stmhal: Check CDC tx buffer has free space before filling with data.
stmhal: Check CDC tx buffer has free space before filling with data.

redbear/micropython,Timmenem/micropython,SHA2017-badge/micropython-esp32,misterdanb/micropython,danicampora/micropython,warner83/micropython,aethaniel/micropython,ericsnowcurrently/micropython,tuc-osg/micropython,cnoviello/micropython,bvernoux/micropython,Vogtinator/micropython,blmorris/micropython,cloudformdesign/micropython,torwag/micropython,ryannathans/micropython,mgyenik/micropython,hosaka/micropython,vriera/micropython,TDAbboud/micropython,MrSurly/micropython,galenhz/micropython,dxxb/micropython,KISSMonX/micropython,martinribelotta/micropython,mhoffma/micropython,xyb/micropython,ceramos/micropython,infinnovation/micropython,ryannathans/micropython,deshipu/micropython,vriera/micropython,chrisdearman/micropython,Peetz0r/micropython-esp32,deshipu/micropython,aethaniel/micropython,drrk/micropython,mhoffma/micropython,blmorris/micropython,Peetz0r/micropython-esp32,swegener/micropython,ganshun666/micropython,galenhz/micropython,cnoviello/micropython,turbinenreiter/micropython,noahwilliamsson/micropython,misterdanb/micropython,pramasoul/micropython,pozetroninc/micropython,firstval/micropython,tdautc19841202/micropython,ryannathans/micropython,suda/micropython,vitiral/micropython,ahotam/micropython,lbattraw/micropython,Timmenem/micropython,tobbad/micropython,ryannathans/micropython,adafruit/circuitpython,kerneltask/micropython,micropython/micropython-esp32,trezor/micropython,chrisdearman/micropython,jimkmc/micropython,alex-robbins/micropython,tuc-osg/micropython,skybird6672/micropython,jimkmc/micropython,martinribelotta/micropython,skybird6672/micropython,galenhz/micropython,drrk/micropython,alex-march/micropython,KISSMonX/micropython,lowRISC/micropython,SHA2017-badge/micropython-esp32,puuu/micropython,ceramos/micropython,skybird6672/micropython,firstval/micropython,paul-xxx/micropython,deshipu/micropython,danicampora/micropython,tuc-osg/micropython,KISSMonX/micropython,alex-march/micropython,Timmenem/micropython,turbinenreiter/micropython,hiway/micropython,SHA2017-badge/micropython-esp32,mpalomer/micropython,SungEun-Steve-Kim/test-mp,neilh10/micropython,MrSurly/micropython,infinnovation/micropython,mianos/micropython,ruffy91/micropython,dxxb/micropython,redbear/micropython,MrSurly/micropython,xhat/micropython,AriZuu/micropython,cnoviello/micropython,ericsnowcurrently/micropython,dhylands/micropython,stonegithubs/micropython,Vogtinator/micropython,dhylands/micropython,micropython/micropython-esp32,kostyll/micropython,xhat/micropython,micropython/micropython-esp32,hosaka/micropython,ChuckM/micropython,martinribelotta/micropython,neilh10/micropython,heisewangluo/micropython,firstval/micropython,SHA2017-badge/micropython-esp32,selste/micropython,matthewelse/micropython,omtinez/micropython,MrSurly/micropython-esp32,ruffy91/micropython,vriera/micropython,PappaPeppar/micropython,trezor/micropython,xyb/micropython,ericsnowcurrently/micropython,jmarcelino/pycom-micropython,paul-xxx/micropython,kerneltask/micropython,oopy/micropython,mhoffma/micropython,firstval/micropython,praemdonck/micropython,mgyenik/micropython,chrisdearman/micropython,cnoviello/micropython,tobbad/micropython,lowRISC/micropython,pozetroninc/micropython,jmarcelino/pycom-micropython,mgyenik/micropython,toolmacher/micropython,KISSMonX/micropython,adafruit/micropython,HenrikSolver/micropython,ahotam/micropython,firstval/micropython,alex-robbins/micropython,torwag/micropython,deshipu/micropython,henriknelson/micropython,blazewicz/micropython,mpalomer/micropython,cloudformdesign/micropython,adamkh/micropython,aethaniel/micropython,aitjcize/micropython,jlillest/micropython,supergis/micropython,ernesto-g/micropython,vriera/micropython,xhat/micropython,mgyenik/micropython,xuxiaoxin/micropython,blmorris/micropython,methoxid/micropystat,HenrikSolver/micropython,blmorris/micropython,noahwilliamsson/micropython,danicampora/micropython,skybird6672/micropython,ganshun666/micropython,ganshun666/micropython,dinau/micropython,heisewangluo/micropython,xhat/micropython,PappaPeppar/micropython,aethaniel/micropython,TDAbboud/micropython,puuu/micropython,Peetz0r/micropython-esp32,suda/micropython,praemdonck/micropython,TDAbboud/micropython,ericsnowcurrently/micropython,warner83/micropython,emfcamp/micropython,methoxid/micropystat,henriknelson/micropython,omtinez/micropython,PappaPeppar/micropython,matthewelse/micropython,cwyark/micropython,cnoviello/micropython,xuxiaoxin/micropython,infinnovation/micropython,hiway/micropython,MrSurly/micropython-esp32,ruffy91/micropython,pfalcon/micropython,SHA2017-badge/micropython-esp32,torwag/micropython,orionrobots/micropython,pozetroninc/micropython,selste/micropython,xhat/micropython,mianos/micropython,adafruit/circuitpython,xyb/micropython,blazewicz/micropython,ChuckM/micropython,Peetz0r/micropython-esp32,jlillest/micropython,EcmaXp/micropython,HenrikSolver/micropython,turbinenreiter/micropython,trezor/micropython,cwyark/micropython,vitiral/micropython,warner83/micropython,dinau/micropython,mpalomer/micropython,kerneltask/micropython,heisewangluo/micropython,SungEun-Steve-Kim/test-mp,jmarcelino/pycom-micropython,turbinenreiter/micropython,ruffy91/micropython,mgyenik/micropython,henriknelson/micropython,orionrobots/micropython,hosaka/micropython,dhylands/micropython,infinnovation/micropython,mianos/micropython,suda/micropython,kostyll/micropython,dmazzella/micropython,noahwilliamsson/micropython,pramasoul/micropython,utopiaprince/micropython,pramasoul/micropython,warner83/micropython,swegener/micropython,mianos/micropython,ceramos/micropython,dinau/micropython,trezor/micropython,danicampora/micropython,tdautc19841202/micropython,chrisdearman/micropython,pozetroninc/micropython,Peetz0r/micropython-esp32,omtinez/micropython,vriera/micropython,selste/micropython,jimkmc/micropython,pozetroninc/micropython,AriZuu/micropython,tdautc19841202/micropython,adamkh/micropython,cloudformdesign/micropython,adamkh/micropython,suda/micropython,aitjcize/micropython,matthewelse/micropython,emfcamp/micropython,slzatz/micropython,pfalcon/micropython,adafruit/circuitpython,lbattraw/micropython,xuxiaoxin/micropython,ernesto-g/micropython,swegener/micropython,noahchense/micropython,xyb/micropython,KISSMonX/micropython,TDAbboud/micropython,vitiral/micropython,hiway/micropython,dinau/micropython,tobbad/micropython,blazewicz/micropython,turbinenreiter/micropython,cwyark/micropython,dmazzella/micropython,adafruit/circuitpython,bvernoux/micropython,suda/micropython,emfcamp/micropython,noahwilliamsson/micropython,galenhz/micropython,kerneltask/micropython,kostyll/micropython,Vogtinator/micropython,heisewangluo/micropython,jlillest/micropython,bvernoux/micropython,matthewelse/micropython,mianos/micropython,feilongfl/micropython,noahchense/micropython,jimkmc/micropython,AriZuu/micropython,tobbad/micropython,blmorris/micropython,misterdanb/micropython,jmarcelino/pycom-micropython,warner83/micropython,orionrobots/micropython,adafruit/micropython,vitiral/micropython,oopy/micropython,micropython/micropython-esp32,micropython/micropython-esp32,tralamazza/micropython,dmazzella/micropython,mpalomer/micropython,tuc-osg/micropython,noahchense/micropython,praemdonck/micropython,adafruit/micropython,utopiaprince/micropython,tdautc19841202/micropython,toolmacher/micropython,ganshun666/micropython,methoxid/micropystat,EcmaXp/micropython,oopy/micropython,feilongfl/micropython,feilongfl/micropython,supergis/micropython,ceramos/micropython,vitiral/micropython,pfalcon/micropython,Timmenem/micropython,EcmaXp/micropython,tuc-osg/micropython,pfalcon/micropython,EcmaXp/micropython,feilongfl/micropython,hosaka/micropython,kostyll/micropython,TDAbboud/micropython,kostyll/micropython,jlillest/micropython,pramasoul/micropython,rubencabrera/micropython,oopy/micropython,aitjcize/micropython,alex-march/micropython,SungEun-Steve-Kim/test-mp,ernesto-g/micropython,SungEun-Steve-Kim/test-mp,dmazzella/micropython,paul-xxx/micropython,misterdanb/micropython,lowRISC/micropython,matthewelse/micropython,jimkmc/micropython,ahotam/micropython,ganshun666/micropython,bvernoux/micropython,noahchense/micropython,aethaniel/micropython,matthewelse/micropython,alex-robbins/micropython,drrk/micropython,mpalomer/micropython,trezor/micropython,supergis/micropython,galenhz/micropython,MrSurly/micropython,cwyark/micropython,PappaPeppar/micropython,infinnovation/micropython,neilh10/micropython,alex-march/micropython,stonegithubs/micropython,blazewicz/micropython,methoxid/micropystat,skybird6672/micropython,ernesto-g/micropython,AriZuu/micropython,rubencabrera/micropython,utopiaprince/micropython,adafruit/circuitpython,lowRISC/micropython,torwag/micropython,Timmenem/micropython,ryannathans/micropython,tdautc19841202/micropython,MrSurly/micropython-esp32,paul-xxx/micropython,emfcamp/micropython,hiway/micropython,swegener/micropython,dxxb/micropython,rubencabrera/micropython,AriZuu/micropython,MrSurly/micropython-esp32,omtinez/micropython,redbear/micropython,pfalcon/micropython,tralamazza/micropython,Vogtinator/micropython,adafruit/micropython,lowRISC/micropython,SungEun-Steve-Kim/test-mp,utopiaprince/micropython,ernesto-g/micropython,oopy/micropython,rubencabrera/micropython,dxxb/micropython,cloudformdesign/micropython,neilh10/micropython,xuxiaoxin/micropython,henriknelson/micropython,ericsnowcurrently/micropython,MrSurly/micropython,stonegithubs/micropython,adamkh/micropython,jlillest/micropython,redbear/micropython,danicampora/micropython,misterdanb/micropython,neilh10/micropython,omtinez/micropython,alex-robbins/micropython,henriknelson/micropython,alex-march/micropython,redbear/micropython,emfcamp/micropython,tobbad/micropython,MrSurly/micropython-esp32,toolmacher/micropython,cloudformdesign/micropython,HenrikSolver/micropython,hiway/micropython,lbattraw/micropython,mhoffma/micropython,drrk/micropython,tralamazza/micropython,martinribelotta/micropython,heisewangluo/micropython,dhylands/micropython,feilongfl/micropython,orionrobots/micropython,dxxb/micropython,slzatz/micropython,ahotam/micropython,praemdonck/micropython,xyb/micropython,adamkh/micropython,ahotam/micropython,rubencabrera/micropython,noahwilliamsson/micropython,bvernoux/micropython,noahchense/micropython,kerneltask/micropython,supergis/micropython,blazewicz/micropython,torwag/micropython,stonegithubs/micropython,paul-xxx/micropython,ChuckM/micropython,toolmacher/micropython,ChuckM/micropython,xuxiaoxin/micropython,slzatz/micropython,HenrikSolver/micropython,Vogtinator/micropython,ChuckM/micropython,adafruit/micropython,supergis/micropython,orionrobots/micropython,puuu/micropython,adafruit/circuitpython,stonegithubs/micropython,slzatz/micropython,chrisdearman/micropython,puuu/micropython,martinribelotta/micropython,praemdonck/micropython,puuu/micropython,lbattraw/micropython,tralamazza/micropython,toolmacher/micropython,dhylands/micropython,mhoffma/micropython,slzatz/micropython,ceramos/micropython,EcmaXp/micropython,selste/micropython,lbattraw/micropython,jmarcelino/pycom-micropython,alex-robbins/micropython,selste/micropython,aitjcize/micropython,ruffy91/micropython,drrk/micropython,pramasoul/micropython,cwyark/micropython,swegener/micropython,hosaka/micropython,utopiaprince/micropython,dinau/micropython,methoxid/micropystat,deshipu/micropython,PappaPeppar/micropython