Close-up of screen module inside the body shell

#1

Fitting the screen

Modifying the body shell
Raspberry Pi Zero placed on the inner side of the back lid

#2

Positioning Raspi v1

Screw Raspi on the back lid?
Modified brass hinges with nuts and screws

#3

Preparing hinges v1

Holes for wires and screw extensions
Electronic components

#4

LiPoPi power circuit

External switch for Raspberry Pi
Circuit boards placed inside the shell

#5

Arrange first modules

PowerBoost, LiPoPi and display
Touch sensor breakout placed in front of the scanner pocket

#6

Modify scanner pocket

Power switches and touch module
Close-up of the USB socket

#7

Adding a USB socket

5V USB connection for charging
Acrylic light guides

#8

Acrylic light guides v1

Redirect LED light in small space
LEDs connected to TLC5947

#9

Connecting first LEDs

Control RGB LEDs with TLC5947
Code excerpt of the display driver install script

#10

ST7789 display drivers

Display content on the TFT via SPI
Abstract close-Up of the wiring diagramm

#11

Research and testing

Schematics, hardware and software
Laser cut acrylic parts

#12

Acrylic Greebles v1

Custom laser cut acrylic parts
Testing the TFT display

#13

ST7789 TFT driver fixes

Functional tests and optimizations
Laser cut acrylic parts

#14

Acrylic Greebles v2

New parts for the front scanner array
Modified USB sound card

#15

I2S and USB Sound Card

Evaluating audio output options
Close-up of the front scanner array

#16

Multicolor LED panels

Flat boards for the front scanners
Two DotStar Matrix panels in series

#17

Daisy chain LED boards

TLC5947 and DotStar Matrix in series
Reed Switches and Magnets

#18

Reed Switches

Adding the magnetic switch circuit
Close-up of the test rig

#19

Updating the test rig

Adding the new LED modules
RGBW and RGB NeoPixels in series connection

#20

Daisy chain RGBW+RGB

Different NeoPixel LED types in series
Adding 3mm ABS profiles to the frame

#21

Increasing the height

Adding ~3mm to the shell height
Adding a capacitive touch module to the door

#22

Capacitive touch sensors

Adding a second MPR121 module
Acrylic light guides

#23

Acrylic light guides v2

Recreated for use with Neopixels
Close-up of Raspberry Pi Zero

#24

New Raspberry Pi OS

New installation – step by step
Close-up of the test rig

#25

Updating the test rig v3

RGBW pixels and 2nd touch board
Python editor with code highlighting

#26

Use touch IRQ signals

Script optimizations and VLC errors
Close-up of the modified scanner front

#27

Front modifications

Customized front for scanner lights
Main shell preparations

#28

Main shell preparations

Glue and prime frame and main body
Hinges

#29

Hinges v2 and door

Attempt to improve the hinge area
Recess for the reed switch

#30

Magnets + reed switches

Adding hidden magnetic functions
Spray painted front with greebles

#31

Spray painting metallic

Silver body and front decorations
Hinges fixed on the door

#32

Getting hinges done (v3)

Fix the hinges and paint again
Electronics in the door

#33

Electronics in the door

RGBW LEDs, push and touch buttons
LED matrix installation

#34

LED matrix installation

Adding the front LEDs to the housing
User interface stickers

#35

User interface stickers

Covering the capacitive touch pads
Close up of the internal wiring

#36

Assembly (part 1)

Light guides, NeoPixels, speakers...
Wiring diagrams

#37

Test rig (v4) and switches

Updating the wiring diagrams
Electronics inside the main shell

#38

Assembly (part 2)

Sound card + amp, TLC5947, touch...
Rear lid with scanner pocket doesn't fit

#39

Replace the rear lid

The hand scanner pocket doesn't fit
Connecting the Raspberry Pi Zero

#40

Assembly (part 3)

RasPi, PowerBoost, LiPoPi, switches
Adding last stickers

#41

Adding last stickers

... and I am basically done

#42

Tricorder impressions

First video of my TR-590 Mark IX build