2 Development Board Description
2.3 PCB Components
DBUG398-1.1E
5(25)
2.3
PCB Components
Figure 2-3 PCB Components
Slide
Switch*4
LVDS
LED*4
SMA External
Clock Source
LVDS
Key*4
36 PIN
GPIO Pin
FPGA MODE Selection*2
Power Switch
Power
Socket
3.3V
Power
1.2V
Power
2.5V
Power
USB-to-
JTAG Chip
USB
Interface
BANK Power
Selection*4
Serial
FLASH
36 PIN
GPIO Pin
Reset Key
2.4
System Architecture
Figure 2-4 System Architecture
MODE
LED
Switch
Crystal
Oscillator
JTAG
External
Clock
DONE
Light
40PIN GPIO
Header
40PIN GPIO
Header
FLASH
Configurat-
ion
X36
X36
Reset
X2
X4
X10
X10
X1
X1
X1
X4
X4
X4
X4
Key
20PIN
LVDS
Header
20PIN
LVDS
Header
X1