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beg for the fast resistor brand and model
hi, guys, I wanna find some good quality resistors as 5V to 3.3V voltage convertor for the SPI interface running at 4Mhz or 8Mhz. Anyway, I just want these resistors to be around...
Saturday, 22 July 2006 - 14:46
SPI speed problem between mega1281 and CC2420
hi, I'm using CC2420 802.15.4 chip with mega1281. My mega1281 running at 16Mhz and 5V and CC2420 is running at 3.3V. So the interface between them need the voltage conversion....
Saturday, 15 July 2006 - 20:15
about the compatibility between mega64 and mega128
hi, just wanna ask if mega64's registers exactly the same as in mega128? I know their flash and eeprom got different size. Cos i wrote some code for mega128 and I downloaded to...
Friday, 14 July 2006 - 14:24
what's the official reseller of AVRJTAGICEmkII in Sweden?
hi, I heard that university buying AVRJTAGICEmkII could be half the price, so I wanna find out which company is the official reseller of JTAGICEmkII in Sweden. Anyone knows?
Friday, 14 July 2006 - 13:20
Help! How to download code to mega1281/2561 in AVRstudio??
just found out that after the connection is established between my CPU and AVRstudio by a AVR-USB-JTAG from Olimex, I can't find the mega1281 or 2561 in the device list. It was...
Thursday, 13 July 2006 - 17:04
asking faster way to copy 8bit reg to high byte of a int
hi, guys, I'm optimizing the code now. My target is mega1281 and my opt = 1 in makefile My original idea is: volatile unsigned short int coversion_result; ... ......
Thursday, 13 July 2006 - 09:00
is DOUBLE type 32bits in WINAVR???
hehe, just a silly question. I thought DOUBLE should be 64bits anywhere.
Thursday, 13 July 2006 - 07:22
beg for the macros of mega128 and mega1281
hi, guys, I have been struggling for some days try to write the macro defined functions for all the stuff inside meag128 and mega1281, like timers, USART, SPI, TWI, ADC. The...
Wednesday, 12 July 2006 - 19:58
about the SPIF setting of SPI timing in AVR
hi, just wanna ask if the SPI clock is half of system clock, after sending out one byte in 16 system clocks, will the SPIF be set in the 16th clock or 17th clock?
Wednesday, 12 July 2006 - 11:10
Running mega128 and mega1281 at 3.3V and 16MHz
HI, guys, just wanna ask what's your experience of hyper clocking the AVRs, what's the chance of damaging the CPU.
Tuesday, 11 July 2006 - 15:35
how to check macro defined function parameter in compiling
hi, just wanna know if it's possible to check the macro defined function parameter in compile time. The parameter should be a predefined constant and have some limit value. I want...
Sunday, 9 July 2006 - 15:23
how to check the target AVR in head file
hi, I want to check if the target in makefile is atmega1281 or atmega128, so what's the standard way in WINAVR then? Is it #if defined(__AVR_ATmega1281__) ///code #elif defined(...
Sunday, 9 July 2006 - 12:06

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