Hardware layout and configuration UM1724
46/68 UM1724 Rev 14
Warning: PWM is not supported by D10 on STM32L053 since the timer is not
available on PB6.
Table 18. ARDUINO
®
connectors on NUCLEO-L010RB and NUCLEO-L073RZ
Connector Pin Pin name STM32 pin Function
Left connectors
CN6 power
1NC - -
2 IOREF - 3.3V Ref
3 RESET NRST RESET
4 +3.3V - 3.3V input/output
5 +5V - 5V output
6 GND - ground
7 GND - ground
8 VIN - Power input
CN8
analog
1 A0 PA0 ADC_IN0
2 A1 PA1 ADC_IN1
3 A2 PA4 ADC_IN4
4 A3 PB0 ADC_IN8
5 A4 PC1 or PB9
(1)
ADC_IN11 (PC1) or I2C1_SDA (PB9)
6 A5 PC0 or PB8
(1)
ADC_IN10 (PC0) or I2C1_SCL (PB8)
Right connectors
CN5 digital
10 D15 PB8 I2C1_SCL
9 D14 PB9 I2C1_SDA
8 AREF - AVDD
7 GND - ground
6 D13 PA5 SPI1_SCK
5 D12 PA6 SPI1_MISO
4 D11 PA7 TIM22_CH2 or SPI1_MOSI
3 D10 PB6 SPI1_CS
2 D9 PC7 TIM3_CH2
1D8 PA9 -
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