Add I2C master mode API
Add I2C master mode API

FranklyDev/mbed,logost/mbed,ban4jp/mbed,kjbracey-arm/mbed,arostm/mbed-os,infinnovation/mbed-os,hwfwgrp/mbed,al177/mbed,wodji/mbed,mikaleppanen/mbed-os,CalSol/mbed,dbestm/mbed,hwfwgrp/mbed,fahhem/mbed-os,rosterloh/mbed,dbestm/mbed,mbedmicro/mbed,cvtsi2sd/mbed-os,radhika-raghavendran/mbed-os5.1-onsemi,EmuxEvans/mbed,rgrover/mbed,logost/mbed,EmuxEvans/mbed,jferreir/mbed,tung7970/mbed-os,larks/mbed,struempelix/mbed,sam-geek/mbed,wodji/mbed,nabilbendafi/mbed,getopenmono/mbed,bulislaw/mbed-os,bentwire/mbed,GustavWi/mbed,theotherjimmy/mbed,andreaslarssonublox/mbed,autopulated/mbed,tung7970/mbed-os,alertby/mbed,c1728p9/mbed-os,NXPmicro/mbed,CalSol/mbed,autopulated/mbed,j-greffe/mbed-os,alertby/mbed,Tiryoh/mbed,struempelix/mbed,radhika-raghavendran/mbed-os5.1-onsemi,adamgreen/mbed,bcostm/mbed-os,geky/mbed,tung7970/mbed-os,Marcomissyou/mbed,K4zuki/mbed,jrjang/mbed,mazimkhan/mbed-os,HeadsUpDisplayInc/mbed,autopulated/mbed,maximmbed/mbed,getopenmono/mbed,JasonHow44/mbed,mbedmicro/mbed,dbestm/mbed,Sweet-Peas/mbed,karsev/mbed-os,nvlsianpu/mbed,pbrook/mbed,rgrover/mbed,svastm/mbed,monkiineko/mbed-os,Shengliang/mbed,logost/mbed,jrjang/mbed,jeremybrodt/mbed,jferreir/mbed,GustavWi/mbed,Willem23/mbed,andcor02/mbed-os,NXPmicro/mbed,mmorenobarm/mbed-os,jeremybrodt/mbed,bulislaw/mbed-os,NordicSemiconductor/mbed,kpurusho/mbed,maximmbed/mbed,fpiot/mbed-ats,tung7970/mbed-os,screamerbg/mbed,RonEld/mbed,autopulated/mbed,andreaslarssonublox/mbed,kpurusho/mbed,fpiot/mbed-ats,al177/mbed,autopulated/mbed,fanghuaqi/mbed,fahhem/mbed-os,adustm/mbed,j-greffe/mbed-os,andcor02/mbed-os,rosterloh/mbed,jferreir/mbed,jpbrucker/mbed,masaohamanaka/mbed,HeadsUpDisplayInc/mbed,wodji/mbed,Tiryoh/mbed,hwfwgrp/mbed,adustm/mbed,Shengliang/mbed,karsev/mbed-os,pbrook/mbed,infinnovation/mbed-os,betzw/mbed-os,Shengliang/mbed,pi19404/mbed,K4zuki/mbed,bcostm/mbed-os,GustavWi/mbed,xcrespo/mbed,NordicSemiconductor/mbed,kjbracey-arm/mbed,mnlipp/mbed,NXPmicro/mbed,mnlipp/mbed,kjbracey-arm/mbed,brstew/MBED-BUILD,bikeNomad/mbed,rgrover/mbed,Shengliang/mbed,radhika-raghavendran/mbed-os5.1-onsemi,netzimme/mbed-os,bcostm/mbed-os,CalSol/mbed,mazimkhan/mbed-os,nvlsianpu/mbed,ryankurte/mbed-os,andreaslarssonublox/mbed,theotherjimmy/mbed,logost/mbed,NXPmicro/mbed,bentwire/mbed,Shengliang/mbed,devanlai/mbed,ARM-software/mbed-beetle,nRFMesh/mbed-os,jferreir/mbed,tung7970/mbed-os-1,adustm/mbed,catiedev/mbed-os,svastm/mbed,monkiineko/mbed-os,mikaleppanen/mbed-os,bulislaw/mbed-os,xcrespo/mbed,GustavWi/mbed,logost/mbed,K4zuki/mbed,ARM-software/mbed-beetle,Marcomissyou/mbed,fvincenzo/mbed-os,arostm/mbed-os,infinnovation/mbed-os,screamerbg/mbed,K4zuki/mbed,pbrook/mbed,naves-thiago/mbed-midi,K4zuki/mbed,netzimme/mbed-os,Timmmm/mbed,RonEld/mbed,theotherjimmy/mbed,mnlipp/mbed,Sweet-Peas/mbed,0xc0170/mbed-drivers,svastm/mbed,nvlsianpu/mbed,jrjang/mbed,HeadsUpDisplayInc/mbed,pi19404/mbed,infinnovation/mbed-os,rosterloh/mbed,bikeNomad/mbed,andreaslarssonublox/mbed,mmorenobarm/mbed-os,mnlipp/mbed,maximmbed/mbed,karsev/mbed-os,NXPmicro/mbed,pedromes/mbed,maximmbed/mbed,pbrook/mbed,jferreir/mbed,nRFMesh/mbed-os,jferreir/mbed,netzimme/mbed-os,radhika-raghavendran/mbed-os5.1-onsemi,jeremybrodt/mbed,kpurusho/mbed,struempelix/mbed,arostm/mbed-os,mmorenobarm/mbed-os,Timmmm/mbed,bulislaw/mbed-os,DanKupiniak/mbed,NitinBhaskar/mbed,sg-/mbed-drivers,fvincenzo/mbed-os,Timmmm/mbed,al177/mbed,larks/mbed,mazimkhan/mbed-os,Willem23/mbed,Sweet-Peas/mbed,radhika-raghavendran/mbed-os5.1-onsemi,HeadsUpDisplayInc/mbed,kl-cruz/mbed-os,betzw/mbed-os,JasonHow44/mbed,c1728p9/mbed-os,screamerbg/mbed,YarivCol/mbed-os,pi19404/mbed,struempelix/mbed,FranklyDev/mbed,rgrover/mbed,jeremybrodt/mbed,YarivCol/mbed-os,monkiineko/mbed-os,kpurusho/mbed,svogl/mbed-os,svogl/mbed-os,Tiryoh/mbed,iriark01/mbed-drivers,arostm/mbed-os,pbrook/mbed,monkiineko/mbed-os,maximmbed/mbed,mnlipp/mbed,geky/mbed,getopenmono/mbed,nabilbendafi/mbed,bulislaw/mbed-os,Archcady/mbed-os,mazimkhan/mbed-os,j-greffe/mbed-os,catiedev/mbed-os,devanlai/mbed,JasonHow44/mbed,CalSol/mbed,sg-/mbed-drivers,Willem23/mbed,theotherjimmy/mbed,RonEld/mbed,geky/mbed,j-greffe/mbed-os,jamesadevine/mbed,infinnovation/mbed-os,Willem23/mbed,naves-thiago/mbed-midi,getopenmono/mbed,xcrespo/mbed,YarivCol/mbed-os,hwfwgrp/mbed,xcrespo/mbed,pradeep-gr/mbed-os5-onsemi,c1728p9/mbed-os,radhika-raghavendran/mbed-os5.1-onsemi,RonEld/mbed,CalSol/mbed,ARM-software/mbed-beetle,nabilbendafi/mbed,Tiryoh/mbed,JasonHow44/mbed,al177/mbed,jpbrucker/mbed,ban4jp/mbed,jamesadevine/mbed,cvtsi2sd/mbed-os,brstew/MBED-BUILD,al177/mbed,Marcomissyou/mbed,ryankurte/mbed-os,NitinBhaskar/mbed,Timmmm/mbed,Marcomissyou/mbed,brstew/MBED-BUILD,larks/mbed,alertby/mbed,arostm/mbed-os,dbestm/mbed,ban4jp/mbed,Timmmm/mbed,nvlsianpu/mbed,mbedmicro/mbed,andcor02/mbed-os,NitinBhaskar/mbed,struempelix/mbed,bremoran/mbed-drivers,ban4jp/mbed,bulislaw/mbed-os,Marcomissyou/mbed,FranklyDev/mbed,FranklyDev/mbed,NXPmicro/mbed,DanKupiniak/mbed,bremoran/mbed-drivers,JasonHow44/mbed,catiedev/mbed-os,naves-thiago/mbed-midi,screamerbg/mbed,adustm/mbed,sam-geek/mbed,svastm/mbed,jrjang/mbed,mnlipp/mbed,hwfwgrp/mbed,svogl/mbed-os,kl-cruz/mbed-os,c1728p9/mbed-os,jamesadevine/mbed,theotherjimmy/mbed,ryankurte/mbed-os,NordicSemiconductor/mbed,bcostm/mbed-os,getopenmono/mbed,mikaleppanen/mbed-os,jpbrucker/mbed,jpbrucker/mbed,HeadsUpDisplayInc/mbed,fahhem/mbed-os,pi19404/mbed,pbrook/mbed,pradeep-gr/mbed-os5-onsemi,kpurusho/mbed,adamgreen/mbed,geky/mbed,nRFMesh/mbed-os,maximmbed/mbed,larks/mbed,infinnovation/mbed-os,nabilbendafi/mbed,theotherjimmy/mbed,Archcady/mbed-os,monkiineko/mbed-os,YarivCol/mbed-os,struempelix/mbed,mbedmicro/mbed,svogl/mbed-os,NitinBhaskar/mbed,brstew/MBED-BUILD,Shengliang/mbed,bikeNomad/mbed,naves-thiago/mbed-midi,pradeep-gr/mbed-os5-onsemi,netzimme/mbed-os,RonEld/mbed,devanlai/mbed,sam-geek/mbed,ARM-software/mbed-beetle,screamerbg/mbed,xcrespo/mbed,nabilbendafi/mbed,brstew/MBED-BUILD,fahhem/mbed-os,bcostm/mbed-os,devanlai/mbed,bentwire/mbed,kl-cruz/mbed-os,Archcady/mbed-os,al177/mbed,Tiryoh/mbed,FranklyDev/mbed,nRFMesh/mbed-os,mbedmicro/mbed,pedromes/mbed,catiedev/mbed-os,NordicSemiconductor/mbed,EmuxEvans/mbed,masaohamanaka/mbed,ryankurte/mbed-os,betzw/mbed-os,EmuxEvans/mbed,wodji/mbed,Sweet-Peas/mbed,alertby/mbed,kl-cruz/mbed-os,wodji/mbed,andcor02/mbed-os,YarivCol/mbed-os,K4zuki/mbed,mmorenobarm/mbed-os,bcostm/mbed-os,larks/mbed,getopenmono/mbed,jpbrucker/mbed,svogl/mbed-os,devanlai/mbed,xcrespo/mbed,rosterloh/mbed,devanlai/mbed,mmorenobarm/mbed-os,mazimkhan/mbed-os,kl-cruz/mbed-os,adamgreen/mbed,betzw/mbed-os,0xc0170/mbed-drivers,andcor02/mbed-os,ryankurte/mbed-os,JasonHow44/mbed,pradeep-gr/mbed-os5-onsemi,mikaleppanen/mbed-os,fpiot/mbed-ats,pedromes/mbed,masaohamanaka/mbed,YarivCol/mbed-os,bentwire/mbed,Marcomissyou/mbed,pradeep-gr/mbed-os5-onsemi,bentwire/mbed,kl-cruz/mbed-os,netzimme/mbed-os,fpiot/mbed-ats,jamesadevine/mbed,Timmmm/mbed,andreaslarssonublox/mbed,fanghuaqi/mbed,fahhem/mbed-os,masaohamanaka/mbed,tung7970/mbed-os-1,adamgreen/mbed,c1728p9/mbed-os,karsev/mbed-os,catiedev/mbed-os,andcor02/mbed-os,jpbrucker/mbed,Willem23/mbed,naves-thiago/mbed-midi,jamesadevine/mbed,fvincenzo/mbed-os,masaohamanaka/mbed,DanKupiniak/mbed,karsev/mbed-os,bikeNomad/mbed,mikaleppanen/mbed-os,netzimme/mbed-os,GustavWi/mbed,fahhem/mbed-os,cvtsi2sd/mbed-os,nvlsianpu/mbed,naves-thiago/mbed-midi,bikeNomad/mbed,pedromes/mbed,masaohamanaka/mbed,fvincenzo/mbed-os,fpiot/mbed-ats,pradeep-gr/mbed-os5-onsemi,alertby/mbed,fanghuaqi/mbed,catiedev/mbed-os,jrjang/mbed,nvlsianpu/mbed,Archcady/mbed-os,DanKupiniak/mbed,pedromes/mbed,tung7970/mbed-os-1,kpurusho/mbed,svastm/mbed,rgrover/mbed,Archcady/mbed-os,alertby/mbed,fpiot/mbed-ats,pi19404/mbed,ban4jp/mbed,geky/mbed,Tiryoh/mbed,EmuxEvans/mbed,Sweet-Peas/mbed,sam-geek/mbed,autopulated/mbed,cvtsi2sd/mbed-os,nabilbendafi/mbed,nRFMesh/mbed-os,fvincenzo/mbed-os,j-greffe/mbed-os,hwfwgrp/mbed,c1728p9/mbed-os,rosterloh/mbed,adamgreen/mbed,karsev/mbed-os,mazimkhan/mbed-os,Sweet-Peas/mbed,brstew/MBED-BUILD,betzw/mbed-os,dbestm/mbed,sam-geek/mbed,svogl/mbed-os,arostm/mbed-os,HeadsUpDisplayInc/mbed,adamgreen/mbed,adustm/mbed,screamerbg/mbed,larks/mbed,tung7970/mbed-os-1,tung7970/mbed-os-1,ryankurte/mbed-os,dbestm/mbed,betzw/mbed-os,tung7970/mbed-os,pedromes/mbed,jrjang/mbed,adustm/mbed,pi19404/mbed,jeremybrodt/mbed,ban4jp/mbed,cvtsi2sd/mbed-os,wodji/mbed,fanghuaqi/mbed,CalSol/mbed,iriark01/mbed-drivers,j-greffe/mbed-os,monkiineko/mbed-os,logost/mbed,nRFMesh/mbed-os,rosterloh/mbed,bentwire/mbed,NitinBhaskar/mbed,mikaleppanen/mbed-os,RonEld/mbed,mmorenobarm/mbed-os,Archcady/mbed-os,fanghuaqi/mbed,EmuxEvans/mbed,jamesadevine/mbed,kjbracey-arm/mbed,cvtsi2sd/mbed-os