4Notes
DBUG353-1.06E
23(25)
4
Notes
Notes for using the development board:
1. Handle with care and pay attention to electrostatic protection.
2. When downloading bitstream files to internal flash or external flash, set
the MODE pin state to the correct configuration value, please refer to
UG290, Gowin FPGA Products Programming and Configuration User
Guide
3. 100 ohm terminating resistors are welded into the LVDS Port. As the
output port, the corresponding terminating resistors are removed in the
LVDS interface.
4. Input DC5V power supply via USB download interface or power socket.
Input via the power socket if the SW1 switch is pressed; input via the
USB download interface if the SW1 switch pops up.
5. The value of download speed configured in Project should be no less
than 5MHz, as shown in below.
Figure 4-1 Download Speed
6. VCCO of four FPGA Banks can select the voltage between 3.3V, 2.5V,
and 1.2V through J3 to J6 pins using jumpers. For GW1N-4
VCCO1 can be set as 3.3V and 2.5V using jumpers.
Содержание GW1N Series
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