EFM32G Data Sheet
Pin Definitions
LQFP100 Pin#
and Name
Pin Alternate Functionality / Description
Pin # Pin Name
Analog
EBI
Timers
Communication
Other
ADC0_CH
7
53
54
55
PD7
PD8
PC6
LETIM0_OUT1 #0
I2C0_SCL #1
CMU_CLK1 #1
ACMP0_C
H6
LEU1_TX #0
I2C0_SDA #2
ACMP0_C
H7
LEU1_RX #0
I2C0_SCL #2
56
PC7
VDD_DRE
G
57
58
59
Power supply for on-chip voltage regulator.
Ground.
VSS
DECOU-
PLE
Decouple output for on-chip voltage regulator. An external capacitance of size CDECOUPLE is required at this pin.
60
61
62
63
PE0
PE1
PE2
PE3
PCNT0_S0IN #1
PCNT0_S1IN #1
U0_TX #1
U0_RX #1
ACMP0_O #1
ACMP1_O #1
LCD_COM
0
64
65
66
67
68
69
70
71
72
PE4
PE5
US0_CS #1
US0_CLK #1
US0_RX #1
US0_TX #1
US0_CS #2
US0_CLK #2
US0_RX #2
US0_TX #2
LCD_COM
1
LCD_COM
2
PE6
LCD_COM
3
PE7
ACMP1_C
H0
PC8
TIM2_CC0 #2
TIM2_CC1 #2
TIM2_CC2 #2
ACMP1_C
H1
PC9
ACMP1_C
H2
PC10
PC11
PC12
ACMP1_C
H3
ACMP1_C
H4
CMU_CLK0 #1
TIM0_CDTI0 #1/3
TIM1_CC0 #0
PCNT0_S0IN #0
ACMP1_C
H5
73
74
PC13
PC14
TIM0_CDTI1 #1/3
TIM1_CC1 #0
PCNT0_S1IN #0
ACMP1_C
H6
U0_TX #3
U0_RX #3
ACMP1_C
H7
TIM0_CDTI2 #1/3
TIM1_CC2 #0
75
76
PC15
PF0
DBG_SWO #1
LETIM0_OUT0 #2
DBG_SWCLK #0/1
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