Programmable Flag Push Buttons (Sw1 - Sw4); Interrupt Push Buttons (Sw5 - Sw7); Reset Push Button (Sw8); Table 4-10: Flag Switches - Analog Devices ADSP-21161N EZ-KIT LITE Manual
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4.4.6 Programmable Flag Push Buttons (SW1 – SW4)
Four push buttons are provided for general-purpose user input. SW1 - 4 connect
to the DSP's programmable flag pins. The push buttons are active high and when
pressed send a high (1) to the DSP. Refer to section
about the use of the programmable flags when programming the DSP.
shows the FLAG signal and the corresponding switch.
Table 4-10: FLAG Switches
Flag Pin
FLAG0
FLAG1
FLAG2
FLAG3
4.4.7 Interrupt Push Buttons (SW5 – SW7)
Three push buttons are provided for general-purpose user input. SW5 - 7 connect
to the DSP's programmable flag pins. The push buttons are active high and when
pressed send a high (1) to the DSP. Refer to section
about the use of the programmable flags when programming the DSP.
shows the interrupt signal and the corresponding switch.
Table 4-11: Interrupt Switches
Flag Pin
IRQ0
IRQ1
IRQ2
4.4.8 Reset Push Button (SW8)
The RESET push button resets all of the IC's on the board. During reset, the USB
interface is automatically reinitialized.
Warning: Pressing the RESET push button (SW8) while VisualDSP++ is
running disrupts communication and causes errors in the current debug
session. VisualDSP++ must be closed and re-opened.
ADSP-21161N EZ-KIT Lite Evaluation System Manual
Push Button
Reference Designator
SW1
SW2
SW3
SW4
Push Button
Reference Designator
SW5
SW6
SW7
3.4
for more information
Table 4-10
3.4
for more information
Table 4-11
4-13
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