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cpu/kinetis_common: Add state graph to MCG documentation

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This commit is contained in:
Joakim Nohlgård 2016-02-14 08:20:54 +01:00
parent f6073c0aa4
commit f9ed160fe2
1 changed files with 26 additions and 1 deletions
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27
cpu/kinetis_common/include/mcg.h
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@ -10,7 +10,8 @@
* @defgroup cpu_kinetis_common_mcg Kinetis MCG
* @ingroup cpu_kinetis_common
* @brief Implementation of the Kinetis Multipurpose Clock Generator
* (MCG) driver.
* (MCG) driver
*
* Please add mcg.h in cpu conf.h
* and MCG configuration to periph_conf.h
*
@ -37,6 +38,30 @@
* - BLPE -> FEE
* - BLPI -> FEE
*
* \dot
* digraph states {
* layout=dot
* nodesep=0.5
* {rank=same Reset [shape=none] FEI FEE}
* {rank=same FBI FBE}
* {rank=same BLPI BLPE}
* Reset -> FEI
* FEI -> FEE [dir="both"]
* FEI -> FBE [dir="both"]
* FEI -> FBI [dir="both"]
* FEE -> FBI [dir="both"]
* FEE -> FBE [dir="both"]
* FBI -> FBE [dir="both"]
* FBI -> BLPI [dir="both"]
* FBE -> BLPE [dir="both"]
* PBE
* PEE
* FBE -> PBE [dir="both"]
* BLPE -> PBE [dir="both"]
* PBE -> PEE [dir="both"]
* }
* \enddot
*
* ### MCG Configuration Examples (for periph_conf.h) ###
*
* Example for FEI Mode (MCGOUTCLK = 20MHz ... 25MHz):