Rainbow Electronics MAX7315 - Manual (Page 21)

MAX7315
8-Port I/O Expander with LED Intensity
Control and Interrupt
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Table 13. Master, O8 Intensity Register
REGISTER DATA
REGISTER
ADDRESS
CODE
(HEX)
D7 D6 D5 D4 D3 D2 D1 D0
MSB LSB MSB LSB
MASTER AND GLOBAL INTENSITY
R/ W
MASTER INTENSITY O8 INTENSITY
Write master and global intensity 0
Read back master and global intensity 1
M3 M2 M1 M0 G3 G2 G1 G0
Master intensity duty cycle is 0/15 (off);
internal oscillator is disabled;
all outputs will be static with no PWM
— 0 0 0 0 — — — —
Master intensity duty cycle is 1/15 — 0 0 0 1 — — — —
Master intensity duty cycle is 2/15 — 0 0 1 0 — — — —
Master intensity duty cycle is 3/15 — 0 0 1 1 — — — —
— — — — — — — — — —
Master intensity duty cycle is 13/15 — 1 1 0 1 — — — —
Master intensity duty cycle is 14/15 — 1 1 1 0 — — — —
Master intensity duty cycle is 15/15 (full) — 1 1 1 1 — — — —
O8 intensity duty cycle is 1/16 — — — — — 0 0 0 0
O8 intensity duty cycle is 2/16 — — — — — 0 0 0 1
O8 intensity duty cycle is 3/16 — — — — — 0 0 1 0
— — — — — — — — — —
O8 intensity duty cycle is 14/16 — — — — — 1 1 0 1
O8 intensity duty cycle is 15/16 — — — — — 1 1 1 0
O8 intensity duty cycle is 16/16
(static output, no PWM)
—
0X0E
— — — — 1 1 1 1