Posts by Tag

Design

PCB Populated

less than 1 minute read

It’s been a while since any updates but some progress has been made. I’ve populated one of the PCBs and powered up the board. All seems fine so the next step...

PCBs delivered

less than 1 minute read

I have recieved the new PCBs. Ordered from https://jlcpcb.com/. Initial inspection shows the boards seem to be fine. Next step now is to start building up o...

PCB design re-started

less than 1 minute read

After a long break from the project I have decided to restart the design making a few changes to the board.

Problems with the PCBs

1 minute read

Started to assemble the first circuit board and run into some immediate problems. It turns out that there is a short circuit between the 5V and GND planes on...

PCB design completed

less than 1 minute read

The schematic design has been done and after many hours routing tracks the PCB layout has been completed and ready to be sent off for manufacture. ...

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PCB

PCB Populated

less than 1 minute read

It’s been a while since any updates but some progress has been made. I’ve populated one of the PCBs and powered up the board. All seems fine so the next step...

PCBs delivered

less than 1 minute read

I have recieved the new PCBs. Ordered from https://jlcpcb.com/. Initial inspection shows the boards seem to be fine. Next step now is to start building up o...

PCB design re-started

less than 1 minute read

After a long break from the project I have decided to restart the design making a few changes to the board.

Problems with the PCBs

1 minute read

Started to assemble the first circuit board and run into some immediate problems. It turns out that there is a short circuit between the 5V and GND planes on...

PCB design completed

less than 1 minute read

The schematic design has been done and after many hours routing tracks the PCB layout has been completed and ready to be sent off for manufacture. ...

Back to Top ↑

Software

It’s Alive

1 minute read

A working serial port! Tracking down the problem Fixing this involved a bit of head-scratching when trying to track down the problem. All logic signa...

First Software

4 minute read

With the hardware assembled and the CPLD programmed it’s time to start writing some code to test and see if the hardware is working. The first program to te...

Address decoding

3 minute read

Before writing any software for Y Ddraig the CPLD will need to be programmed. The CPLD being used here is a Xilinx XC95108 and it is responsible for the addr...

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CPLD

First Software

4 minute read

With the hardware assembled and the CPLD programmed it’s time to start writing some code to test and see if the hardware is working. The first program to te...

Address decoding

3 minute read

Before writing any software for Y Ddraig the CPLD will need to be programmed. The CPLD being used here is a Xilinx XC95108 and it is responsible for the addr...

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Debugging

It’s Alive

1 minute read

A working serial port! Tracking down the problem Fixing this involved a bit of head-scratching when trying to track down the problem. All logic signa...

First Software

4 minute read

With the hardware assembled and the CPLD programmed it’s time to start writing some code to test and see if the hardware is working. The first program to te...

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Errors

Problems with the PCBs

1 minute read

Started to assemble the first circuit board and run into some immediate problems. It turns out that there is a short circuit between the 5V and GND planes on...

Back to Top ↑