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cannot unlock AVR128DA32 with pymcuprog I have used pymcuprog to program flash, userrow and eeprom without any problem. Now, I tried to lock the device by writing to the lockbits. This works too, I can't access the cpu... |
Wednesday, 13 October 2021 - 08:32 |
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setting USERROW with pyupdi on AVR128DA I want to program the USERROW section with pyupdi. I tried the following command to set USERROW0 to 0x03: pyupdi -c /dev/ttyUPDI -d avr128da32 -fs 48:0x3 48 should... |
Saturday, 2 October 2021 - 23:44 |
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R/G Led with PWM on AVR128DA32 I have connected a R/G Led between two port pins (PD4,PD5) so that I choose between red/green color. Now, I'd like to extend that with pwm so that the leds can show yellow/orange... |
Friday, 11 June 2021 - 22:54 |
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Strange behaviour of DIRSET on AVR128DA32 I'm using the following code to set PORTD4 and PORTD5 as outputs: VPORTD.DIR |= (1<<4); VPORTD.DIR |= (1<<5);This works as expected. When I change the code to... |
Sunday, 20 September 2020 - 20:26 |
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self programming on AVR128DA48 I tried self programming on the AVR128DA48. I have set BOOTSIZE=4, my program fits into the BOOT section (<2KB). The following code works: while(NVMCTRL.STATUS... |
Monday, 15 June 2020 - 22:26 |
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self programming on ATmega4809 I tried to use self programming on the ATmega4809 (Nano Every). I have set BOOTEND to 1, and wrote a small program that fits into the BOOT section: int main(void) {... |
Wednesday, 29 April 2020 - 20:13 |
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Mega4809 ADC and AC configuration Hi, I want to use the Analog Comparator as well as the ADC for the same input voltage. I tried to assign pin PD1 for the the ADC (AIN1) as well as the AC (P3). However,... |
Friday, 24 April 2020 - 12:42 |
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Analog Comparator output on ATMEGA328PB Hi, the ATMEGA328PB has an ACO output on Port PE0. How can I activate this output? Is it sufficient to set ACD=0? I couldn't figure this out from the latest... |
Wednesday, 18 March 2020 - 11:24 |
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ADC Noise Canceller Hi, I want to use the ADC noise canceler on the ATMEGA328PB. If there is an other interrupt before the ADC conversion completes, the ADC conversion continues in active mode... |
Tuesday, 15 October 2019 - 10:18 |
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Strange fuse settings on ATmega324P I have multiple boards with an ATMEGA324P20AU that is programmed on-board via SPI. The cpus are all marked as "ATMEGA324P20AU 1038G". When I tried to connect with avrdude there... |
Thursday, 7 April 2016 - 17:49 |
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power save mode on ATMEGA324P with async timer I'm using timer 2 with a 32,768kHz crystal in async mode. I'm using the overflow interrupt in my software to run once every second. To keep the CPU in sleep mode, I have used the... |
Monday, 1 June 2015 - 10:05 |
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Cannot clear Compare Output on ATMEGA324PA I'm using Timer2 on the ATMega324PA with an external 32.768kHz crystal on TOSC1/TOSC2. Timer2 is running in CTC mode, and I'd like to create an output pulse on either OC2A or OC2B... |
Thursday, 12 March 2015 - 09:58 |