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ATMEGA2560 i2c issues Hi, I am using using Peter Fluery's i2c library for my ATMEGA2560. I am trying to do simple scan of the bus. I only have 1 device on the bus at address 0xC8, however the... |
Sunday, 1 September 2019 - 12:30 |
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Define varables in .ino used in a library Hi, I have ported microchip's cryptoauthlib to be used with an ATMEGA2560. The Lib implements a HAL interface for either i2c or SWI. I have implemented a SWI. In my... |
Tuesday, 27 August 2019 - 12:03 |
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Where can I buy this Anti-Static IC tube? I am looking for some extra Anti-Static IC tubes for storing some SOIC chips. Does anyone know where I can buy these? I did receive one when I purchased some ATAES132a... |
Saturday, 17 August 2019 - 23:09 |
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SAMD21 Timing issues Hi - I am working on a SWI (Single Wire Interface) project. I am having timing issues with a ASF and a SAMD21 xplained pro. The single wire interface performs bit banging and it... |
Sunday, 11 August 2019 - 14:17 |
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ATSHA204a - CheckMac with Roll Key Operation Hi, I have a ATSHA204a configured to roll the key in slot 4 when the derivedKey command is executed. In the below example, I am able to reset the key to its original value... |
Sunday, 23 June 2019 - 17:02 |
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allow spaces with scanf Hi - I am working on a SAMD21 project. I'm using the Stardard I/O module for receiving input from the user via USART. How do allow a space to be entered with scanf? I've... |
Saturday, 27 October 2018 - 22:17 |
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Memory out of bounds or read error - usart_serial_putchar I am working on a library for the SAMD21 and ATAES132a. In my program's main loop, I do a scanf to get the users input. One of the options runs a complete test of the ATAES132a... |
Friday, 10 August 2018 - 22:37 |
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Adding libtomcrypt to AS7 [Please Delete] Adding libtomcrypt to AS7 [Please Delete] |
Saturday, 21 July 2018 - 13:02 |
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ATSHA204a - Calculate the expected response I am working with the ATSHA204A - CryptoAuthentication chip. The chip performs SHA256 Hash Algorithm with Message Authentication Code (MAC). I am able to hash the known key... |
Thursday, 5 July 2018 - 00:10 |
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ATAES132a MAC Generation for Decryption This question is related to https://community.atmel.com/forum/ataes132a-help-decryption-mac-error I am asking in a new thread because I believe my question has changed from... |
Wednesday, 27 June 2018 - 10:51 |
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ATAES132a Help with Decryption - MAC Error I've been working with an ATAES132a, learning how to read/write memory over i2c with my SAMD21 xplained pro. To help me learn, I dropped $20 on a AT88CK590 Kit, which allows... |
Saturday, 23 June 2018 - 00:04 |
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ATAES132A i2c Write/Read help I am working with a ATAES132A (AES Serial EEPROM) - I am using a SAMD21J18A (xplained pro) and ASF. I am trying to do a simple write/read operation to generate a Random number... |
Saturday, 16 June 2018 - 20:30 |