Returns IO_FAIL when inital output is incorrect instead of IO_SERIAL
Returns IO_FAIL when inital output is incorrect instead of IO_SERIAL

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