Merge #89

89: Add PCA9685 PWM LED/Servo controller driver r=adamgreig a=eldruin

I just released this driver.

Co-authored-by: Diego Barrios Romero <[email protected]>

Author: bors[bot]

content/2019-12-26-newsletter-22.md

@@ -43,13 +43,18 @@ If you want to mention something in [the next newsletter], send us a pull reques
 
 - [@eldruin] released a platform-agnostic [driver for the Si4703][si4703-driver] FM radio turner (receiver) and published a [blog post][si4703-blog-post] including a picture of an example setup.
 
+- [@eldruin] released a platform-agnostic [driver for the PCA9685][pca9685-driver] PWM LED/Servo controller driver and published a [blog post][pca9685-blog-post] including a video of the device controlling RGB LEDs and several Servo motors simultaneously.
+
 [@andre-richter]: https://github.com/andre-richter
 [`qemu-exit`]: https://crates.io/crates/qemu-exit
 
 [@eldruin]: https://github.com/eldruin
 [si4703-driver]: https://crates.io/crates/si4703
 [si4703-blog-post]: https://blog.eldruin.com/si4703-fm-radio-receiver-driver-in-rust/
 
+[pca9685-driver]: https://crates.io/crates/pwm-pca9685
+[pca9685-blog-post]: https://blog.eldruin.com/pca9685-pwm-led-servo-controller-driver-in-rust/
+
 If you have an embedded project or blog post you would like to have featured in the Embedded WG Newsletter, make sure to add it to [the next newsletter], we would love to show it off!
 
 ## `embedded-hal` Ecosystem Crates