ST STM32F102 series User Manual

General-purpose and alternate-function I/Os (GPIOs and AFIOs) RM0008
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7.3.7 USART Alternate function remapping
Refer to AF remap and debug I/O configuration register (AFIO_MAPR).
Table 28. Timer 1 alternate function remapping
Alternate functions
mapping
TIM1_REMAP[1:0] =
“00” (no remap)
TIM1_REMAP[1:0] =
“01” (partial remap)
TIM1_REMAP[1:0] =
“11” (full remap)
(1)
1. Remap available only for 100-pin and 144-pin packages.
TIM1_ETR PA12 PE7
TIM1_CH1 PA8 PE9
TIM1_CH2 PA9 PE11
TIM1_CH3 PA10 PE13
TIM1_CH4 PA11 PE14
TIM1_BKIN PB12
(2)
2. Remap not available on 36-pin package.
PA6 PE15
TIM1_CH1N PB13
(2)
PA7 PE8
TIM1_CH2N PB14
(2)
PB0 PE10
TIM1_CH3N PB15
(2)
PB1 PE12
Table 29. USART3 remapping
Alternate function
USART3_REMAP[1:0]
= “00” (no remap)
USART3_REMAP[1:0]
= “01” (partial remap)
(1)
1. Remap available only for 64-pin, 100-pin and 144-pin packages
USART3_REMAP[1:0]
= “11” (full remap)
(2)
2. Remap available only for 100-pin and 144-pin packages.
USART3_TX PB10 PC10 PD8
USART3_RX PB11 PC11 PD9
USART3_CK PB12 PC12 PD10
USART3_CTS PB13 PD11
USART3_RTS PB14 PD12
Table 30. USART2 remapping
Alternate functions USART2_REMAP = 0 USART2_REMAP = 1
(1)
1. Remap available only for 100-pin and 144-pin packages.
USART2_CTS PA0 PD3
USART2_RTS PA1 PD4
USART2_TX PA2 PD5
USART2_RX PA3 PD6
USART2_CK PA4 PD7

ST STM32F102 series Specifications

General

Brand	ST
Model	STM32F102 series
Category	Microcontrollers
Language	English