update slides

diff --git a/pinmux/pinmux_chennai_2018.tex b/pinmux/pinmux_chennai_2018.tex
index 0c386be364be853f988c65c7fe38800d8d716b4e..0175cbd88d6c79d3a123744606a1d57e29b3d486 100644 (file)
--- a/pinmux/pinmux_chennai_2018.tex
+++ b/pinmux/pinmux_chennai_2018.tex
@@ -40,6 +40,10 @@
             I2C\_SDA, SDMMC\_D0 etc.  may be an input, output or both
                 (bi-directional case: two wires are always allocated, one
                  for input to the function and one for output from the function).
+   \item Input Priority Muxer: a multiplexer that has N selector
+                wires and N inputs, where the lowest (or highest) indexed
+                "selector" that is enabled results in its corresponding
+                input being routed to the output.\vspace{10pt}
    \item TODO\vspace{10pt}
   \end{itemize}
 }