2 Development Board Introduction
2.6 Development Board Specification
DBUG361-1.2E
9(30)
2.6
Development Board Specification
Table 2-1 Development Board Specification
No.
Item
Functional Description
Technical Condition
Remarks
1
FPGA
Core chip
–
–
2
Download
Support an USB
interface; Support
JTAG, AUTOBOOT
USB to JTAG chip integrated on board
–
3
Power
Supply
3.3 V, 2.5V and 1.2 V
output via LDO circuit
Input power: 5V
Provide power for FPGA, download
circuit and other circuits via 5V
–3.3 V
circuit;
Provide power for FPGA via 5V to 2.5V
circuit;
Provide power for FPGA via 5 V
–1.2 V
circuit.
–
4
Slide
Switches
Available for testing
4
–
5
Key
Switches
Available for testing
4
–
6
Reset button Reset for FPGA
1
–
7
LED
Test indicator, DONE
indicator, Power
indicator
Four Test indicators, green
One DONE indicator, green
One Power indicator, green
–
8
Crystal
Oscillator
Provide 50MHz clock
for FPGA
Package5032
–
9
Memory
Provides abundant
Flash and PSRAM for
design
1Mbit embedded Flash
64Mbit embedded PSRAM
–
10
GPIO
I/O, convenient for user
extension and test
36
–
11
MIPI/LVDS
MIPI/LVDS
, used for
testing
10 pairs of input, 10 pairs of output
–
12
Protection
USB interface: ESD
protection;
Power interface:
Inverse current and
over current protection
USB interface ESD protection: ±15kV
non-contact discharge, ± 8kV contact
discharge;
Schottky diode is connected between
positive and negative anodes of power
interface;
2A self-recovery fuses are connected
at power inlet
–
13
Voltage
–
Input Voltage: 5V
–
14
Humidity
–
95%
–
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