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STM8S103F3P3TR Datasheet(PDF) 24 Page - STMicroelectronics |
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STM8S103F3P3TR Datasheet(HTML) 24 Page - STMicroelectronics |
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24 / 113 page  STM8S103Fx TSSOP20/SO20/UFQFPN20 pin description 5.2.3 Table 6: STM8S103Fx pin description Alternate function after remap [option bit] Default alternate function Main function (after reset) Output Input Type Pin name Pin no. PP OD Speed High sink (1) Ext. interr. wpu floating UFQFPN20 TSSOP/SO20 Timer 2 - channel Port D4 X X O3 HS X X X I/O PD4/ BEEP/ TIM2_ CH1/ UART1 _CK 18 1 1/BEEP output/ UART1 clock Analog input 5/ UART1 data transmit Port D5 X X O3 HS X X X I/O PD5/ AIN5/ UART1 _TX 19 2 Analog input 6/ UART1 data receive Port D6 X X O3 HS X X X I/O PD6/ AIN6/ UART1 _RX 20 3 Reset X I/O NRST 1 4 Resonator/ crystal in Port A1 X X O1 X X X I/O PA1/ OSCIN (2) 2 5 Resonator/ crystal out Port A2 X X O1 X X X I/O PA2/ OSCOUT 3 6 Digital ground S VSS 4 7 1.8 V regulator capacitor S VCAP 5 8 Digital power supply S VDD 6 9 SPI master/ slave select [AFR1] Timer 2 channel 3 Port A3 X X O3 HS X X X I/O PA3/ TIM2_ CH3 [SPI_ NSS] 7 10 Timer 1 - break input [AFR4] I 2 C data Port B5 T (3) O1 X X I/O PB5/ I 2 C_ SDA [TIM1_ BKIN] 8 11 ADC external trigger [AFR4] I 2 C clock Port B4 T (3) O1 X X I/O PB4/ I 2 C_ SCL 9 12 Top level interrupt [AFR3] Timer 1 - Timer 1 - channel 3 Port C3 X X O3 HS X X X I/O PC3/ TIM1_CH3 [TLI] [TIM1_ CH1N] 10 13 inverted channel 1 [AFR7] Timer 1 - inverted channel 2 [AFR7] Configurable clock output/Timer 1 Port C4 X X O3 HS X X X I/O PC4/ CLK_CCO/ TIM1_ CH4/AIN2/[TIM1_ CH2N] 11 14 - channel 4/Analog input 2 Timer 2 - channel 1 [AFR0] SPI clock Port C5 X X O3 HS X X X I/O PC5/ SPI_SCK [TIM2_ CH1] 12 15 Timer 1 - channel 1 [AFR0] SPI master out/slave in Port C6 X X O3 HS X X X I/O PC6/ SPI_MOSI [TIM1_ CH1] 13 16 Timer 1 - channel 2 [AFR0] SPI master in/ slave out Port C7 X X O3 HS X X X I/O PC7/ SPI_MISO [TIM1_ CH2] 14 17 SWIM data interface Port D1 X X O4 HS X X X I/O PD1/ SWIM 15 18 Timer 2 - channel 3 [AFR1] Analog input 3 Port D2 X X O3 HS X X X I/O PD2/AIN3/[TIM2_ CH3] 16 19 Analog input 4/ Timer 2 - Port D3 X X O3 HS X X X I/O PD3/ AIN4/ TIM2_ CH2/ ADC_ ETR 17 20 channel 2/ADC external trigger DocID15441 Rev 6 24/113 STM8S103K3 STM8S103F3 STM8S103F2 Pinout and pin description |
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