LPUART1_RX: 0
LPUART1_TX: 1
SPI3_RX: 2
SPI3_TX: 3
I2C3_RX: 4
I2C3_TX: 5
I2C3_EVC: 6
ADC4: 7
DAC1_CH1: 8
DAC1_CH2: 9
ADF1_FLT0: 10
LPTIM1_IC1: 11
LPTIM1_IC2: 12
LPTIM1_UE: 13
LPTIM3_IC1: 14
LPTIM3_IC2: 15
LPTIM3_UE: 16