EFM32WG332 Datasheet, PDF (61/76 Pages) Silicon Laboratories – Operation from backup battery when main power drains out

...the world's most energy friendly microcontrollers
Alternate
Functionality
0
1
USB_DP
PF11
USB_ID
PF12
USB_VBUS
USB_VBUS
USB_VBUSEN PF5
USB_VREGI
USB_VREGI
USB_VREGO
USB_VREGO
LOCATION
2
3
4
5
6
Description
USB D+ pin.
USB ID pin. Used in OTG mode.
USB 5 V VBUS input.
USB 5 V VBUS enable.
USB Input to internal 3.3 V regulator
USB Decoupling for internal 3.3 V USB regulator and reg-
ulator output
4.3 GPIO Pinout Overview
The specific GPIO pins available in EFM32WG332 is shown in Table 4.3 (p. 61) . Each GPIO port is
organized as 16-bit ports indicated by letters A through F, and the individual pin on this port in indicated
by a number from 15 down to 0.
Table 4.3. GPIO Pinout
Port
Port A
Port B
Port C
Port D
Port E
Port F
Pin Pin Pin Pin Pin Pin Pin Pin Pin Pin Pin Pin Pin Pin Pin Pin
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
0
-
-
-
-
- PA10 PA9 PA8
-
-
PA5 PA4 PA3 PA2 PA1 PA0
- PB14 PB13 - PB11 -
-
PB8 PB7
-
-
-
-
-
-
-
-
-
-
- PC11 PC10 PC9 PC8 PC7 PC6 PC5 PC4 PC3 PC2 PC1 PC0
-
-
-
-
-
-
-
PD8 PD7 PD6 PD5 PD4 PD3 PD2 PD1 PD0
PE15 PE14 PE13 PE12 PE11 PE10 PE9 PE8
-
-
-
-
-
-
-
-
-
-
-
PF12 PF11 PF10
-
-
-
-
PF5
-
-
PF2 PF1 PF0
4.4 Opamp Pinout Overview
The specific opamp terminals available in EFM32WG332 is shown in Figure 4.2 (p. 61) .
Figure 4.2. Opamp Pinout
PC4
+ ^OUT0ALT
OPA0 _OUT0
PC5
-
PD4
+
PD3
OPA2 _OUT2
-
PD6
+ OUT1ALT
OPA1 _OUT1
PD7
-
PB1 1
PB1 2
PC0
PC1
PC2
PC3
PC1 2
PC1 3
PC1 4
PC1 5
PD0
PD1
PD5
2014-06-13 - EFM32WG332FXX - d0191_Rev1.40
61
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