Blueprint

wisper2.0

even smaller and more fun version of my old project wisper

Created by Graphorn Graphorn

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Graphorn Graphorn added to the journal ago

made a mistake

I forgot to add the battery pins to the PCB that connects to Seeed Xiaos' in-built battery charger. I cannot solder directly to the seeed cause the pins are inside the module, and it will be SMD soldered to the board
image

image

Graphorn Graphorn added to the journal ago

3d model

So, in this section, I added some missing 3d models to Kicad to complete the 3d file in Kicad 3d viewer. I found most of these files on a website called GrabCAD

image

image

Graphorn Graphorn added to the journal ago

Routed The PCB

In this step, I finally completed the routing of the PCB, and I also went ahead and created different net classes for ground, 3V3, and 5V so that the device does not overheat when a lot of current is pulled
image

Graphorn Graphorn added to the journal ago

designing the pcb in circuit mode

In this step, I created the final layout of the device and assembled the components where they should be keeping the device as small as possible while not removing features
image
image

Graphorn Graphorn added to the journal ago

researched the components and created the schematics

In this step, I started the processes and created a circuit diagram for my project.
I thought of adding various features, like touch response and a sound alert system
image

Graphorn Graphorn started wisper2.0 ago

1/12/2026 2:06 PM - researched the components and created the schematics

In this step, I started the processes and created a circuit diagram for my project.
I thought of adding various features, like touch response and a sound alert system
image

1/12/2026 2:08 PM - designing the pcb in circuit mode

In this step, I created the final layout of the device and assembled the components where they should be keeping the device as small as possible while not removing features
image
image

1/13/2026 8:39 PM - Routed The PCB

In this step, I finally completed the routing of the PCB, and I also went ahead and created different net classes for ground, 3V3, and 5V so that the device does not overheat when a lot of current is pulled
image

1/13/2026 8:59 PM - 3d model

So, in this section, I added some missing 3d models to Kicad to complete the 3d file in Kicad 3d viewer. I found most of these files on a website called GrabCAD

image

image

1/13/2026 9 PM - made a mistake

I forgot to add the battery pins to the PCB that connects to Seeed Xiaos' in-built battery charger. I cannot solder directly to the seeed cause the pins are inside the module, and it will be SMD soldered to the board
image

image