It has been a long while since the last post. Amongst other things, the clock has been a work-in-progress. Each time I made some progress, I found some new reason to create a revision. The initial revisions where based on issues and oversights. I am finding that as the project matures, the nature of the … Continue reading Wrapping up the Alarm Clock Project
The Main Board
I created the main board in the same pattern as the original. That made for quite an expensive prototype as there is a lot of empty space. This size is needed to fit the tactile switches in their proper places. Now that I have Revision 2 up and running, a write up of what I have … Continue reading The Main Board
Further testing the μController Display Module
In the last post, I was able to get the μController version of the display module working with a basic test routine that proved that 1. the controller could be programmed and 2. the display was being driven correctly. The next stage is to flesh this out to replicate the MAX2771 API. The purpose here … Continue reading Further testing the μController Display Module
Wired for Action – almost
In the last post, I presented the initial ideas for powering the project. Now it is time to move on and start looking into the individual modules. I was impressed as to how quickly this part progressed since I had done the up-front thinking of the pin and port allocation. So much so, that before … Continue reading Wired for Action – almost
Modelling First
I have mentioned about the re-working of an old alarm clock. In this post, I will be kicking the project off and introducing my efforts to model the requirements and project organisation in SysML. I will be using Systems Architect from Sparx Systems. Project Organisation The project organisation shows the directory structure of the project … Continue reading Modelling First
Rebooting Electronics 