We have used the MSP on a number of projects requiring interface to 5 volt perpherials. For outgoing ONLY, we use 74HCTxx (the T is important) with their Vcc at 5v. For input and/or bi-directional we use IDT's QuickSwitch products. http://www.idt.com/products/pages/Bus_Switches.html
-Bill Knight R O SoftWare On Sun, 6 Oct 2002 09:22:43 +1300, Guy Robinson wrote: >Yep. > >Guy >----- Original Message ----- >From: "Chris Liechti" <[email protected]> >To: <[email protected]> >Sent: Sunday, October 06, 2002 5:10 AM >Subject: Re: [Mspgcc-users] Guys, what do you think of this... > > >Am 05.10.2002 17:49:13, schrieb "Ricardo H. Wiggers" ><[email protected]>: >>I couldn´t find the 3V/5V interface app note in Texas site. >>Where's it? > >probalbly this one: >http://www-s.ti.com/sc/psheets/slaa148/slaa148.pdf > >chris > >>----- Original Message ----- >>From: "Guy Robinson" <[email protected]> >>To: <[email protected]> >>Sent: Friday, October 04, 2002 11:08 PM >>Subject: Re: [Mspgcc-users] Guys, what do you think of this... >> >> >>> As a hobby user I would add: >>> >>> MSP430 ISD is/can be cheaper. make your own or $49 US v's $299 for the >>> JTAG-ICE. Yes I know the ice200 is now $99 but that doesn't do mega parts >>> >>> MSP430 currently has better/more options for low power design. Correct me >>if >>> I'm wrong but you can't wake a megaAVR from the lowest power mode on a >>UART >>> interrupt. >>> >>> I'm finding MSP's easier and cheaper in small volumes. >>> >>> Against that you need to work in smd and 3V, but that seems to be the way >>> things are going anyway. The new application note on 3V/5V interfacing on >>> the TI site is the best I've seen on the subject. >>> >>> Lastly MSP-GCC is fantastic and being actively developed by Dmitry/Chris >>e/ >>> and others. IMO a more stable GCC port than AVR-GCC and ISD on the way:-) >>> >>> Guy >>> >>> ----- Original Message ----- >>> From: "Marc R. Wetzel" <[email protected]> >>> To: <[email protected]> >>> Sent: Thursday, October 03, 2002 9:43 PM >>> Subject: [Mspgcc-users] Guys, what do you think of this... >>> >>> >>> > >>> > From the marketing gurus at Atmel... >>> > >>> > They compare the msp430xx to the avr megas. >>> > I'd like to hear what you think about it... >>> > >>> > Is this "fact-based" in your opinion or just marketing blabla? >>> > >>> > http://www.atmel.com/atmel/ad/fastavr/megaAVR_analysis.pdf >>> > >>> > >>> > Greetings >>> > Marc >>> > >>> > --- >>> > You must know, I live in both worlds... >>> > >>> > >>> > >>> > ------------------------------------------------------- >>> > This sf.net email is sponsored by:ThinkGeek >>> > Welcome to geek heaven. >>> > http://thinkgeek.com/sf >>> > _______________________________________________ >>> > Mspgcc-users mailing list >>> > [email protected] >>> > https://lists.sourceforge.net/lists/listinfo/mspgcc-users >>> > >>> >>> >>> >>> ------------------------------------------------------- >>> This sf.net email is sponsored by:ThinkGeek >>> Welcome to geek heaven. >>> http://thinkgeek.com/sf >>> _______________________________________________ >>> Mspgcc-users mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/mspgcc-users >>> >>> >>> >> >> >> >> >>------------------------------------------------------- >>This sf.net email is sponsored by:ThinkGeek >>Welcome to geek heaven. >>http://thinkgeek.com/sf >>_______________________________________________ >>Mspgcc-users mailing list >>[email protected] >>https://lists.sourceforge.net/lists/listinfo/mspgcc-users >> >> > > > > > >------------------------------------------------------- >This sf.net email is sponsored by:ThinkGeek >Welcome to geek heaven. >http://thinkgeek.com/sf >_______________________________________________ >Mspgcc-users mailing list >[email protected] >https://lists.sourceforge.net/lists/listinfo/mspgcc-users > > > > >------------------------------------------------------- >This sf.net email is sponsored by:ThinkGeek >Welcome to geek heaven. >http://thinkgeek.com/sf >_______________________________________________ >Mspgcc-users mailing list >[email protected] >https://lists.sourceforge.net/lists/listinfo/mspgcc-users
