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Bootloader for ATmega4809
Hello. I'm trying to make a bootloader for an ATmega4809. I'm using this programmer https://github.com/ElTangas/jtag2updi And it works fine so far.   I'm using AtmelStudio 7....
Saturday, 8 June 2019 - 18:12
AVR and SX1276 LoRa
Hello forum,   Has anyone tried to port or build from scratch a library for SX1276 chip?   I want to use its LoRa modulation without MAC implementation for a simple chip...
Sunday, 30 September 2018 - 15:45
ATmega328P Timer0 and UART confliction
Hello forum, I bought two arduino pro mini boards based on ATmega328P. I wrote a program in Atmel Studio and I used avrdude and an ISP programmer (usbasp) to flash the hex....
Friday, 28 September 2018 - 16:26
ATmega32 write data to flash
How can i store data to a blank page of flash during program is executing?   EDIT: the data which saved in flash, must be remain forever until re-writed by new data, by mcu.
Sunday, 21 December 2014 - 00:24
ADC interrupt
I want to get conversion of whole channels of ADC with interrupt. i tried this ISR(ADC_vect) { if (channel > 7) { channel = 0; adc_complete = 1; } adc_test[channel...
Friday, 19 December 2014 - 23:21
Declare port twice
What it happens when i declare a port direction twice? for example:   DDRB = (1<<PB1)|(1<<PB2)|(1<<PB3) DDRB |= (1<<PB4)   i tried and PB4 not...
Tuesday, 16 December 2014 - 23:54
micro sdcard spi with ATmega32
i want to communicate with a micro sdcard with an ATmega32 using SPI. i make a simple spi loopback and works fine. now, how can i communicate with micro sdcard to write and read...
Monday, 15 December 2014 - 21:51
Multifunction PORT on ATMEGA
Can i setup in a port a multible functions? For example: i want to enable SPI and use the other pins normally as a GPIO pins. or, to enable UART and using other rest pins as GPIO...
Friday, 28 November 2014 - 22:50
Level Translator for AVR and microSD
Hello! I want to connect a microSD card in my AVR ATMEGA32 which its operate with 5V. The microSD card i think that operates with 3.3V so, it is must to connected via bidirectinal...
Saturday, 15 November 2014 - 11:35
ATMEGA32 & JTAG - Help
i was looking about JTAG programming for ATMEGA32.   From datasheet: To be able to use the JTAG interface, the JTAGEN Fuse must be programmed. The device is default shipped...
Thursday, 16 October 2014 - 21:51
Arduino Due and CAN
i want to make a simple loopback communication between two CAN channels (with SN65HVD233) on Arduino Due (CAN0 transmitter - CAN1 receiver) any tutorials?? im writing on...
Monday, 13 October 2014 - 15:58
Beginning with arm
Hello! I have a SAM3N-EK kit and i want to get starting with arm programming. I had does some efforts with tutorials and examples about ASF, but all my programs works by little...
Wednesday, 1 October 2014 - 20:36