EFM32G222 Datasheet, PDF (52/68 Pages) Silicon Laboratories – Wake-up Interrupt Controller

Alternate
Functionality
US0_CS
US0_RX
0
PE13
PE11
US0_TX
US1_CLK
US1_CS
US1_RX
PE10
PB7
PB8
PC1
US1_TX
PC0
LOCATION
1
2
PC8
PC10
PC11
...the world's most energy friendly microcontrollers
3
Description
USART0 chip select input / output.
USART0 Asynchronous Receive.
USART0 Synchronous mode Master Input / Slave Output (MISO).
USART0 Asynchronous Transmit.Also used as receive input in half duplex
communication.
USART0 Synchronous mode Master Output / Slave Input (MOSI).
USART1 clock input / output.
USART1 chip select input / output.
USART1 Asynchronous Receive.
USART1 Synchronous mode Master Input / Slave Output (MISO).
USART1 Asynchronous Transmit.Also used as receive input in half duplex
communication.
USART1 Synchronous mode Master Output / Slave Input (MOSI).
4.3 GPIO Pinout Overview
The specific GPIO pins available in EFM32G222 is shown in Table 4.3 (p. 52) . Each GPIO port is
organized as 16-bit ports indicated by letters A through F, and the individual pin on this port is 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
-
-
-
-
-
PA2 PA1 PA0
- PB14 PB13 - PB11 -
-
PB8 PB7
-
-
-
-
-
-
-
PC15 PC14 PC13 - PC11 PC10 PC9 PC8
-
-
-
PC4 PC3 PC2 PC1 PC0
-
-
-
-
-
-
-
-
PD7 PD6 PD5 PD4
-
-
-
-
-
- PE13 PE12 PE11 PE10 -
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PF5 PF4 PF3 PF2 PF1 PF0
2015-05-22 - EFM32G222FXX - d0033_Rev1.90
52
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