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AVR128DB28 Usart Communication
Hey everyone, I am trying to use the usart on an AVR128DB28. I am seeing garbled data.   I suspect that the OSCCFG fuse is not programmed correctly (it is set to factory...
Sunday, 15 May 2022 - 12:19
atmega4808 USART reliability using internal clock
Hi Guys, I would like to use an atmega4808 with the usart at 115200 bps (or faster).   The only clock option is to use the 20 MHz internal oscillator.    When using...
Wednesday, 4 May 2022 - 11:41
protecting code atmega328p
Hello Guys, I have an atmega328p I want to secure from reading.   I have successfully programmed the lock bits, and the application section cannot be read out. Tested, and it...
Wednesday, 13 April 2022 - 09:33
M328p code doesn't work in M328pb
Hello everyone,   According to: Atmel AT15007: Differences between ATmega328/P and ATmega328PB [APPLICATION NOTE] Code compiled for ATmega328 variants are compatible...
Wednesday, 23 March 2022 - 19:32
SNAP Debugger communication error
Hi guys I just got a snap today. I want to use this board to program an attiny.   I have been reading the forums for hours. It seems like others have this same problem....
Friday, 11 March 2022 - 19:40
user row AVR64DA
Hi guys, I tried to program the user row of the AVR64DA28 device using a jtag2updi programmer. It worked while the user row was erased (never been programmed, contents 0xFF)....
Tuesday, 22 February 2022 - 12:59
HV UPDI Programmer
Hi Guys, I just bricked the only attiny1624's I have and I can't buy any more due to the chip shortage.   I thought it would be necessary to have a UPDI programmer that would...
Monday, 31 January 2022 - 15:27
Internal Eeprom reads 0xFF at Startup
Hello Everyone, Here is a problem I have been trying to figure out for years. Every thread I have seen over several years regarding this exact same problem leads nowhere, and...
Thursday, 18 March 2021 - 20:31
avr programmer to detect burned pin?
Hi Guys, I have an expensive Labtool 48 XP universal programmer. (very nice programmer) Suddenly one day a year after I purchased it, the company decided to just stop supporting...
Saturday, 30 January 2021 - 23:55
Assembler only Forum
To Mods:   I am seeing a lot of assembler programming questions/posts/problems. It would be wonderful if you could start a forum specifically for assembler programming...
Sunday, 1 November 2020 - 14:31
simple PWM avr assembler atmega328pb not working
Hi Everyone, I am trying to send an Infrared signal from PB1 on an arduino UNO board. I have changed the crystal on the board to 3.6864 MHz and adjusted the fuses. Just to verify...
Monday, 13 July 2020 - 00:03
atmega328pb problems
Hi Guys, I am hoping someone can help me. I am programming a very small file into an atmega328pb. The program is only to test each pin to ensure the board connections are good...
Friday, 1 May 2020 - 20:10

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