AD9548
Data Sheet
Rev. E | Page 74 of 112
Table 54. IRQ Mask for Reference Inputs
Address
Bits
Bit Name
Description
0x020D
[7]
Ref AA new profile
Enables IRQ for indicating that Ref AA has switched to a new profile
[6]
Ref AA validated
Enables IRQ for indicating that Ref AA has been validated
[5]
Ref AA fault cleared
Enables IRQ for indicating that Ref AA has been cleared of a previous fault
[4]
Ref AA fault
Enables IRQ for indicating that Ref AA has been faulted
[3]
Ref A new profile
Enables IRQ for indicating that Ref A has switched to a new profile
[2]
Ref A validated
Enables IRQ for indicating that Ref A has been validated
[1]
Ref A fault cleared
Enables IRQ for indicating that Ref A has been cleared of a previous fault
[0]
Ref A fault
Enables IRQ for indicating that Ref A has been faulted
0x020E
[7]
Ref BB new profile
Enables IRQ for indicating that Ref BB has switched to a new profile
[6]
Ref BB validated
Enables IRQ for indicating that Ref BB has been validated
[5]
Ref BB fault cleared
Enables IRQ for indicating that Ref BB has been cleared of a previous fault
[4]
Ref BB fault
Enables IRQ for indicating that Ref BB has been faulted
[3]
Ref B new profile
Enables IRQ for indicating that Ref B has switched to a new profile
[2]
Ref B validated
Enables IRQ for indicating that Ref B has been validated
[1]
Ref B fault cleared
Enables IRQ for indicating that Ref B has been cleared of a previous fault
[0]
Ref B fault
Enables IRQ for indicating that Ref B has been faulted
0x020F
[7]
Ref CC new profile
Enables IRQ for indicating that Ref CC has switched to a new profile
[6]
Ref CC validated
Enables IRQ for indicating that Ref CC has been validated
[5]
Ref CC fault cleared
Enables IRQ for indicating that Ref CC has been cleared of a previous fault
[4]
Ref CC fault
Enables IRQ for indicating that Ref CC has been faulted
[3]
Ref C new profile
Enables IRQ for indicating that Ref C has switched to a new profile
[2]
Ref C validated
Enables IRQ for indicating that Ref C has been validated
[1]
Ref C fault cleared
Enables IRQ for indicating that Ref C has been cleared of a previous fault
[0]
Ref C fault
Enables IRQ for indicating that Ref C has been faulted
0x0210
[7]
Ref DD new profile
Enables IRQ for indicating that Ref DD has switched to a new profile
[6]
Ref DD validated
Enables IRQ for indicating that Ref DD has been validated
[5]
Ref DD fault cleared
Enables IRQ for indicating that Ref DD has been cleared of a previous fault
[4]
Ref DD fault
Enables IRQ for indicating that Ref DD has been faulted
[3]
Ref D new profile
Enables IRQ for indicating that Ref D has switched to a new profile
[2]
Ref D validated
Enables IRQ for indicating that Ref D has been validated
[1]
Ref D fault cleared
Enables IRQ for indicating that Ref D has been cleared of a previous fault
[0]
Ref D fault
Enables IRQ for indicating that Ref D has been faulted
Table 55. Watchdog Timer1 Address
Bits
Bit Name
Description
0x0211
[7:0]
Watchdog timer
Watchdog timer, Bits[7:0] (default = 0x00)
0x0212
[7:0]
Watchdog timer, Bits[15:8] (default = 0x00)
1
The watchdog timer is expressed in milliseconds. The default value is 0 (disabled).
Address
Bits
Bit Name
Description
0x0213
[7:0]
Full-scale current
Full scale current, Bits[7:0] (default = 0xFF)
0x0214
[7]
DAC shutdown
Shut down the DAC current sources.
0 (default) = normal operation
1 = shut down
[6:2]
Unused
[1:0]
Full-scale current
Full-scale current, Bits[9:8] (default = 0b01)
(default current = 0x1FF, or 20.1 mA)
1
The default DAC full-scale current value is 0x01FF = 511, which equates to 20.1375 mA.