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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ST7FOXF1 датащи(PDF) 77 Page - STMicroelectronics |
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ST7FOXF1 датащи(HTML) 77 Page - STMicroelectronics |
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77 / 226 page  ST7FOXF1, ST7FOXK1, ST7FOXK2 I/O ports 77/226 9.6 Interrupts The external interrupt event generates an interrupt if the corresponding configuration is selected with DDR and OR registers and if the I bit in the CC register is cleared (RIM instruction). See application notes AN1045 software implementation of I2C bus master, and AN1048 - software LCD driver 9.7 Device-specific I/O port configuration The I/O port register configurations are summarized in Section 9.7.1: Standard ports and Section 9.7.2: Other ports. 9.7.1 Standard ports 9.7.2 Other ports Table 27. Description of interrupt events Interrupt Event Event flag Enable Control bit Exit from Wait Exit from Halt External interrupt on selected external event - DDRx ORx Yes Yes Table 28. PA5:0, PB7:0, PC7:4 and PC2:0 pins Mode DDR OR floating input 0 0 pull-up interrupt input 0 1 open drain output 1 0 push-pull output 1 1 Table 29. PA7:6 pins Mode DDR OR floating input 0 0 interrupt input 0 1 open drain output 1 0 push-pull output 1 1 |
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