6. Target Board
The C8051F31x Development Kit includes a target board with a C8051F310 device pre-installed for evaluation and
preliminary software development. Numerous input/output (I/O) connections are provided to facilitate prototyping
using the target board. Refer to Figure 2 for the locations of the various I/O connectors.
P1
Power connector (accepts input from 7 to 15 VDC unregulated power adapter)
J1
34-pin Expansion I/O connector
J3
Port I/O Configuration Jumper Block
J4
DEBUG connector for Serial Adapter interface
J5
DB-9 connector for UART0 RS232 interface
J6
Analog I/O terminal block
J7
Low pass filter connector
J8
Serial Adapter target board power connector
J9, J10
External crystal enable connectors
Pin 1
Pin 2
J1
P3.3
J9
J10
J7
J6
Pin 1
Prototyping Area I/O Connection Points
Figure 2. C8051F310 Target Board
Rev. 0.4
RESET P0.7
J5
Pin 2
J3
Pin 1
C8051
F31X
J4
J8
P1
PWR
AN179
Pin 1
5
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