Table 8. Relative Addresses of the Interrupt Block Registers
Register Name Address Type
Explanation
LedControl
kAddress R/W This register contains two groups of 3 fields. Each group
uses a 4-bit nibble of a byte and each controls each of the
LEDs in the front panel.
Table 9. Bitfield Descriptions of the LedControl Register
Field Name Bit Range
Field Size
(bits)
Explanation
ReadyColor 0-1
2
Determines whether the LED is lit and in which
color:
•
b'00: Off
•
b'01: Red
•
b'10: Green
•
b'11: Yellow
ReadyMode 2
1
Determines how the LED lights:
•
b'0: solid
•
b'1: toggles
PowerColor 3-5
2
Determines whether the LED is lit and in which
color:
•
b'00: Off
•
b'01: Red
•
b'02: Green
•
b'11: Yellow
PowerMode 6
1
Determines how the LED lights:
•
b'0: solid
•
b'1: toggles
Table 10. Signal Description of the LED Component
Signal Name Direction
Explanation
Generics
kAddress
N/A
Defines the base address of the block. This address corresponds to
the LedControl register.
Signals
aReset
In
Board reset signal.
SLSC-12101 User Guide
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© National Instruments
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