Chapter 3
Interrupts
III - 38 External Interrupts
Both Edges Interrupt Control Register (EDGDT)
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When EDGSELn is “0”, rising edge or falling edge is selected with IRQnICR.REDGn.
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bp76543210
Bit name - EDGSEL6 EDGSEL5 EDGSEL4 EDGSEL3 EDGSEL2 EDGSEL1 EDGSEL0
At reset00000000
Access R R/WR/WR/WR/WR/WR/WR/W
bp Bit name Description
7 - Always read as "0".
6 EDGSEL6
IRQ6 trigger selection
0: Rising edge or falling edge
1: Both edges (Rising and falling edges)
5 EDGSEL5
IRQ5 trigger selection
0: Rising edge or falling edge
1: Both edges (Rising and falling edges)
4 EDGSEL4
IRQ4 trigger selection
0: Rising edge or falling edge
1: Both edges (Rising and falling edges)
3 EDGSEL3
IRQ3 trigger selection
0: Rising edge or falling edge
1: Both edges (Rising and falling edges)
2 EDGSEL2
IRQ2 trigger selection
0: Rising edge or falling edge
1: Both edges (Rising and falling edges)
1 EDGSEL1
IRQ1 trigger selection
0: Rising edge or falling edge
1: Both edges (Rising and falling edges)
0 EDGSEL0
IRQ0 trigger selection
0: Rising edge or falling edge
1: Both edges (Rising and falling edges)