Table 5. Debug Connector Cn4 (Swd); Figure 9. Using St-Link/V2-1 To Program The Stm32 On An External Application - ST STM32 User Manual

UM1724 Hardware layout and configuration

Table 5. Debug connector CN4 (SWD)

Pin CN4 Designation
1 VDD_TARGET VDD from application
2 SWCLK SWD clock
3 GND ground
4 SWDIO SWD data input/output
5 NRST RESET of target STM32
6 SWO Reserved

Figure 9. Using ST-LINK/V2-1 to program the STM32 on an external application

CN2 jumpers OFF
CN4
SWD connector
MS34379V2
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