EFM32G Data Sheet
Pin Definitions
TQFP64 Pin# and
Name
Pin Alternate Functionality / Description
Pin #
38
Pin Name
Analog
Timers
Communication
Other
PC7
ACMP0_CH7
LEU1_RX #0 I2C0_SCL #2
39
VDD_DREG Power supply for on-chip voltage regulator.
Decouple output for on-chip voltage regulator. An external capacitance of size CDECOUPLE is required at this
pin.
40
DECOUPLE
41
42
43
44
45
PE4
PE5
PE6
PE7
PC12
LCD_COM0
LCD_COM1
LCD_COM2
LCD_COM3
ACMP1_CH4
US0_CS #1
US0_CLK #1
US0_RX #1
US0_TX #1
CMU_CLK0 #1
DBG_SWO #1
TIM0_CDTI0 #1/3 TIM1_CC0
#0 PCNT0_S0IN #0
46
47
48
PC13
PC14
PC15
ACMP1_CH5
ACMP1_CH6
ACMP1_CH7
TIM0_CDTI1 #1/3 TIM1_CC1
#0 PCNT0_S1IN #0
TIM0_CDTI2 #1/3 TIM1_CC2
#0
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
PF0
PF1
LETIM0_OUT0 #2
LETIM0_OUT1 #2
DBG_SWCLK #0/1
DBG_SWDIO #0/1
PF2
LCD_SEG0
LCD_SEG1
LCD_SEG2
LCD_SEG3
ACMP1_O #0 DBG_SWO #0
PF3
TIM0_CDTI0 #2
TIM0_CDTI1 #2
TIM0_CDTI2 #2
PF4
PF5
IOVDD_5
VSS
Digital IO power supply 5.
Ground.
PE8
LCD_SEG4
LCD_SEG5
LCD_SEG6
LCD_SEG7
LCD_SEG8
LCD_SEG9
LCD_SEG10
LCD_SEG11
PCNT2_S0IN #1
PE9
PCNT2_S1IN #1
TIM1_CC0 #1
TIM1_CC1 #1
TIM1_CC2 #1
PE10
PE11
PE12
PE13
PE14
PE15
US0_TX #0
US0_RX #0
US0_CLK #0
US0_CS #0
LEU0_TX #2
LEU0_RX #2
BOOT_TX
BOOT_RX
ACMP0_O #0
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