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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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M38049FEHKP 数据表(PDF) 143 Page - Renesas Technology Corp |
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M38049FEHKP 数据表(HTML) 143 Page - Renesas Technology Corp |
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143 / 387 page  2-19 APPLICATION 2.2 Interrupt Rev.1.00 Jan 14, 2005 REJ09B0212-0100Z 3804 Group (Spec.H) 2.2.6 INT interrupt The INT interrupt requests is generated when the microcomputer detects a level change of each INT pin (INT0–INT4). (1) Active edge selection INT0–INT4 can be selected from either a falling edge or rising edge detection as an active edge by the interrupt edge selection register. In the “0” state, the falling edge of the corresponding pin is detected. In the “1” state, the rising edge of the corresponding pin is detected. (2) INT0, INT2, INT4 interrupt source selection When using the following interrupt source, select which of the interrupt source by the interrupt source selection register (address 003916). (Set these bits to “0” when using INT.) •INT0 or timer Z (bit 0) •INT4 or CNTR2 (bit 4) •INT2 or I2C (bit 5) |
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