Discussion Title | Created date |
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Trouble Writing to Parallel SRAM Hi, I was hoping for a bit of help with a project I'm working on. I'm trying to build a computer based on a 65C02 processor. What I'm planning to do is to use just... |
Sunday, 12 April 2020 - 20:02 |
Bootloader RAM Usage Hi, Continuing my exploration of building a bootloader, I realise that my understanding of how RAM is managed is still a bit off. (Warning, probably a stupid... |
Tuesday, 10 December 2019 - 09:56 |
Bootloader as API? Hi, I'm working on a new project that will have a simple bootloader that will look for a connected SPI flash chip and load the program stored into the internal flash. The device... |
Saturday, 7 December 2019 - 23:55 |
Need help with Flashing MCU with OpenOCD Hi, I've managed to get really stuck with a project and I'm not sure how to fix it. I have a small DIY development board with a Microchip SAMD10 MCU on it. I have 2 laptops - an... |
Wednesday, 20 November 2019 - 09:13 |
SAMD10 - I broke the clock?! Hi, I have a little SAMD10 board that I made to learn how to do ARM stuff with. I had it working fine but was struggling with getting SPI fast enough. As I was... |
Friday, 25 October 2019 - 19:10 |
Code never executed slowing down execution? I have a very strange problem that I don't even know where to start with. Do you think that the strange behaviour noted below might be caused by the fact that my... |
Wednesday, 10 April 2019 - 20:37 |
Noob question: using -I to organise my libraries Hi, I'm trying to be a bit more grown-up with how I organise my projects. My game system has a library that contains all the hardware abstractions and currently I just copy it... |
Saturday, 2 March 2019 - 10:43 |
Confusion: ATMega16U as ISP with Bootloader? Hi, I'm struggling with a concept - I've noticed that your average 'Arduino' board has the ATMega328 as its core controller but also has an ATMega16U to handle USB... |
Saturday, 23 February 2019 - 13:08 |
Creating structs - memory management Hi, I've never really written C for anything other than AVR and so my understanding of how memory is managed is limited. typedef struct Sprite { int x... |
Tuesday, 12 February 2019 - 10:37 |
warning: implicit declaration of function Hi, I have an odd problem with my current project in that I get the above error when I compile. I have a number of different files that are included into a... |
Wednesday, 6 February 2019 - 19:25 |
Trouble with Hardware SPI clock Hi, I'm trying to use the USART0-SPI mode on my ATmega1284 project. After much fiddling, I have it almost working. It is connected to an OLED display controlled by an... |
Sunday, 2 December 2018 - 22:02 |
How delicate are internal pull-up resistors? Hi, I have a SOIC packaged ATmega1284 which I have hand soldered to a custom PCB, in fact, for various reasons I've taken it off and resoldered it 3 or 4 times. I don't have a... |
Thursday, 29 November 2018 - 22:41 |