One more blog post restored

Author: jamesmunns

newsletters/2018-03-15.md

@@ -22,7 +22,7 @@ If you have an embedded project or blog post you would like to have featured in
 
 This is a list of recently released drivers that are part of the [Weekly Driver Initiative]. There are currently 5 Released Drivers, 14 WIP Drivers, and lots of TODOs!
 
-* [pcein] has released the third weekly driver for the [`adc-mcp3008`], an 8-channel 10-bit ADC.
+* [pcein] has [released][pcein-blog] the third weekly driver for the [`adc-mcp3008`], an 8-channel 10-bit ADC.
 * [japaric] has [released][enc-blog] the fourth weekly driver for the [`enc28j60`], an Ethernet controller with SPI interface.
 * [dbrgn] has [released][mcp-blog] the fifth weekly driver for the [`mcp3425`], a 16-bit ADC with I2C interface.
 
@@ -69,6 +69,7 @@ semantics. Details in issue [#63].
 [mcp-blog]: https://blog.dbrgn.ch/2018/3/13/rust-mcp3425-driver/
 [new register interface]: https://www.tockos.org/blog/2018/talking-tock-36/
 [pcein]: https://github.com/pcein
+[pcein-blog]: http://pramode.in/2018/02/24/an-introduction-to-writing-embedded-hal-based-drivers-in-rust/
 [riscv-rust]: https://github.com/riscv-rust
 [ryankurte]: https://github.com/ryankurte
 [svd2rust]: https://github.com/japaric/svd2rust