NXP Semiconductors EVB912UF32, Руководство пользователя, Страница: 31 / 44

Support Information
Background Debug Header
User’s Manual EVB912UF32 Evaluation Board - Rev 1
MOTOROLA Support Information 25
Table 3-5Memory Stick Connector J19 Signal Descriptions
3.7
Background Debug Header
Background Debug Header Connector J3 is the EVB912UF32 connector for
using serial debug equipment. Figure 3-7 gives the pin assignments and
Table 3-6 gives the signal descriptions for this connector.
Figure 3-7J3 Background Debug Header Pin Assignments
Table 3-6J3 Background Debug Header Signal Descriptions
Pin(s) Signal Description
1,10 GND GROUND
2 MSBS Memory Stick Bus State —Input
3, 9 VCC +3.3 volt power
4 MSSDIO Memory Stick Data Input/Output — Serial data
5,7 NC No Connection
6 MSSINS Memory Stick Insert — Low if card is present
8 MSSCLK Memory Stick Clock — Input
J3
BKGD 1
• •
2 GND
NC 3
• •
4 RESET_B
NC 5
• •
6 P5V
Pin(s) Signal Description
1 BKGD Background Debug — Serial Data
2 GND GROUND
3,5 NC Not Connected
4 RESET_B Reset — Active low, bidirectional
6 P5V +5 volt power