STMicroelectronics STM32L151CB Manual page 44

Ultra-low-power 32-bit mcu arm-based cortex-m3, 128kb flash, 16kb sram, 4kb eeprom, lcd, usb, adc, dac
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AFIO0
AFIO1
Port name
SYSTEM
TIM2
PD0
-
-
PD1
-
-
PD2
-
-
TIM3_ETR
PD3
-
-
PD4
-
-
PD5
-
-
PD6
-
-
PD7
-
-
PD8
-
-
PD9
-
-
PD10
-
-
PD11
-
-
PD12
-
-
TIM4_CH1
PD13
-
-
TIM4_CH2
PD14
-
-
TIM4_CH3
PD15
-
-
TIM4_CH4
PE0
-
-
TIM4_ETR TIM10_CH1
Table 9. Alternate function input/output (continued)
AFIO2
AFIO3
AFIO4
AFIO5
TIM3/4
TIM9/10/11
I2C1/2
SPI1/2
-
TIM9_CH1
-
SPI2_NSS
-
-
-
SPI2_SCK
-
-
-
-
-
SPI2_MISO
-
-
-
SPI2_MOSI
-
-
-
-
-
-
-
TIM9_CH2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Digital alternate function number
AFI
AFI
AFOI6
AFIO7
O8
O9
Alternate function
USART
N/A
N/A
N/A
1/2/3
-
-
-
-
-
-
-
-
-
-
-
-
-
USART2_
-
-
-
CTS
USART2_
-
-
-
RTS
USART2_
-
-
-
-
TX
USART2_
-
-
-
-
RX
USART2_
-
-
-
-
CK
USART3_
-
-
-
-
TX
USART3_
-
-
-
-
RX
USART3_
-
-
-
-
CK
USART3_
-
-
-
-
CTS
USART3_
-
-
-
-
RTS
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
AFIO
AFIO
AFIO10
AFIO11
AFIO14
12
13
USB
LCD
N/A
N/A
RI
-
-
-
-
TIMx_IC1 EVENTOUT
-
-
-
-
TIMx_IC2 EVENTOUT
COM7 /
-
SEG31 /
-
-
TIMx_IC3 EVENTOUT
SEG43
-
-
-
-
TIMx_IC4 EVENTOUT
-
-
-
-
TIMx_IC1 EVENTOUT
-
-
-
-
TIMx_IC2 EVENTOUT
-
-
-
-
TIMx_IC3 EVENTOUT
-
-
-
-
TIMx_IC4 EVENTOUT
-
-
-
-
TIMx_IC1 EVENTOUT
-
-
-
-
TIMx_IC2 EVENTOUT
-
-
-
-
TIMx_IC3 EVENTOUT
-
-
-
-
TIMx_IC4 EVENTOUT
-
-
-
-
TIMx_IC1 EVENTOUT
-
-
-
-
TIMx_IC2 EVENTOUT
-
-
-
-
TIMx_IC3 EVENTOUT
-
-
-
-
TIMx_IC4 EVENTOUT
-
-
-
-
TIMx_IC1 EVENTOUT
AFIO15
SYSTEM

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