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PCA9685BS Datasheet(PDF) 9 Page - NXP Semiconductors |
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PCA9685BS Datasheet(HTML) 9 Page - NXP Semiconductors |
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9 / 51 page  PCA9685 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2010. All rights reserved. Product data sheet Rev. 3 — 2 September 2010 9 of 51 NXP Semiconductors PCA9685 16-channel, 12-bit PWM Fm+ I2C-bus LED controller 7.3 Register definitions Table 3. Register summary Register # (decimal) Register # (hex) D7 D6 D5 D4 D3 D2 D1 D0 Name Type Function 0 00 0 0 000 000 MODE1 read/write Mode register 1 1 01 0 0 000 001 MODE2 read/write Mode register 2 2 02 0 0 0 0 0 0 1 0 SUBADR1 read/write I2C-bus subaddress 1 3 03 0 0 0 0 0 0 1 1 SUBADR2 read/write I2C-bus subaddress 2 4 04 0 0 0 0 0 1 0 0 SUBADR3 read/write I2C-bus subaddress 3 5 05 0 0 0 0 0 1 0 1 ALLCALLADR read/write LED All Call I2C-bus address 6 06 0 0 0 0 0 1 1 0 LED0_ON_L read/write LED0 output and brightness control byte 0 7 07 0 0 0 0 0 1 1 1 LED0_ON_H read/write LED0 output and brightness control byte 1 8 08 0 0 0 0 1 0 0 0 LED0_OFF_L read/write LED0 output and brightness control byte 2 9 09 0 0 0 0 1 0 0 1 LED0_OFF_H read/write LED0 output and brightness control byte 3 10 0A 0 0 0 0 1 0 1 0 LED1_ON_L read/write LED1 output and brightness control byte 0 11 0B 0 0 0 0 1 0 1 1 LED1_ON_H read/write LED1 output and brightness control byte 1 12 0C 0 0 0 0 1 1 0 0 LED1_OFF_L read/write LED1 output and brightness control byte 2 13 0D 0 0 0 0 1 1 0 1 LED1_OFF_H read/write LED1 output and brightness control byte 3 14 0E 0 0 0 0 1 1 1 0 LED2_ON_L read/write LED2 output and brightness control byte 0 15 0F 0 0 0 0 1 1 1 1 LED2_ON_H read/write LED2 output and brightness control byte 1 16 10 0 0 0 1 0 0 0 0 LED2_OFF_L read/write LED2 output and brightness control byte 2 17 11 0 0 0 1 0 0 0 1 LED2_OFF_H read/write LED2 output and brightness control byte 3 18 12 0 0 0 1 0 0 1 0 LED3_ON_L read/write LED3 output and brightness control byte 0 19 13 0 0 0 1 0 0 1 1 LED3_ON_H read/write LED3 output and brightness control byte 1 20 14 0 0 0 1 0 1 0 0 LED3_OFF_L read/write LED3 output and brightness control byte 2 21 15 0 0 0 1 0 1 0 1 LED3_OFF_H read/write LED3 output and brightness control byte 3 |
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