1.. _adafruit_pca9685:
2
3Adafruit 16-channel PWM/Servo Shield
4####################################
5
6Overview
7********
8
9The Adafruit 16-channel PWM/Servo shield is an Arduino
10UNO R3 compatible shield based on the NXP PCA9685 IC.
11
12More information about the shield can be found
13at the `Adafruit 16-channel PWM/Servo Shield webpage`_.
14
15Pins Assignments
16================
17
18+-----------------------+---------------------+
19| Shield Connector Pin  | Function            |
20+=======================+=====================+
21| A5                    | I2C - SCL1          |
22+-----------------------+---------------------+
23| A4                    | I2C - SDA1          |
24+-----------------------+---------------------+
25
26
27Programming
28***********
29
30Set ``-DSHIELD=adafruit_pca9685`` when you invoke ``west build``.
31For example:
32
33.. zephyr-app-commands::
34   :zephyr-app: samples/drivers/led_pwm
35   :board: nrf52840dk_nrf52840
36   :shield: adafruit_pca9685
37   :goals: build
38
39References
40**********
41
42.. target-notes::
43
44.. _Adafruit 16-channel PWM/Servo Shield webpage:
45   https://learn.adafruit.com/adafruit-16-channel-pwm-slash-servo-shield?view=all
46