Pin
number
Pin name
I/O assignment on mother
board
I/O assignment on legacy
daughterboard
I/O assignment on UCPD
daughterboard
34
PC5
USART_1_RX
-
-
35
PB0
MC_TIM_3_CH3(Encoder
index)
GPIO_SMART_CMDVCC
TYPE-C_1_FRSTX
36
PB1
MC_TIM_3_CH4(PFC_PWM)
-
TYPE-C_1_V_ADC_IN9
37
PB2
POT_ADC_IN10
-
-
38
PF6
FREE
-
-
39
PF7
FREE
-
-
40
PE7
FREE
-
-
41
PE8
FREE
-
-
42
PE9
FREE
-
-
43
PE10
FREE
-
-
44
PE11
FREE
-
-
45
PE12
FREE
-
-
46
PE13
FREE
-
-
47
PE14
FREE
-
-
48
PE15
FREE
-
-
49
PB10
MC_ADC_IN11 (CurrentC)
HDMI_CEC
TYPE-C_1_I_ADC_IN11
50
PB11
BOARD_DET_ADC_IN15
BOARD_DET_ADC_IN15
BOARD_DET_ADC_IN15
51
PB12
MC_TIM_1_BK (Emergency
STOP)
GPIO_SMART_OFF
TYPE-C_2_I_ADC_IN16
52
PB13
-
I2C2_SCL (HDMI_SINK)
GPIO_DISCHARGE_1
53
PB14
-
I2C2_SDA (HDMI_SINK)
GPIO_DISCHARGE_2
54
PB15
MC_IO_(Dissipative brake)
GPIO_SMART_3V or
GPIO_SMART_5V
TYPE-C_1_CC2
55
PA8
MC_TIM_1_CH1(UH)
-
TYPE-C_1_CC1
56
PA9
USART_BOOT_1_TX /
MC_TIM_1_CH2(VH)
-
TYPE-C_1_DBCC1
57
PC6
MC_TIM_3_CH1 (EncoderA)
IR_IN_TIM3_CH1
GPIO_DP2_HPD
58
PC7
GPIO_JOY_RIGHT
-
-
59
PD8
LED3
-
-
60
PD9
LED4
-
-
61
PD10
FREE
-
-
62
PD11
FREE
-
-
63
VSS_3
GND
-
-
64
VDDIO2
VDD
-
-
65
PD12
FDCAN1_RX
-
-
66
PD13
FDCAN1_TX
-
-
67
PD14
FDCAN2_RX
-
-
68
PD15
FDCAN2_TX
-
-
69
PA10
USART_BOOT_1_RX /
MC_TIM_1_CH3(WH)
-
TYPE-C_1_DBCC2
70
PA11 [PA9]
USART_1_CTS
-
USB_FS_N
UM2783
STM32G0C1E-EV I/O Assignment
UM2783
-
Rev 1
page 47/59