PCA9685PW Просмотр технического описания (PDF) - NXP Semiconductors.
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PCA9685PW Datasheet PDF : 51 Pages
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NXP Semiconductors
PCA9685
16-channel, 12-bit PWM Fm+ I2C-bus LED controller
7.3 Register definitions
Table 3. Register summary
Register # Register # D7 D6 D5 D4 D3 D2 D1 D0 Name
(decimal) (hex)
0
00
0 0 0 0 0 0 0 0 MODE1
1
01
0 0 0 0 0 0 0 1 MODE2
2
02
0 0 0 0 0 0 1 0 SUBADR1
3
03
0 0 0 0 0 0 1 1 SUBADR2
4
04
0 0 0 0 0 1 0 0 SUBADR3
5
05
0 0 0 0 0 1 0 1 ALLCALLADR
6
06
0 0 0 0 0 1 1 0 LED0_ON_L
7
07
0 0 0 0 0 1 1 1 LED0_ON_H
8
08
0 0 0 0 1 0 0 0 LED0_OFF_L
9
09
0 0 0 0 1 0 0 1 LED0_OFF_H
10
0A
0 0 0 0 1 0 1 0 LED1_ON_L
11
0B
0 0 0 0 1 0 1 1 LED1_ON_H
12
0C
0 0 0 0 1 1 0 0 LED1_OFF_L
13
0D
0 0 0 0 1 1 0 1 LED1_OFF_H
14
0E
0 0 0 0 1 1 1 0 LED2_ON_L
15
0F
0 0 0 0 1 1 1 1 LED2_ON_H
16
10
0 0 0 1 0 0 0 0 LED2_OFF_L
17
11
0 0 0 1 0 0 0 1 LED2_OFF_H
18
12
0 0 0 1 0 0 1 0 LED3_ON_L
19
13
0 0 0 1 0 0 1 1 LED3_ON_H
20
14
0 0 0 1 0 1 0 0 LED3_OFF_L
21
15
0 0 0 1 0 1 0 1 LED3_OFF_H
Type
Function
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
Mode register 1
Mode register 2
I2C-bus subaddress 1
I2C-bus subaddress 2
I2C-bus subaddress 3
LED All Call I2C-bus
address
LED0 output and
brightness control byte 0
LED0 output and
brightness control byte 1
LED0 output and
brightness control byte 2
LED0 output and
brightness control byte 3
LED1 output and
brightness control byte 0
LED1 output and
brightness control byte 1
LED1 output and
brightness control byte 2
LED1 output and
brightness control byte 3
LED2 output and
brightness control byte 0
LED2 output and
brightness control byte 1
LED2 output and
brightness control byte 2
LED2 output and
brightness control byte 3
LED3 output and
brightness control byte 0
LED3 output and
brightness control byte 1
LED3 output and
brightness control byte 2
LED3 output and
brightness control byte 3
PCA9685
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 2 September 2010
© NXP B.V. 2010. All rights reserved.
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