User's Manual

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STMicroelectronics Confidential Rev 0.1 11/22
DRAFT
2.5.2 SWD Connector and external peripherals
A custom 10 pin (1.27 mm pitch) connector is soldered. It can be used:
- to program on-board microcontroller through a dedicated adapter connected to
programmer tool (like ST-Link) (Figure 7)
- as an expansion connector to allow user to access to other board features as
described in Table1
Figure 7: SWD Connector
Table1 Expansion Connector GPIO Description
Expansion Connector GPIO Description
Exp. Pin J500
Port/Pin
Default func.
Expansion PIN
PWM
USART
ADC
8
A2
Push Button
1
TIM2CH3
USART2_TX
ADC_CH2
3
B0
User LED
2
TIM3CH3
ADC_CH8
6
A3
-
3
TIM2CH4
USART2_RX
ADC_CH3
TP512
B12
-
4
TIM10CH1
ADC_CH18