/**
??******************************************************************************
??*?@file????stm8l15x_adc.c
??*?@author??MCD?Application?Team
??*?@version?V1.6.1
??*?@date????30-September-2014
??*?@brief???This?file?provides?firmware?functions?to?manage?the?following?
??*??????????functionalities?of?the?Analog?to?Digital?Convertor?（ADC）?peripheral:???????????
??*???????????-?Initialization?and?Configuration
??*???????????-?Power?saving
??*???????????-?Analog?Watchdog?configuration??????????????
??*???????????-?Temperature?Sensor?&?Vrefint?（Voltage?Reference?internal）?management?
??*???????????-?Regular?Channels?Configuration
??*???????????-?Regular?Channels?DMA?Configuration
??*???????????-?Injected?channels?Configuration??????
??*???????????-?Interrupts?and?flags?management???????
??*?????????
??*??@verbatim
??*???????????????????????????????
??*??????????===================================================================??????
??*???????????????????????????????????How?to?use?this?driver
??*??????????===================================================================??????
??*??????????1.?Enable?The?ADC?controller?clock?using?CLK_PeripheralClockConfig（）?
??*????????????function?:?CLK_PeripheralClockConfig（CLK_Peripheral_ADC1?ENABLE）.
??*
??*????????????2.?Configure?the?ADC?Prescaler?conversion?resolution?and?data?
??*??????????????alignment?using?the?ADC_Init（）?function.
??*?
??*????????????3.?Activate?the?ADC?peripheral?using?ADC_Cmd（）?function.??
??*
??*??????????Regular?channels?group?configuration
??*??????????====================================????
??*????????????-?To?configure?the?ADC?regular?channels?group?features?use?
??*??????????????ADC_Init（）?and?ADC_RegularChannelConfig（）?functions.
??*????????????-?To?activate?the?continuous?mode?use?the?ADC_continuousModeCmd（）
??*??????????????function.
??*????????????-?To?configure?and?activate?the?Discontinuous?mode?use?the?
??*??????????????ADC_DiscModeChannelCountConfig（）?and?ADC_DiscModeCmd（）?functions.????????
??*????????????-?To?read?the?ADC?converted?values?use?the?ADC_GetConversionValue（）
??*??????????????function.
??*
??*??????????DMA?for?Regular?channels?group?features?configuration
??*??????????======================================================?
??*???????????-?To?enable?the?DMA?mode?for?regular?channels?group?use?the?
??*?????????????ADC_DMACmd（）?function.
??*???????????-?To?enable?the?generation?of?DMA?requests?continuously?at?the?end
??*?????????????of?the?last?DMA?transfer?use?the?ADC_DMARequestAfterLastTransferCmd（）?
??*?????????????function.????
?????????????
??*??????????Injected?channels?group?configuration
??*??????????=====================================????
??*????????????-?To?configure?the?ADC?Injected?channels?group?features?use?
??*??????????????ADC_InjectedChannelConfig（）?and??ADC_InjectedSequencerLengthConfig（）
??*??????????????functions.
??*????????????-?To?activate?the?continuous?mode?use?the?A