Interrupts

More documents

Recommendations

Info

EICRA INT3 - 0 • External Interrupt Control Register A 1/4/2010 INT3 Control INT2 Control INT1 Control INT0 Control If initialized for low-level triggering, the pin must be held low for a minimum of 50 ns AND until the most recent instruction is completed. 8
EICRA INT3 - 0 1/4/2010 Exercise: What value must be stored in EICRA to initialize INT3 and INT0 for low-to-high transitions, INT2 for low level, and INT1 for high-to—low transitions? 9
Page 1 and 2: Microprocessor Fundamentals Topic 1
Page 3 and 4: Interrupts • Interrupts are async
Page 5 and 6: Maskable/Non-maskable • Interrupt
Page 7: EICRA INT3 - 0 • External Interru
Page 11 and 12: Pins • INT3:0 External Interrupts
Page 13 and 14: Pins • INT3:0 When the appropriat
Page 15 and 16: Pins • INT3:0 Exercise: I want to
Page 17 and 18: Pins • Bits 7 - 4 External Interr
Page 19 and 20: Vectors The complete vector table i
Page 21 and 22: An Example: • So, let’s work th
Page 23 and 24: An Example: We must start our progr
Page 25 and 26: An Example: We need to write the in
Page 27 and 28: An Example: We must start our progr
Page 29 and 30: An Example: Then we must write the
Page 31 and 32: What happens? • So what happens w
Page 33: Summary • In this topic we: - Bec

Interrupts

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?