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ST STM32 NUCLEO-F401RE User Manual

ST STM32 NUCLEO-F401RE
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UM1724 Rev 14 19/68
UM1724 Hardware layout and configuration
67
Figure 9. Using ST-LINK/V2-1 to program the STM32 on an external application
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
MS34379V2
CN2 jumpers OFF
CN4
SWD connector

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ST STM32 NUCLEO-F401RE Specifications

General IconGeneral
MicrocontrollerSTM32F401RE
CoreARM Cortex-M4
Operating Voltage3.3V
Input Voltage7-12V
Clock Speed84 MHz
Flash Memory512 KB
SRAM96 KB
Digital I/O Pins50
Analog Output Pins0
Communication InterfacesUSART, SPI, I2C
On-board DebuggingST-LINK/V2-1
Dimensions69 mm x 53 mm
USBUSB 2.0 FS
ConnectorsArduino Uno V3, ST Morpho

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