Microchip Technology SAM B11ZR Xplained Pro User Manual page 13

EXT1 pin SAM B11ZR
pin
3 [ADC(+)] GPIO_MS1
4 [ADC(-)] GPIO_MS2
5 [GPIO1] LP_GPIO_5
6 [GPIO2] LP_GPIO_4
7 [PWM(+)] LP_GPIO_17
8 [PWM(-)] LP_GPIO_18
9 [IRQ/GPIO] AO_GPIO_0
10 [SPI_SS_B/GPIO] AO_GPIO_2
11 [TWI_SDA] LP_GPIO_8* /
AO_GPIO_1
12 [TWI_SCL] LP_GPIO_9
13 [USART_RX] LP_GPIO_2
14 [USART_TX] LP_GPIO_3
15 [SPI_SS_A] LP_GPIO_12
16 [SPI_MOSI] LP_GPIO_11
17 [SPI_MISO] LP_GPIO_13
18 [SPI_SCK] LP_GPIO_10
19 [GND] -
20 [VCC] -
Table 4-2. Extension Header EXT3
EXT3 pin SAM B11ZR
pin
1 [ID] -
2 [GND] -
3 [ADC(+)] GPIO_MS3
4 [ADC(-)] GPIO_MS4
5 [GPIO1] LP_GPIO_5
6 [GPIO2] LP_GPIO_4
7 [PWM(+)] -
8 [PWM(-)] -
9 [IRQ/GPIO] AO_GPIO_1
©
2017 Microchip Technology Inc.
Function
ADC
ADC
GPIO/UART1_RTS
GPIO/UART1_CTS
GPIO/SPI1_SCK
GPIO/SPI1_MISO
IRQ/GPIO
GPIO
I²C SDA
I²C SCL
UART1 RXD
UART1 TXD
SPI_SSN
SPI MOSI
SPI MISO
SPI SCK
-
-
Function
-
-
ADC
ADC
GPIO/UART1_RTS
GPIO/UART1_CTS
-
-
IRQ/GPIO
User Guide
ATSAMB11ZR
Shared functionality
EXT3
EXT3
EDBG GPIO,EXT3
EDBG GPIO,EXT3
USER BUTTON
Temperature Sensor, EXT3
EDBG I²C, Temperature Sensor
EDBG I²C, Temperature Sensor
EDBG UART
EDBG UART
EDBG SPI
EDBG SPI
EDBG SPI
EDBG SPI
Ground
Power for extension board
Shared functionality
Communication line to the ID
chip on an extension board
Ground
EXT1
EXT1
DS70005334A-page 13