GigaDevice Semiconductor GD-Link Adapter, User Manual

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GD-Link Adapter User Guide
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LED LED status GD-Link working status
LED4 always bright power supply is normal
2.2. Connecting GD-Link adapter with target board
The Figure 2-2. Schematic diagram of GD-Link adapter and Table 2-2. Pin function of
GD-Link adapter shows the electrical connection relationship between GD-Link adapter and
SWD interface of the target board, according to the information, connect GD-Link adapter
with target board via DuPont lines or other connecting wires.
Note: It is recommended that the length of the DuPont lines not exceed 10cm.
Figure 2-2. Schematic diagram of GD-Link adapter
Table 2-2. Pin function of GD-Link adapter
GD-Link Target Board(SWD) Target Board(JTAG)
+3V3 +3V3 +3V3
GND GND GND
TMS/IO JTMS/SWDIO(PA13) JTMS/SWDIO(PA13)
TCK/CLK JTCK/SWCLK(PA14) JTCK/SWCLK(PA14)
TDO/SWO --- JTDO(PB3)
TDI --- JTDI(PA15)
TReset NRST NRST
3. Offline programming
3.1. Tool download
When using the GD-Link offline programming function, please download the latest version of
the PC tool GigaDevice GD-Link Programmer from the website
https://www.gd32mcu.com/cn/download/7?kw= and perform the following operations.
3.2. Update user code
Plug GD-Link adapter into PC USB connector, LED4 will turn on, which indicates that GD-