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An ADC with 513 counts is 9 or 10-bit?
Hi Freaks. I have bought LTC2414 ADC from Linear Technologies: http://www.linear.com/pc/product... Manufacturer from the very first page clearly states it is a 24-bit ADC, low...
Sunday, 23 January 2011 - 14:26
Main reusing bootloader code.
The bootloader obviously contains eeprom/flash/lock access routines, communication stack (USB DFU, AN109 or other), RC calibration(like Butterfly) and other.. Then I write my...
Tuesday, 23 November 2010 - 10:54
Exceptions in SREG_x rules
I wonder why: QA: "com x" "sub 0xFF,x" but: "com x" => SREG_C set, "sub 0xFF,x" => SREG_C cleared, Is this SREG_C being set necessary in some (16-bit) operations? This is an...
Wednesday, 22 September 2010 - 10:12
Tiny2313/4313 initialisation by compiler
Note this has been split off an existing thread here: https://www.avrfreaks.net/index.p... Quote:As long as you tell the truth to C compilers, they will generate the correct...
Monday, 16 August 2010 - 10:25
34 alternatives of asm "clr"
I was wondering - how many methods there are to clear an 8-bit register. Strictly speaking: How many distinguishable asm opcodes can modify in one asm op-code command a nonzero 8-...
Monday, 2 August 2010 - 23:50
Crystal capacitors to GND or VCC
What is the difference in connecting two crystal capacitors in three situations below (AT90USB162 and other AVRs): A: both to GND (this is the solution found in AN and datasheets...
Saturday, 31 July 2010 - 16:06
BRIE also known as BRBS SREG_I Wanted
QA: Did anybody experienced: - BRIE or BRBS SERG_I aka "branch if "I" flag is set" - BRIC or BRBC SREG_I aka "branch if "I" flag is clear" in any compiled HLL or asm code? QB: Why...
Wednesday, 28 July 2010 - 13:57
FLASHEND triangle
QA: Which "rjmp" will be taken when AVR starts executing uninitialized program memory (typically located just below FLASHEND)? .org 0x0000 rjmp reset rjmp int0_isr rjmp int1_isr...
Wednesday, 14 July 2010 - 15:37
Self-programming ATMega
I wrote a code (asm) which writes data to flash (self-programming). It runs on real ATTiny2313 and simulates on ATTiny2313 and ATMega162 without a problem. But it does not want to...
Tuesday, 22 June 2010 - 23:35
Prevent for(;;){} loop reversal
Hi. The compiler sometimes reverses iterating loops. 1. How to prevent it? 2. How to force it? 3. How to tell the compiler it can take any, not necessarily sequential order?
Monday, 14 June 2010 - 12:21
Five JTAG breakpoint capabilities
AVRs with JTAG debugger interface can trigger (ATMega16, rev. P, p.222): A: AVR Break Instruction B: Break on Change of Program Memory Flow C: Single Step Break D: Program Memory...
Thursday, 27 May 2010 - 16:59