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ATMega4809 TWI start condition sends additional 8 clock signals I am trying to read a simple i2C temperature sensor. I can write to the sensors registers no problem and I receive all the ACK's as expected. The problem comes in when I try to... |
Sunday, 23 May 2021 - 09:04 |
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FATFS overwriting data and writing duplicates Hi All I have a problem I cannot pinpoint with the use of FATFS (I think). The project goes like this: -Read the time and date from a real time clock,... |
Monday, 10 May 2021 - 21:52 |
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Is TWI BAUD register allowed to be set to ZERO? Hi All, I am using an ATMega4809 running at 10MHz to communicate with an i2c device. I have the protocol working and there are no issues however I realized when I slowed the F_CPU... |
Monday, 12 April 2021 - 06:35 |
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SD card to USB Bridge? Hi all I cannot find an answer anywhere so I wonder if anyone could help. I am looking for an atmel ic that can bridge an SD card to USB. I have and SD card that has a data.csv... |
Sunday, 7 March 2021 - 19:38 |
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MCP73833 LI-ION Charger acting strange Hi Guys I am trying to get a MCP73833 working however it seems to be acting strange. I have two versions wired up identically however the PCB layouts are ... |
Thursday, 8 October 2020 - 17:45 |
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Watchdog set sequence confusion Hi All In the atmega328pb data sheet it gives a timed sequence to change the watchdog timer. There is one point i do not understand it seems as my watchdog generates resets... |
Friday, 28 August 2020 - 05:15 |
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SRAM size at compile time vs run time? Hi All How does one know when your SRAM is too full at compile time and whether your code will crash during runtime? For example i write some code for a micro that contains... |
Thursday, 27 August 2020 - 11:26 |
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ATMega4809 i2c will not execute start condition Hi All I am struggling to execute a start condition with an ATmega4809. I am actually confused as to how i am supposed to even transmit a start condition. Here is my code... |
Sunday, 9 August 2020 - 13:42 |
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Boost regulator excessive noise Hi All I am trying to boost 3.3v to 5v using a MCP1624 boost regulator. I have built a PCB exactly as the data sheet shows. Identical trace thickness and routing. When I... |
Friday, 7 August 2020 - 17:29 |
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Cannot consistently read UART data Hi I am interfacing with a SIM800L module. I can get the device to work and all however I would like to implement error handling based on the GSM module responses. I... |
Thursday, 30 July 2020 - 19:35 |
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Compiler errors for device atmega328PB but works for atmega328P Hi All I have been having trouble lately when compiling my programs in atmel studio 7 when the atmega328PB device is selected and I have included header and C files to... |
Tuesday, 19 May 2020 - 16:00 |
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sam4s Xplained cannot toggle GPIO faster than 3MHz Hi All Ive been trying to setup the PLLB on my sam4S explained board to increase the clock frequency to the maximum. For some reason i cannot make the GPIO pins toggle... |
Saturday, 2 May 2020 - 15:33 |