robin/Robin_PHD
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Misra and SIL references

Browse Source
This commit is contained in:
Robin P. Clark 2012-05-04 11:54:06 +01:00
parent 161daed271
commit 6ad86ea31a
2 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
papers/fmea_software_hardware/software_fmea.tex
View File

@ -483,7 +483,7 @@ This voltage range forms our input requirement.
We can now examine a software function that performs a conversion from the voltage read to We can now examine a software function that performs a conversion from the voltage read to
a per~mil representation of the {\ft} input current. a per~mil representation of the {\ft} input current.
% %
For the purpose of example the `C' programming language~\cite{kandr} is used. For the purpose of example the `C' programming language~\cite{kandr} is used\footnote{ C coding examples use the Misra~\cite{misra} and SIL 3 recomended language constraints~\cite{en61508}.}.
We initially assume a function \textbf{read\_ADC} which returns a floating point %double precision We initially assume a function \textbf{read\_ADC} which returns a floating point %double precision
value which represents the voltage read (see code sample in figure~\ref{fig:code_read_4_20_input}). value which represents the voltage read (see code sample in figure~\ref{fig:code_read_4_20_input}).

2
papers/fmmd_software_hardware/software_fmmd.tex
View File

@ -545,7 +545,7 @@ This voltage range forms our input requirement.
We can now examine a software function that performs a conversion from the voltage read to We can now examine a software function that performs a conversion from the voltage read to
a per~mil representation of the {\ft} input current. a per~mil representation of the {\ft} input current.
% %
For the purpose of example the `C' programming language~\cite{kandr} is used. For the purpose of example the `C' programming language~\cite{kandr} is used\footnote{ C coding examples use the Misra~\cite{misra} and SIL 3 recomended language constraints~\cite{en61508}.}.
We initially assume a function \textbf{read\_ADC} which returns a floating point %double precision We initially assume a function \textbf{read\_ADC} which returns a floating point %double precision
value which represents the voltage read (see code sample in figure~\ref{fig:code_read_4_20_input}). value which represents the voltage read (see code sample in figure~\ref{fig:code_read_4_20_input}).