Hardware and layout
STM32F4DISCOVERY
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Doc ID 022256 Rev 2
4.2.1
Using ST-LINK/V2 to program/debug the STM32F4 on board
To program the STM32F4 on board, simply plug in the two jumpers on CN3, as shown in
in red, but do not use the CN2 connector as that could disturb communication with
the STM32F407VGT6 of the STM32F4DISCOVERY.
Figure 8.
STM32F4DISCOVERY connections image