Rainbow-electronics MAX6964 Manual do Utilizador descarregar pdf (Página 18)

MAX6964

17-Output LED Driver/GPO

with Intensity Control

18 ______________________________________________________________________________________

Table 11. Master, O16 Intensity Register

ADDRESS

CODE

(hex)

D7 D6 D5 D4 D3 D2 D1 D0

MSB LSB

MASTER AND GLOBAL INTENSITY

R/W

MASTER INTENSITY O16 INTENSITY

Write master and global intensity

Read back master and global intensity

M1 M0 G3 G2 G1

Master intensity duty cycle is 0/15 (off);

internal oscillator is disabled;

all outputs will be static with no PWM

—

0000————

Master intensity duty cycle is 1/15

—

0001————

Master intensity duty cycle is 2/15

—

0010————

Master intensity duty cycle is 3/15

—

0011————

—

— ———————

Master intensity duty cycle is 13/15

—

1101————

Master intensity duty cycle is 14/15

—

1110————

Master intensity duty cycle is 15/15 (full) —

1111————

O/16 intensity duty cycle is 1/16

—

— ——— 0 0 0 0

O/16 intensity duty cycle is 2/16

—

— ——— 0 0 0 1

O/16 intensity duty cycle is 3/16

—

— ——— 0 0 1 0

—

— ———————

O/16 intensity duty cycle is 14/16

—

— ——— 1 1 0 1

O/16 intensity duty cycle is 15/16

—

— ——— 1 1 1 0

O/16 intensity duty cycle is 16/16

(static output, no PWM)

—

0X0E

— ——— 1 1 1 1

1 2 ... 13 14 15 16 17 18 19 20 21 22 23

17-Output LED Driver/GPO 1

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