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ARM CORTEX M7 SPI Problem
I am still having an issue with SPI chip select SPIO_NPCS1 using a SAME70Q21 ARM cortex 7. Accordingly to the datasheet SAM E70 page 942, it shows that chip select can be enabled...
Tuesday, 12 June 2018 - 22:35
ARM CORTEX M7 SPI Problem
I think I have an answer. When defining the PSI device ID structure, I did set the device ID to the chip select pin. The device iD need to be ether 0,1,2 or 3 corresponding to the...
Monday, 4 June 2018 - 17:55
Xmega using pgm_read_float_far
Hi Clawson,   In your comment "Why using old style pgm_" access. What should I be using?   Thank You. Charles
Thursday, 13 April 2017 - 16:20
Counting external pulse using xmega256d3?
Thanks LIya, I'll check it out.   Charles
Friday, 14 August 2015 - 22:16
AVR Xmega 64 bits floatting point support
Thank you all the inputs. It is appreciated   Charles
Wednesday, 4 February 2015 - 16:41
Code not executing properly with xmega256D3
Hi Snigelen, It turnout that the problem is with the debugger that is showing the wrong value when stepping throuh the code. On the top of that there was some incorrect value in...
Monday, 2 February 2015 - 22:02
Code not executing properly with xmega256D3
I am thinking of getting some better tools for compiler and debugger. Any recommendation? I am thinking of IAR tools set Thanks, Charles
Monday, 2 February 2015 - 05:17
Code not executing properly with xmega256D3
I thought that powf handles float as parameters and pow handles double. I did not think that AVR8 compiler can handle double, just float as 32 bits. Anyway, I think the code is...
Sunday, 1 February 2015 - 04:09
Code not executing properly with xmega256D3
dns,val1 and prm are float. (prm[] array of 13 float) b is a char   Thanks,   Charles  
Saturday, 31 January 2015 - 17:29
AVR xmega Boot issue
I think I might have loaded the wrong code into the flash. Now everything seems to be working. Charles
Monday, 12 January 2015 - 19:46
sscanf resolution
Thank you all for your replies. I did check with the online converter first but I must I have misread the results.   Thank you again!   Charles
Thursday, 11 December 2014 - 16:22
RTC time of day code available?
Thank You clawson, I will check it out
Saturday, 16 March 2013 - 19:36

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