From 617dc5111a1fac6ad03b216ce20a4fc112da56c0 Mon Sep 17 00:00:00 2001 From: Luke Kenneth Casson Leighton Date: Thu, 21 Jun 2018 10:07:16 +0100 Subject: [PATCH] update --- pinmux/pinmux_chennai_2018.tex | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/pinmux/pinmux_chennai_2018.tex b/pinmux/pinmux_chennai_2018.tex index 5f9dfb328..98ef3bbcb 100644 --- a/pinmux/pinmux_chennai_2018.tex +++ b/pinmux/pinmux_chennai_2018.tex @@ -139,7 +139,8 @@ \frame{\frametitle{Example: 7 banks, 4-way mux, 160 pins} \begin{center} - \includegraphics[height=1.7in]{example_pinmux.jpg} + \includegraphics[height=1.5in]{example_pinmux.jpg}\\ + 7 "banks" with separate VCC. Each no more than 32 bits \end{center} \begin{itemize} \item { \bf 17,500 lines of auto-generated HDL (and climbing)} @@ -174,18 +175,18 @@ \frame{\frametitle{Design Spec and Scenario Analysis} \begin{itemize} - \item Analyse the target markets that the chip will sell in\\ + \item Analyse the target markets (scenarios) that the chip will sell in\\ (multiple markets increases sales volume, reduces chip cost) \vspace{4pt} + \item Scenarios represent target markets: ICs to be connected\\ + (GPS, NAND IC, WIFI etc. May require prototype schematics + drawn up, or client-supplied schematics analysed). + \vspace{4pt} \item Create a formal (python-based) specification for the pinmux \vspace{4pt} - \item Add scenarios then check that they meet the requirements\\ + \item Add scenarios (in python), check that they meet requirements\\ { \bf (before spending money on hardware engineers!) } \vspace{4pt} - \item Scenarios represent target markets: ICs to be connected\\ - (GPS, NAND IC, WIFI etc. May require draft schematics - drawn up, or client-supplied schematics analysed). - \vspace{4pt} \item Analyse the scenarios: if pins are missing, alter and repeat.\\ \vspace{4pt} \item Eventually the pinmux meets all requirements...\\ -- 2.30.2