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3 Development Board Circuit
3.2 Download Module
DBUG408-1.0E
9(16)
2.
Set MODE as "011" to download the bitstream file to the external Flash.
Set MODE to "000" and power on again. The device will read the FPGA
configuration data from the Flash automatically.
The connection diagram of download and configuration is as shown in
Figure 3-1 Connection Diagram of FPGA Download and Configuration
FLASH_SPI_MISO
FLASH_SPI_MOSI
FLASH_SPI_CS_N
FLASH_SPI_CLK
JTAG_TCK
JTAG_TDO
JTAG_TDI
JTAG_TMS
JTAG
Interface
Configuration
FLASH
3.2.2
Pinout
Table 3-1 FPGA-GW2AR-LV18QN88P Download and Configuration Pinout
Signal Name
FPGA Pin No.
BANK
I/O Level
Description
F2_TCK
6
2
1.8V
JTAG Signal
F2_TDO
8
2
1.8V
JTAG Signal
F2_TDI
7
2
1.8V
JTAG Signal
F2_TMS
5
2
1.8V
JTAG Signal
MSPI_DO
62
3
3.3V
Configure
FLASH Signal
MSPI_DI
61
3
3.3V
Configure
FLASH Signal
MSPI_CS
60
3
3.3V
Configure
FLASH Signal
MSPI_CK
59
3
3.3V
Configure
FLASH Signal
Table 3-2 FPGA-GW1NSR-LV4CMG64P Download and Configuration Pinout
Signal Name
FPGA Pin No.
BANK
I/O Level
Description
F1_TCK
D3
0
3.3V
JTAG Signal
F1_TDO
E3
0
3.3V
JTAG Signal