For example, i would like to input a bit through SI in the rising edge of the clock and get the output SO in the falling edge of the clock.
Assembly gives more control over the bit level behavior. right? > On Mon, May 16, 2011 at 12:23 AM, Prasanna Karthik V < > prasannakart...@cse.iitb.ac.in> wrote: > >> Is there any mean by which i can include assembly code as a part of the >> application code? >> >> I am looking for this option so that i dont have to use the JTAG based >> approach to download the application code onto the motes. >> >> Any idea? >> > > why are you thinking that you need assembly to do this? > > what exactly are you thinking of doing? And why this will replace doing > code/flash writing from the JTAG. > > You can program the flash using c code. > > But what you are expressing sounds funny. > > eric > > >> > I was thinking of directly writing assembly code to do the same. >> > >> > I have a basic question. How do i install the hex files generated >> after >> > compiling the asm code. Can i use `telosb reinstall` for this? So that >> the >> > newly generated hex file is installed on the mote. >> > >> > Excuse if that sounds stupid. >> > >> > >> >> Could this help? - http://www.sparkfun.com/products/9544 >> >> >> >> Regards, >> >> >> >> André >> >> >> >> ----- Original Message ----- >> >> From: Eric Decker >> >> To: Prasanna Karthik V >> >> Cc: tinyos-help@millennium.berkeley.edu >> >> Sent: Saturday, May 14, 2011 8:00 PM >> >> Subject: Re: [Tinyos-help] Spi Testing >> >> >> >> >> >> >> >> >> >> In short, probably not. While SPI is a serial bus, most >> >> implementations, especially the msp430 implementation enforces byte >> >> boundaries. The smallest unit of transmission is a byte. >> >> >> >> >> >> On Sat, May 14, 2011 at 11:28 AM, Prasanna Karthik V >> >> <prasannakart...@cse.iitb.ac.in> wrote: >> >> >> >> I am testing the SPI functionality of a connected radio. I >> could >> >> see >> >> that there are functions that send/read a byte over the SPI >> to/from >> >> the radio. >> >> >> >> Is there any lower level interface that enables us to send a >> >> bit(through >> >> SI) over the SPI , thereby receiving the same bit on SO pin? >> >> >> >> In short, i want to do bit-banging and test the SPI device's >> working >> >> status. >> >> >> >> _______________________________________________ >> >> Tinyos-help mailing list >> >> Tinyos-help@millennium.berkeley.edu >> >> >> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help >> >> >> >> >> >> >> >> >> >> -- >> >> Eric B. Decker >> >> Senior (over 50 :-) Researcher >> >> >> >> >> >> >> >> >> >> >> >> >> ------------------------------------------------------------------------------ >> >> >> >> >> >> _______________________________________________ >> >> Tinyos-help mailing list >> >> Tinyos-help@millennium.berkeley.edu >> >> >> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help >> > >> > >> > >> >> >> _______________________________________________ >> Tinyos-help mailing list >> Tinyos-help@millennium.berkeley.edu >> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help >> > > > > -- > Eric B. Decker > Senior (over 50 :-) Researcher > _______________________________________________ Tinyos-help mailing list Tinyos-help@millennium.berkeley.edu https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
