ST-Link/V2 JTAG/SWD接口是如何定義的?
下面為ST-Link/V2 JTAG/SWD接口定義:
仿真器端口 |
連接目標板 |
功能 |
1. TVCC |
MCU電源VCC |
連接STM32目標板的電源VCC |
2. TVCC |
MCU電源VCC |
連接STM32目標板的電源VCC |
3. TRST |
GND |
GROUND |
4. UART-RX |
GND |
GROUND |
5. TDI |
TDI |
連接STM32的JTAG TDI |
6. UART-TX |
GND |
GROUND |
7. TMS, SWIO |
TMS, SWIO |
連接STM32的JTAG的TMS, SWD的SW IO |
8. BOOT0 |
GND |
GROUND |
9. TCK, SWCLK |
TCK, SWCLK |
連接STM32的JTAG的TCK, SWD的SW CLK |
10. SWIM |
GND |
GROUND |
11. NC |
NC |
Unused |
12. GND |
GND |
GROUND |
13. TDO |
TDO |
連接STM32的JTAG TDO |
14. SWIM-RST |
GND |
GROUND |
15. STM32-RESET |
RESET |
連接STM32目標板的RESET端口 |
16. KEY |
NC |
GROUND |
17. NC |
NC |
Unused |
18. GND |
GND |
GROUND |
19. VDD |
NC |
VDD (3.3V) |
20. GND |
GND |
GROUND |
下面是ST-Link/V2 JTAG/SWD標准的接口排列:
ST-Link/V2 JTAG/SWD指定的標准接口 |