signal Descriptions - Motorola M68HC08 Manual

Hardware Design
5.1.1 Power Input Connectors J4 and J2
5.1.2 Motor Output Connector
Designer Reference Manual
34
Freescale Semiconductor, Inc.
The power input connector, labelled J4, is located on the front edge of
the board. It will accept dc voltages from 36 to 56 Volts. It is extremely
important to connect the power supply in correct polarity as described in
Table 5-1. Connector J4 Signal
For demo purposes, the power supply jack connector J2 is added.
Table 5-1. Connector J4 Signal Descriptions
Pin No. Signal Name
1 GND
2 +48VDC
Table 5-2. Jack Connector J2 Signal Descriptions
Pin No. Signal Name
1 (centre) +48VDC
2 GND
3 GND
Power outputs to the motor are located on connector J5. Phase outputs
are labelled Phase_A, Phase_B, and Phase_C. Pin assignments are
described in Table 5-3. Connector J5 Signal
Table 5-3. Connector J5 Signal Descriptions
Pin No. Signal Name
1 Phase_A
Hardware Design
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Descriptions.
Power supply ground
Power Supply positive rail 48V
Power Supply positive rail 48V
Power supply ground
Power supply ground
Descriptions.
Description
Phase_A supplies power to motor phase A.
Description
DC
Description
DC
DRM046 — Rev 0
MOTOROLA