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Can not change Timer registers
Hi, I'm quite familiair with all kinds of Atmel and ARM-based microcontrollers. I'm using the ATXMEGA128A1U with MicroChip Studio. IO-ports work fine. I try to implement timer...
Saturday, 23 April 2022 - 14:53
TWI why is clock signal not released?
Hi, I like to understand the XMEGA128 TWI/I2C peripheral on a bit level without using a library. I wanted and managed to get the master to read only one single byte from the slave...
Saturday, 15 May 2021 - 06:07
SAM4E8E not accessible in bootmode?
Hi, I like to understand how de SAM4E8E behaves in bootmode. I did manage once to flash the uC by the Windows SAM-BA application by USB. Somehow this does not work anymore. So I...
Tuesday, 10 December 2019 - 20:16
Why ATSAM uC only runs after once started in debug mode.
Hi, I tried the Atmel ASF library to simply toggle an I/O-pin on the D-port on a custom board containing the ATSAM4E8E uC. The application builds without errors or warnings. With...
Friday, 17 May 2019 - 19:02
ISP on Atmel-ICE does not support debugging
I know it's an old topic. But I'm curious on what condition does Atemle Studio 7 decide to show this "ISP on Atmel-ICE does not support debugging" message. It's about a new PCB...
Saturday, 15 December 2018 - 15:23
ATMEGA328P I2C No ack/nak interrupt occurred after sending slave address
Hi,   I'm trying to create my own Atmel I2C master driver. I succesfully created a slave driver before. - I like to control the SSD1306 monochrome oled display - it will be...
Sunday, 2 December 2018 - 17:55
Mystery: MEGA328P reset pin autonomous oscillation
Hi, It's about the MEGA328P reset circuit. I try to get the Makeblock plotter V2.0 Me-Orion control board (12V external powersupply) working with Atmel Studio 7 through ISP. On...
Monday, 12 March 2018 - 19:45
Looking for best debugger/programmer
Hi, I have some experience with different type of uC's and with debuggers in assembler, C and C++. I experimented with the Atmel-ICE in Atmel Studio 7. My impression: this is not...
Thursday, 15 September 2016 - 20:38
Looking for TWI/I2C driver source code
Hi,   This URL points to an TWI/I2C example project:   http://www.atmel.com/webdoc/AVRLibcReferenceManual/group__twi__demo.html   but the link to the sourcecode is...
Tuesday, 9 August 2016 - 11:12
Slow flashing Atmega328PB X PLAINED mini
Hi,   I like to experiment with a touchsensor so I got the 'Atmega328PB X PLAINED mini' board. Downloaded Studio7 and flashing an example program. But, it takes about 60...
Saturday, 6 August 2016 - 18:57
ATmega328PB Xplained mini debug question
Hi,   I need to debug the ATmega328PB uC on the Xplained mini development board. It says the build-in mEDBG unit can debug the code, yes, but only on assembler code level. I...
Saturday, 2 July 2016 - 15:36
Atmel Studio: How to declare uninitialized variables
Hi,   My application needs to know if it is at some first startup (after some event) or at a next startup (by watchdog reset).   I think I can solve this problem if I...
Tuesday, 6 October 2015 - 18:37

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