add slides

diff --git a/shakti/m_class/libre_riscv_chennai_2018.tex b/shakti/m_class/libre_riscv_chennai_2018.tex
index 5cc4b45030d2cbf8f39d164350109cc85af189c0..9cb1e37d888e5c7bb30ecd3a86720564a34ccc41 100644 (file)
--- a/shakti/m_class/libre_riscv_chennai_2018.tex
+++ b/shakti/m_class/libre_riscv_chennai_2018.tex
@@ -366,8 +366,12 @@
        \item USB3 not necessarily a good idea to put into Libre-RISCV\\
                Daisho USB3 Pipe exists, TUSB1310a PHY is 175 pin FBGA!
        \item Libre SD/MMC typically at "Open" Level 20MB/sec appx.
-               Full spec and eMMC requires membership.
+               Full spec and eMMC requires membership (obtained already).
   \end{itemize}
+  {\it Trying to keep interfaces all-digital (USB3 isn't,
+          HP/Mic definitely isn't).  Use
+       external PHYs or Multi-chip Module.
+  }
 }