NXP Semiconductors EVB912UF32, Руководство пользователя, Страница: 17 / 44

Configuration and Operation
Using The Board Connectors
User’s Manual EVB912UF32 Evaluation Board - Rev 1
MOTOROLA Configuration and Operation 11
2.3.3 USB Interface
The USB Device Module of the MC9S12UF32 connects directly to
a USB type B connector, J5. For details on the operation of the
USB interface, please refer to the MC9S12UF32 data sheet.
2.4 Using The Board Connectors
Table 2-4
lists the EVB912UF32 connectors, explaining their function, and
any special instructions for using the connector.
Table 2-4 EVB912UF32 Connectors
Connector Purpose Comments
J1 External Clock Connector for inputting a system clock from and external
source such as a waveform generator. Provides a standard
BNC connection. Input clock must be <= +5 volts.
J2 ATA5 Connector for standard 40 conductor ATA ribbon cable.
Shares signals with the top side CompactFlash connector.
J3 BDM Background debug connector, 6 pin version. Compatible with
the Multilink BDM produced by P&E Microcomputer Systems.
J4 Break Out Mainly USB, power control, configuration, and control signals
J5 USB Connector for USB 2.0 interface
J6 VDDR current
measurement
connector Jumper to enable in circuit measurement of the current
consumed by the processor from the VDDR source. Remove
the jumper and place an ammeter in line between the posts to
measure the current.
J7 SmartMedia Connector for plugging in SmartMedia compatible memory
cards.
J8 VDDX current
measurement
connector Jumper to enable in circuit measurement of the current
consumed by the processor from the VDDX source. Remove
the jumper and place an ammeter in line between the posts to
measure the current.
J9 Break Out Mainly CompactFlash and ATA5 signals.
J10 Break Out Mainly CompactFlash and ATA5 signals.
J11 CompactFlash
(top side) Connector for a standard Type II CompactFlash card. Shares
connections with the ATA connector.
J12 Break Out Mainly SmartMedia signal connections.