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LP5521
www.ti.com
RESET REGISTER
Address 0DH
Reset value 00H
Table 33. RESET Register
SNVS441F – JANUARY 2007 – REVISED FEBRUAY 2013
7
RESET
6
RESET
5
RESET
4
RESET
3
RESET
2
RESET
1
RESET
0
RESET
Name
RESET
Bit
7:0
Access
W
Active
Description
Reset all register values when FFH is written. No acknowledge from LP5521
after write.
GPO REGISTER
Address 0EH
Reset value 00H
Table 34. GPO Register
7
6
5
4
3
2
1
0
INT_AS_GPO
GPO
INT
Name
INT_AS_GPO
Bit
2
Access
R/W
Active
High
Description
Enable INT pin GPO function
GPO pin state:
GPO
1
R/W
High
0 = LOW
1 = HIGH
INT pin state (when INT_AS_GPO=1):
INT
0
R/W
High
0 = LOW
1 = HIGH
PROGRAM MEMORY
Address 10H – 6FH
Reset values 00H
Please see LED CONTROLLER PROGRAMMING COMMANDS for further information.
Command
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Ramp
Wait
Set PWM
0
0
Pre-
scale
1
Step time
0
Sign
Increment
PWM Value
Go toStart
0
0
0
0
0
0
0
0
0
0
0
Branch
1
0
1
Loop Count
X
Step number
End
1
1
0
Int
Reset
X
Trigger
1
1
1
Wait for trigger on channels 5-0
Send trigger on channels 5-0
X
Copyright ? 2007–2013, Texas Instruments Incorporated
Product Folder Links: LP5521
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