MAX6965
9-Output LED Driver with Intensity Control
and Hot-Insertion Protection
______________________________________________________________________________________ 19
Table 12. Output Intensity Registers
REGISTER DATA
REGISTER
ADDRESS
CODE
(HEX)
D7 D6 D5 D4 D3 D2 D1
MSB LSB MSB
OUTPUT O1 INTENSITY OUTPUT O0 INTENSITY
Write output O1, O0 intensity
0
Read-back output O1, O0 intensity
1
O1I3 O1I2 O1I1 O1I0 O0I3 O0I2 O0I1
Output O1 intensity duty cycle is 1/16
—
0000————
Output O1 intensity duty cycle is 2/16
—
0001————
Output O1 intensity duty cycle is 3/16
—
—
————————
Output O1 intensity duty cycle is 14/16
—
1101————
Output O1 intensity duty cycle is 15/16
—
1110————
Output O1 intensity duty cycle is 16/16
(static logic level, no PWM)
—
1111————
Output O0 intensity duty cycle is 1/16
—
———— 0 0 0 0
Output O0 intensity duty cycle is 2/16
—
———— 0 0 0 1
Output O0 intensity duty cycle is 3/16
—
—
————————
Output O0 intensity duty cycle is 14/16
—
———— 1 1 0 1
Output O0 intensity duty cycle is 15/16
—
———— 1 1 1 0
Output O0 intensity duty cycle is 16/16
(static logic level, no PWM)
—
MSB LSB MSB
OUTPUTS O3, O2 INTENSITY
OUTPUT O3 INTENSITY OUTPUT O2 INTENSITY
Write output O3, O2 intensity
0
Read-back output O3, O2 intensity
1
O3I3 O3I2 O3I1 O3I0 O2I3 O2I2 O2I1
MSB LSB MSB
OUTPUTS O5, O4 INTENSITY
OUTPUT O5 INTENSITY OUTPUT O4 INTENSITY
Write output O5, O4 intensity
0
Read-back output O5, O4 intensity
1
O5I3 O5I2 O5I1 O5I0 O4I3 O4I2 O4I1
MSB LSB MSB
OUTPUTS O7, O6 INTENSITY
OUTPUT O7 INTENSITY OUTPUT O6 INTENSITY
Write output O7, O6 intensity
0
Read-back output O7, O6 intensity
1
O7I3 O7I2 O7I1 O7I0 O6I3 O6I2 O6I1
OUTPUT O8 INTENSITY See master, O8 intensity register (Table 11).
