I just ordered a new round of dev board for the firing system.  This time the boards include the J1708 style direction control for the RS485 electrical standard. I had a bodged version when testing the v4.1 dev boards and was much happier with the setup.  By changing to the j1708 direction control I now have one more free i/o pin and the RS485 chip now only takes the RX and TX lines to operate. other changes include better button control and hopefully this will fix some issues I need to get

E-night firing system 4.2(DEV)

CONTROL: I recently was in the market for a cheap multi featured DC power supply for working on some projects at home. I came across the Hanmatek HM305p which is a 30v 5amp power supply, programable with 6 presets and the option to log data over usb. After a little googling around I was not able to find anything on how it talks to the computer. I did however find that this is also sold as the eTommens ETM-305p on Aliexpress  As soon as I got it I plugged it in and fired up a UART terminal on

Fun with cheap "programable" power supplies

Hello all, I've decided to update the website to make it easier for me to maintain and update information about projects that i'm working on as well as the night fire system. I have one update for the night fire system which will be posted in acouple of days as well as a new project that i have been working on. please hold tight for updates

Major website update