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Discussion Title Created date
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...
Sat. Mar 2, 2019 - 10:43 AM
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...
Sat. Feb 23, 2019 - 01:08 PM
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...
Tue. Feb 12, 2019 - 10:37 AM
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...
Wed. Feb 6, 2019 - 07:25 PM
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...
Sun. Dec 2, 2018 - 10:02 PM
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...
Thu. Nov 29, 2018 - 10:41 PM
Compiling for SAMD on the Raspberry Pi
Hi,     I have a stupid question - a while back I bought some bare SAMD10 chips as part of a project I am slowly getting back around to. At the time I didn't have the...
Thu. Nov 15, 2018 - 12:02 PM
Hardware SPI performance
Hi, I've been making progress with my little game device project, recently redesigning it to use an ATmega1284p and a colour OLED display. I made a few errors with my pin...
Sat. Nov 10, 2018 - 11:16 PM
Programming a bare SAMD10C
Hi, A while back I bought a few 14-pin SAMD10C chips for a project, then I got distracted and didn't do much with them. I'm back looking at that project now and wondering if it'...
Sat. Sep 22, 2018 - 11:06 AM
using __flash instead of PROGMEM?
Hi,     I realise I'm a decade or so late, but I'm struggling to get things working again.   I've started a new, smaller game for my hardware project thing and I'm...
Wed. Jun 27, 2018 - 04:32 PM
Empty array stored in program memory?
Hi,     I'm going to be upfront here - I suspect this is a stupid question, but I just can't quite seem to get my head around why it works this way, so:   if I...
Thu. Jun 14, 2018 - 12:20 PM
'inherit' struct types?
Hi,     I want to create 2 types which share a base set of attributes but have slight differences. Obviously I can just do this:   typedef struct mob_type {...
Tue. Jun 12, 2018 - 01:46 PM

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