EFM32WG840F128 Energy Micro, EFM32WG840F128 Datasheet - Page 49

• Manufacturer Part Number: EFM32WG840F128
• Description: ARM Microcontrollers - MCU 128kb flash 32kb RAM
• Manufacturer: Energy Micro

Specifications of EFM32WG840F128

• Rohs: yes
• Core: ARM Cortex M4F
• Processor Series: EFM32WG840
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 48 MHz
• Program Memory Size: 128 KB
• Data Ram Size: 32 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.85 V to 3.8 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: QFN-64
• Mounting Style: SMD/SMT

4.2 Alternate functionality pinout
2012-09-11 - EFM32WG840FXX - d0195_Rev1.00
A wide selection of alternate functionality is available for multiplexing to various pins. This is shown in
Table 4.2 (p. 49) . The table shows the name of the alternate functionality in the first column, followed
by columns showing the possible LOCATION bitfield settings.
Note
Table 4.2. Alternate functionality overview
Alternate
Functionality
ACMP0_CH4
ACMP0_CH5
ACMP0_CH6
ACMP0_CH7
ACMP0_O
ACMP1_CH4
ACMP1_CH5
ACMP1_CH6
ACMP1_CH7
ACMP1_O
ADC0_CH0
ADC0_CH1
ADC0_CH2
54
55
56
57
58
59
60
61
62
63
64
QFN64 Pin#
and Name
Pin Name
IOVDD_5
Some functionality, such as analog interfaces, do not have alternate settings or a LOCA-
TION bitfield. In these cases, the pinout is shown in the column corresponding to LOCA-
TION 0.
PE10
PE11
PE12
PE13
PE14
PE15
PA15
PE8
PE9
PF5
PC4
PC5
PC6
PC7
PE13
PC12
PC13
PC14
PC15
PF2
PD0
PD1
PD2
0
Digital IO power supply 5.
1
LCD_SEG10
LCD_SEG11
LCD_SEG12
LCD_SEG3
LCD_SEG4
LCD_SEG5
LCD_SEG6
LCD_SEG7
LCD_SEG8
LCD_SEG9
Analog
PD6
PD7
Preliminary
2
LOCATION
3
Pin Alternate Functionality / Description
4
TIM0_CDTI2 #2/5
PCNT2_S0IN #1
PCNT2_S1IN #1
TIM1_CC0 #1
TIM1_CC1 #1
TIM1_CC2 #1
TIM3_CC0 #0
TIM3_CC1 #0
TIM3_CC2 #0
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Timers
49
5
6
Analog comparator ACMP0, channel 4.
Analog comparator ACMP0, channel 5.
Analog comparator ACMP0, channel 6.
Analog comparator ACMP0, channel 7.
Analog comparator ACMP0, digital output.
Analog comparator ACMP1, channel 4.
Analog comparator ACMP1, channel 5.
Analog comparator ACMP1, channel 6.
Analog comparator ACMP1, channel 7.
Analog comparator ACMP1, digital output.
Analog to digital converter ADC0, input channel number 0.
Analog to digital converter ADC0, input channel number 1.
Analog to digital converter ADC0, input channel number 2.
Communication
I2C0_SDA #6
I2C0_SCL #6
US0_CLK #0
LEU0_TX #2
LEU0_RX #2
US0_RX #0
US0_RX #3
US0_CS #0
US0_TX #0
US0_TX #3
Description
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BOOTLOADER_TX
BOOTLOADER_RX
LES_ALTEX5 #0
LES_ALTEX6 #0
LES_ALTEX7 #0
GPIO_EM4WU5
CMU_CLK1 #2
ACMP0_O #0
PRS_CH2 #1
PRS_CH3 #1
Other