cpu/stm32f1: fix i2c read for N=2 bytes
cpu/stm32f1: fix i2c read for N=2 bytes

OlegHahm/RIOT,avmelnikoff/RIOT,LudwigOrtmann/RIOT,sumanpanchal/RIOT,emmanuelsearch/RIOT,herrfz/RIOT-old,l3nko/RIOT,gebart/RIOT,ntrtrung/RIOT,gautric/RIOT,TobiasFredersdorf/RIOT,l3nko/RIOT,marcosalm/RIOT,arvindpdmn/RIOT,sgso/RIOT,rfswarm2/RIOT,changbiao/RIOT,malosek/RIOT,authmillenon/RIOT,jhollister/RIOT,marcosalm/RIOT,ThanhVic/RIOT,daniel-k/RIOT,chris-wood/RIOT,herrfz/RIOT-old,neumodisch/RIOT,katezilla/RIOT,alignan/RIOT,dailab/RIOT,rfswarm/RIOT,kaleb-himes/RIOT,cladmi/RIOT,dkm/RIOT,dkm/RIOT,immesys/RiSyn,MohmadAyman/RIOT,kerneltask/RIOT,sgso/RIOT,josephnoir/RIOT,dhruvvyas90/RIOT,MonsterCode8000/RIOT,dailab/RIOT,fnack/RIOT,kushalsingh007/RIOT,DipSwitch/RIOT,syin2/RIOT,ThanhVic/RIOT,beurdouche/RIOT,OlegHahm/RIOT,luciotorre/RIOT,tfar/RIOT,gbarnett/RIOT,msolters/RIOT,emmanuelsearch/RIOT,kb2ma/RIOT,bartfaizoltan/RIOT,Ell-i/RIOT,yogo1212/RIOT,LudwigOrtmann/RIOT,binarylemon/RIOT,rousselk/RIOT,Yonezawa-T2/RIOT,mziegert/RIOT,Osblouf/RIOT,gautric/RIOT,mziegert/RIOT,Darredevil/RIOT,lebrush/RIOT,alex1818/RIOT,neumodisch/RIOT,ThanhVic/RIOT,DipSwitch/RIOT,arvindpdmn/RIOT,l3nko/RIOT,gautric/RIOT,1blankz7/RIOT,ximus/RIOT,kerneltask/RIOT,nsol-nmsu/RIOT,abp719/RIOT,shady33/RIOT,mtausig/RIOT,nsol-nmsu/RIOT,yogo1212/RIOT,benoit-canet/RIOT,RBartz/RIOT,asanka-code/RIOT,abp719/RIOT,biboc/RIOT,marcosalm/RIOT,shady33/RIOT,mfrey/RIOT,jasonatran/RIOT,haoyangyu/RIOT,Lexandro92/RIOT-CoAP,luciotorre/RIOT,Josar/RIOT,rajma996/RIOT,kushalsingh007/RIOT,alex1818/RIOT,abkam07/RIOT,RubikonAlpha/RIOT,ks156/RIOT,changbiao/RIOT,wentaoshang/RIOT,lebrush/RIOT,altairpearl/RIOT,shady33/RIOT,toonst/RIOT,wentaoshang/RIOT,mziegert/RIOT,MonsterCode8000/RIOT,kerneltask/RIOT,sgso/RIOT,wentaoshang/RIOT,kYc0o/RIOT,daniel-k/RIOT,daniel-k/RIOT,phiros/RIOT,ks156/RIOT,bartfaizoltan/RIOT,Darredevil/RIOT,msolters/RIOT,basilfx/RIOT,d00616/RIOT,abkam07/RIOT,robixnai/RIOT,kbumsik/RIOT,adjih/RIOT,yogo1212/RIOT,Yonezawa-T2/RIOT,herrfz/RIOT,A-Paul/RIOT,EmuxEvans/RIOT,MonsterCode8000/RIOT,yogo1212/RIOT,herrfz/RIOT-old,syin2/RIOT,l3nko/RIOT,Josar/RIOT,rousselk/RIOT,thiagohd/RIOT,immesys/RiSyn,wentaoshang/RIOT,DipSwitch/RIOT,d00616/RIOT,LudwigKnuepfer/RIOT,immesys/RiSyn,aeneby/RIOT,miri64/RIOT,LudwigKnuepfer/RIOT,latsku/RIOT,aeneby/RIOT,abp719/RIOT,rousselk/RIOT,basilfx/RIOT,jremmert-phytec-iot/RIOT,thomaseichinger/RIOT,patkan/RIOT,avmelnikoff/RIOT,kerneltask/RIOT,dhruvvyas90/RIOT,EmuxEvans/RIOT,robixnai/RIOT,dailab/RIOT,x3ro/RIOT,LudwigOrtmann/RIOT,abkam07/RIOT,yogo1212/RIOT,chris-wood/RIOT,altairpearl/RIOT,marcosalm/RIOT,LudwigOrtmann/RIOT,lebrush/RIOT,changbiao/RIOT,toonst/RIOT,robixnai/RIOT,khhhh/RIOT,smlng/RIOT,neiljay/RIOT,patkan/RIOT,syin2/RIOT,watr-li/RIOT,1blankz7/RIOT,patkan/RIOT,koenning/RIOT,katezilla/RIOT,mfrey/RIOT,avmelnikoff/RIOT,hamilton-mote/RIOT-OS,foss-for-synopsys-dwc-arc-processors/RIOT,ntrtrung/RIOT,kerneltask/RIOT,fnack/RIOT,latsku/RIOT,gbarnett/RIOT,dhruvvyas90/RIOT,wentaoshang/RIOT,miri64/RIOT,Osblouf/RIOT,kYc0o/RIOT,thiagohd/RIOT,haoyangyu/RIOT,kYc0o/RIOT,jferreir/RIOT,zhuoshuguo/RIOT,daniel-k/RIOT,kushalsingh007/RIOT,openkosmosorg/RIOT,jasonatran/RIOT,brettswann/RIOT,Osblouf/RIOT,FrancescoErmini/RIOT,kb2ma/RIOT,beurdouche/RIOT,OTAkeys/RIOT,koenning/RIOT,stevenj/RIOT,emmanuelsearch/RIOT,adjih/RIOT,AnonMall/RIOT,LudwigKnuepfer/RIOT,centurysys/RIOT,ntrtrung/RIOT,OlegHahm/RIOT,openkosmosorg/RIOT,PSHIVANI/Riot-Code,backenklee/RIOT,Hyungsin/RIOT-OS,centurysys/RIOT,nsol-nmsu/RIOT,smlng/RIOT,koenning/RIOT,dhruvvyas90/RIOT,latsku/RIOT,fnack/RIOT,adrianghc/RIOT,malosek/RIOT,khhhh/RIOT,miri64/RIOT,Lexandro92/RIOT-CoAP,luciotorre/RIOT,lebrush/RIOT,watr-li/RIOT,OTAkeys/RIOT,automote/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,OlegHahm/RIOT,JensErdmann/RIOT,Yonezawa-T2/RIOT,MarkXYang/RIOT,daniel-k/RIOT,tdautc19841202/RIOT,A-Paul/RIOT,automote/RIOT,sumanpanchal/RIOT,adrianghc/RIOT,biboc/RIOT,patkan/RIOT,tfar/RIOT,asanka-code/RIOT,RubikonAlpha/RIOT,tdautc19841202/RIOT,jbeyerstedt/RIOT-OTA-update,roberthartung/RIOT,lazytech-org/RIOT,mziegert/RIOT,1blankz7/RIOT,jfischer-phytec-iot/RIOT,Hyungsin/RIOT-OS,authmillenon/RIOT,msolters/RIOT,authmillenon/RIOT,kaspar030/RIOT,rousselk/RIOT,syin2/RIOT,katezilla/RIOT,attdona/RIOT,watr-li/RIOT,cladmi/RIOT,FrancescoErmini/RIOT,ant9000/RIOT,Lexandro92/RIOT-CoAP,watr-li/RIOT,mziegert/RIOT,neumodisch/RIOT,phiros/RIOT,rfswarm2/RIOT,jbeyerstedt/RIOT-OTA-update,thiagohd/RIOT,stevenj/RIOT,d00616/RIOT,jasonatran/RIOT,DipSwitch/RIOT,kaleb-himes/RIOT,sumanpanchal/RIOT,zhuoshuguo/RIOT,Darredevil/RIOT,mziegert/RIOT,rakendrathapa/RIOT,stevenj/RIOT,malosek/RIOT,MarkXYang/RIOT,shady33/RIOT,robixnai/RIOT,robixnai/RIOT,ThanhVic/RIOT,kbumsik/RIOT,centurysys/RIOT,EmuxEvans/RIOT,gautric/RIOT,msolters/RIOT,Josar/RIOT,phiros/RIOT,dailab/RIOT,Yonezawa-T2/RIOT,shady33/RIOT,herrfz/RIOT,1blankz7/RIOT,tdautc19841202/RIOT,biboc/RIOT,immesys/RiSyn,kb2ma/RIOT,brettswann/RIOT,Lexandro92/RIOT-CoAP,bartfaizoltan/RIOT,alex1818/RIOT,rakendrathapa/RIOT,plushvoxel/RIOT,smlng/RIOT,kaspar030/RIOT,smlng/RIOT,yogo1212/RIOT,altairpearl/RIOT,nsol-nmsu/RIOT,MohmadAyman/RIOT,MarkXYang/RIOT,Hyungsin/RIOT-OS,brettswann/RIOT,RIOT-OS/RIOT,sgso/RIOT,kaleb-himes/RIOT,hamilton-mote/RIOT-OS,jbeyerstedt/RIOT-OTA-update,jfischer-phytec-iot/RIOT,FrancescoErmini/RIOT,mfrey/RIOT,OlegHahm/RIOT,automote/RIOT,rfuentess/RIOT,jbeyerstedt/RIOT-OTA-update,sumanpanchal/RIOT,Yonezawa-T2/RIOT,Darredevil/RIOT,josephnoir/RIOT,MonsterCode8000/RIOT,mtausig/RIOT,kaspar030/RIOT,backenklee/RIOT,attdona/RIOT,rousselk/RIOT,rfuentess/RIOT,hamilton-mote/RIOT-OS,JensErdmann/RIOT,thomaseichinger/RIOT,msolters/RIOT,sgso/RIOT,rfswarm2/RIOT,dkm/RIOT,ximus/RIOT,alignan/RIOT,d00616/RIOT,zhuoshuguo/RIOT,gebart/RIOT,herrfz/RIOT,ximus/RIOT,patkan/RIOT,mtausig/RIOT,lebrush/RIOT,zhuoshuguo/RIOT,syin2/RIOT,malosek/RIOT,rakendrathapa/RIOT,adrianghc/RIOT,cladmi/RIOT,MonsterCode8000/RIOT,automote/RIOT,ant9000/RIOT,EmuxEvans/RIOT,rakendrathapa/RIOT,altairpearl/RIOT,zhuoshuguo/RIOT,authmillenon/RIOT,RBartz/RIOT,ximus/RIOT,automote/RIOT,kushalsingh007/RIOT,jhollister/RIOT,centurysys/RIOT,marcosalm/RIOT,jfischer-phytec-iot/RIOT,jhollister/RIOT,JensErdmann/RIOT,abkam07/RIOT,AnonMall/RIOT,neiljay/RIOT,neumodisch/RIOT,rfswarm/RIOT,josephnoir/RIOT,jhollister/RIOT,brettswann/RIOT,openkosmosorg/RIOT,LudwigKnuepfer/RIOT,mfrey/RIOT,dailab/RIOT,ximus/RIOT,AnonMall/RIOT,d00616/RIOT,khhhh/RIOT,ntrtrung/RIOT,Yonezawa-T2/RIOT,RubikonAlpha/RIOT,automote/RIOT,Darredevil/RIOT,ant9000/RIOT,tdautc19841202/RIOT,shady33/RIOT,JensErdmann/RIOT,jremmert-phytec-iot/RIOT,herrfz/RIOT-old,RBartz/RIOT,avmelnikoff/RIOT,BytesGalore/RIOT,Ell-i/RIOT,benoit-canet/RIOT,jremmert-phytec-iot/RIOT,emmanuelsearch/RIOT,x3ro/RIOT,plushvoxel/RIOT,altairpearl/RIOT,x3ro/RIOT,toonst/RIOT,thiagohd/RIOT,cladmi/RIOT,RBartz/RIOT,zhuoshuguo/RIOT,tdautc19841202/RIOT,ant9000/RIOT,neiljay/RIOT,RBartz/RIOT,OTAkeys/RIOT,smlng/RIOT,bartfaizoltan/RIOT,haoyangyu/RIOT,ks156/RIOT,gebart/RIOT,openkosmosorg/RIOT,haoyangyu/RIOT,mtausig/RIOT,rfswarm/RIOT,asanka-code/RIOT,luciotorre/RIOT,lazytech-org/RIOT,phiros/RIOT,kaspar030/RIOT,JensErdmann/RIOT,PSHIVANI/Riot-Code,FrancescoErmini/RIOT,kushalsingh007/RIOT,ThanhVic/RIOT,arvindpdmn/RIOT,phiros/RIOT,MonsterCode8000/RIOT,jferreir/RIOT,kaspar030/RIOT,abkam07/RIOT,EmuxEvans/RIOT,1blankz7/RIOT,kYc0o/RIOT,RubikonAlpha/RIOT,backenklee/RIOT,stevenj/RIOT,x3ro/RIOT,tfar/RIOT,LudwigKnuepfer/RIOT,kbumsik/RIOT,Osblouf/RIOT,rajma996/RIOT,roberthartung/RIOT,herrfz/RIOT-old,kb2ma/RIOT,attdona/RIOT,kaleb-himes/RIOT,plushvoxel/RIOT,jferreir/RIOT,tdautc19841202/RIOT,jfischer-phytec-iot/RIOT,RIOT-OS/RIOT,EmuxEvans/RIOT,thiagohd/RIOT,tfar/RIOT,adrianghc/RIOT,roberthartung/RIOT,alex1818/RIOT,changbiao/RIOT,kaleb-himes/RIOT,beurdouche/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,alex1818/RIOT,sumanpanchal/RIOT,binarylemon/RIOT,AnonMall/RIOT,neumodisch/RIOT,ThanhVic/RIOT,gbarnett/RIOT,adjih/RIOT,Darredevil/RIOT,RubikonAlpha/RIOT,ks156/RIOT,chris-wood/RIOT,benoit-canet/RIOT,openkosmosorg/RIOT,Lexandro92/RIOT-CoAP,msolters/RIOT,mfrey/RIOT,haoyangyu/RIOT,marcosalm/RIOT,hamilton-mote/RIOT-OS,benoit-canet/RIOT,thomaseichinger/RIOT,BytesGalore/RIOT,openkosmosorg/RIOT,authmillenon/RIOT,toonst/RIOT,MohmadAyman/RIOT,avmelnikoff/RIOT,watr-li/RIOT,backenklee/RIOT,kbumsik/RIOT,alignan/RIOT,asanka-code/RIOT,chris-wood/RIOT,x3ro/RIOT,kYc0o/RIOT,emmanuelsearch/RIOT,thomaseichinger/RIOT,Josar/RIOT,l3nko/RIOT,arvindpdmn/RIOT,MarkXYang/RIOT,centurysys/RIOT,watr-li/RIOT,latsku/RIOT,lazytech-org/RIOT,neiljay/RIOT,malosek/RIOT,gbarnett/RIOT,rfuentess/RIOT,jfischer-phytec-iot/RIOT,changbiao/RIOT,toonst/RIOT,adjih/RIOT,LudwigOrtmann/RIOT,brettswann/RIOT,stevenj/RIOT,lebrush/RIOT,jremmert-phytec-iot/RIOT,TobiasFredersdorf/RIOT,Hyungsin/RIOT-OS,luciotorre/RIOT,khhhh/RIOT,Lexandro92/RIOT-CoAP,MohmadAyman/RIOT,ximus/RIOT,chris-wood/RIOT,fnack/RIOT,PSHIVANI/Riot-Code,biboc/RIOT,daniel-k/RIOT,dhruvvyas90/RIOT,jferreir/RIOT,binarylemon/RIOT,A-Paul/RIOT,attdona/RIOT,herrfz/RIOT,kushalsingh007/RIOT,katezilla/RIOT,ks156/RIOT,arvindpdmn/RIOT,Ell-i/RIOT,DipSwitch/RIOT,asanka-code/RIOT,ntrtrung/RIOT,authmillenon/RIOT,rfuentess/RIOT,sgso/RIOT,immesys/RiSyn,RIOT-OS/RIOT,plushvoxel/RIOT,emmanuelsearch/RIOT,rajma996/RIOT,gautric/RIOT,alex1818/RIOT,RBartz/RIOT,koenning/RIOT,FrancescoErmini/RIOT,RubikonAlpha/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,TobiasFredersdorf/RIOT,rfswarm/RIOT,Ell-i/RIOT,gebart/RIOT,Hyungsin/RIOT-OS,Ell-i/RIOT,alignan/RIOT,jremmert-phytec-iot/RIOT,abp719/RIOT,thiagohd/RIOT,AnonMall/RIOT,d00616/RIOT,dkm/RIOT,fnack/RIOT,altairpearl/RIOT,wentaoshang/RIOT,bartfaizoltan/RIOT,thomaseichinger/RIOT,BytesGalore/RIOT,roberthartung/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,gbarnett/RIOT,MohmadAyman/RIOT,katezilla/RIOT,jasonatran/RIOT,alignan/RIOT,TobiasFredersdorf/RIOT,lazytech-org/RIOT,PSHIVANI/Riot-Code,rajma996/RIOT,biboc/RIOT,aeneby/RIOT,rfswarm2/RIOT,rajma996/RIOT,rfswarm2/RIOT,fnack/RIOT,beurdouche/RIOT,rfswarm/RIOT,jbeyerstedt/RIOT-OTA-update,roberthartung/RIOT,binarylemon/RIOT,bartfaizoltan/RIOT,RIOT-OS/RIOT,PSHIVANI/Riot-Code,binarylemon/RIOT,gebart/RIOT,Osblouf/RIOT,PSHIVANI/Riot-Code,MarkXYang/RIOT,OTAkeys/RIOT,LudwigOrtmann/RIOT,luciotorre/RIOT,plushvoxel/RIOT,1blankz7/RIOT,basilfx/RIOT,neiljay/RIOT,rfswarm/RIOT,A-Paul/RIOT,ntrtrung/RIOT,attdona/RIOT,JensErdmann/RIOT,abkam07/RIOT,l3nko/RIOT,khhhh/RIOT,beurdouche/RIOT,basilfx/RIOT,nsol-nmsu/RIOT,miri64/RIOT,RIOT-OS/RIOT,phiros/RIOT,rfuentess/RIOT,DipSwitch/RIOT,abp719/RIOT,jhollister/RIOT,BytesGalore/RIOT,brettswann/RIOT,latsku/RIOT,hamilton-mote/RIOT-OS,sumanpanchal/RIOT,MarkXYang/RIOT,jferreir/RIOT,herrfz/RIOT,koenning/RIOT,ant9000/RIOT,rakendrathapa/RIOT,arvindpdmn/RIOT,patkan/RIOT,dhruvvyas90/RIOT,adrianghc/RIOT,BytesGalore/RIOT,asanka-code/RIOT,changbiao/RIOT,chris-wood/RIOT,centurysys/RIOT,mtausig/RIOT,dkm/RIOT,koenning/RIOT,Osblouf/RIOT,aeneby/RIOT,binarylemon/RIOT,backenklee/RIOT,haoyangyu/RIOT,rousselk/RIOT,cladmi/RIOT,aeneby/RIOT,adjih/RIOT,Josar/RIOT,jferreir/RIOT,OTAkeys/RIOT,TobiasFredersdorf/RIOT,stevenj/RIOT,FrancescoErmini/RIOT,jasonatran/RIOT,tfar/RIOT,attdona/RIOT,rfswarm2/RIOT,kbumsik/RIOT,benoit-canet/RIOT,abp719/RIOT,rakendrathapa/RIOT,josephnoir/RIOT,kb2ma/RIOT,immesys/RiSyn,AnonMall/RIOT,benoit-canet/RIOT,latsku/RIOT,miri64/RIOT,robixnai/RIOT,josephnoir/RIOT,jremmert-phytec-iot/RIOT,rajma996/RIOT,neumodisch/RIOT,khhhh/RIOT,A-Paul/RIOT,MohmadAyman/RIOT,gbarnett/RIOT,herrfz/RIOT,jhollister/RIOT,basilfx/RIOT,malosek/RIOT,lazytech-org/RIOT