avr

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pointers in C with a #define

The function: #define ASSOC(port) (*(volatile bit_field *) (&port)) The function call: #define SCLK ASSOC(PORTC).bit0[详细]

2023-02-01 10:41 分类：问答
Launch Failure as no Binaries Could Be Found

I am using AVR32 studio 2.6 to try to compile a c++ project, but everytime i try to run it, it says launch fa开发者_StackOverflow社区ilure as no binaries could be found. Is there a fix for this error[详细]

2023-01-27 06:55 分类：问答
Pin Change Interrupt - External Interrupt with Internal Interrupt

Here in the program, am cycling through LEDs using timer interrupt & if someone presses a switch, it should stop the first interrupt & trigger second one that should lit the led according to t[详细]

2023-01-24 01:36 分类：问答
Need help with timer

For last 2 weeks am trying to learn timer & interrupt & wrote a program (with开发者_如何学编程 my understanding) to blink LEDs on ATMEGA2560 but no matter what I do TCNT0 never increments &[详细]

2023-01-23 07:31 分类：问答
AVRdude encrypt/decryption HEX file on the fly in VB

Hey all i am looking to decrypt my HEX code file for an ATTiny chip and programming it using the AVRDude command line interface. Problem being, i do not want the user to be able to see what the HEX fi[详细]

2023-01-19 15:40 分类：问答
Linear interpolation in direct digital synthesis

I\'m working on a microcontroller DDS project in C and am having some trouble figuring out how to compute a linear interpolation to smooth the output values.The program as it stands now[详细]

2023-01-19 06:59 分类：问答
Is a logical right shift by a power of 2 faster in AVR?

I would like to know if performing a logical right shift is faster when shifting by a power of 2 For example, is[详细]

2023-01-16 22:04 分类：问答
AVR Long running code from within timer interrupt

I\'ve got some code that needs to run every 2 minutes which seems simple enough. The problem seems that triggering a long running process fr开发者_JAVA百科om within a timer causes the timers to go wob[详细]

2023-01-15 15:13 分类：问答
C Read char as binary

This is actually part of a project I\'m working on using an avr. I\'m interfacing via twi with a DS1307 real-time clock IC. It reports information back as a series of 8 chars. It returns in the format[详细]

2023-01-15 00:43 分类：问答
what is/where can i find more info on "HI2COUT"

looking to bit-bang the I2C interface of a MCP23017 with an ATtiny13A, a lot of places mention HI2COUT as a method to send data on the I2C bus but i have no clue if this is part of a language or a Lib[详细]

2023-01-12 04:16 分类：问答