SC667 datasheet(40/47 Pages) SEMTECH

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SC667

Group #1 Target and Start Times Register (10h)

This register is used to set the duration that the backlights

will stay at the start value and at the target value. This

feature provides additional customization of the breathe

and blink lighting effects. Register 10h will only effect

banks that are assigned to group #1.

TT1_2, TT1_1, and TT1_0 [D5:D3]

These bits set the duration that backlights will stay at the

target value. These bits effect only banks assigned to

group #1. Target times are given in Table 18.

Table 18 — Target Time (Group #1)

TT1_2

TT1_1

TT1_0

Target Time (ms)

256

512

1024

2048

3072

4096

ST1_2, ST1_1, and ST1_0 [D2:D0]

These bits set the duration of time that backlights will stay

at the starting value. These bits effect only banks assigned

to group #1. Start times are given in Table 19.

Table 19 — Start Time (Group #1)

ST1_2

ST1_1

ST1_0

Start Time (ms)

256

512

1024

2048

3072

4096

Group #2 Target and Start Times Register (11h)

This register is used to set the duration that the backlights

will stay at the start value and at the target value. This

feature provides additional customization of the breathe

and blink lighting effects. Register 11h will only effect

banks that are assigned to group #2.

TT2_2, TT2_1, and TT2_0 [D5:D3]

These bits set the duration that backlights will stay at the

target value. These bits effect only banks assigned to

group #2. Target times are given in Table 20.

Table 20 — Target Time (Group #2)

TT2_2

TT2_1

TT2_0

Target Time (ms)

256

512

1024

2048

3072

4096

ST2_2, ST2_1, and ST2_0 [D2:D0]

These bits set the duration that backlights will stay at the

starting value. These bits effect only banks assigned to

group #2. Start times are given in Table 21.

Table 21 — Start Time (Group #2)

ST2_2

ST2_1

ST2_0

Start Time (ms)

256

512

1024

2048

3072

4096

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