pca9633 NXP Semiconductors, pca9633 Datasheet - Page 24

• Manufacturer Part Number: pca9633
• Description: Pca9633 4-bit Fm+ I2c-bus Led Driver
• Manufacturer: NXP Semiconductors

NXP Semiconductors
PCA9633_3
Product data sheet
Fig 18. Multiple writes to Individual Brightness registers only using the Auto-Increment feature
Fig 19. Read all registers using the Auto-Increment feature
(cont.)
(cont.)
(cont.)
S A6
START condition
S A6
START condition
(1) 16-pin version only.
(1) 16-pin version only.
data from MODE2 register
A5 A4 A3 A2 A1 A0 0
A5 A4 A3 A2 A1 A0 0
data from last read byte
slave address
slave address
PWM2 register
not acknowledge
acknowledge
(1)
from master
(1)
from master
acknowledge
acknowledge
acknowledge
from slave
from slave
from slave
R/W
R/W
A
A
A
A
A
P
STOP
condition
1
Auto-Increment on
data from PWM0
1
Auto-Increment on
Auto-Increment
on all registers
increment
on Individual
brightness
registers only
0
0
PWM3 register
control register
0
control register
1
acknowledge
0
from master
0
0
Rev. 03 — 20 December 2006
0
acknowledge
MODE1
register
selection
PWM0
register
selection
0
0
from slave
A
0
1
0
0
A
ReSTART
ALLCALLADR register
A
acknowledge
from slave
condition
A
acknowledge
from slave
Sr
data from
A6
PWM0 register
PWM0 register
A5 A4 A3 A2 A1 A0 1
slave address
acknowledge
from master
acknowledge
acknowledge
from slave
A
from slave
(1)
acknowledge
from slave
A
MODE1 register
A
R/W
data from
4-bit Fm+ I
A
data from MODE1 register
acknowledge
from master
PWM1 register
PWMx register
PCA9633
A
2
© NXP B.V. 2006. All rights reserved.
C-bus LED driver
acknowledge
(cont.)
acknowledge
from master
from slave
acknowledge
from slave
002aab423
002aab420
condition
A
A
STOP
A
24 of 42
(cont.)
(cont.)
P