PCA9685BS NXP [NXP Semiconductors], PCA9685BS Datasheet - Page 19

• Manufacturer Part Number: PCA9685BS
• Description: 16-channel, 12-bit PWM Fm+ I2C-bus LED controller
• Manufacturer: NXP [NXP Semiconductors]

Fig 11. Update examples when LEDn_ON > LEDn_OFF
LEDn_OFF
LEDn_OFF
LEDn_OFF
LEDn_OFF
example 1
LEDn_ON
example 2
LEDn_ON
example 3
LEDn_ON
example 4
LEDn_ON
Example 1: LEDn_ON unchanged and LEDn_OFF decreased, but delay still > LEDn_OFF
Example 2: LEDn_ON changed and LEDn_OFF changed, but delay still > LEDn_OFF
Example 3: LEDn_ON unchanged and LEDn_OFF increased where LEDn_ON < LEDn_OFF
Example 4: LEDn_ON[12] = 1 and LEDn_OFF[12] changed from 0 to 1
STOP
0
on
register(s) updated in this cycle
3071
3071
3071
4095 0
off
1023
1023
1023
4095 0
output(s) updated in this cycle
3071
3071
3413
3413
4095 0
511
511
3071
3413
3413
4095 0
002aad195
511