HardLabs

Choose-Your-Own-GPT

jrutlen·Choose-Your-Own-GPT·PCB/Choose Your Own GPT.kicad_pcb

Choose-Your-Own-GPT PCB layout, top view — open source board by jrutlen

About the Choose-Your-Own-GPT PCB

Choose-Your-Own-GPT is an open source PCB design by jrutlen, published on GitHub under the CC-BY-NC-4.0 license. It is a 2-layer board measuring 115.4 × 111.1 mm, with 83 components from 18 distinct parts.

By type, the board carries 32 diodes, 16 connectors, 16 resistors, 7 transistors and 7 switches.

It belongs with the displays & leds designs in this gallery.

From the project

Choose Your Own GPT is a seemingly analog device without any screens or visible digital elements. Spinning the physical dials to select characters and a story setting and then hitting the large arcade 'go' button, the built-in printer will spit out a Choose Your Own Adventure typ

Choose Your Own GPT is a seemingly analog device without any screens or visible digital elements. Spinning the physical dials to select characters and a story setting and then hitting the large arcade 'go' button, the built-in printer will spit out a Choose Your Own Adventure type story on the built-in receipt printer.

- Built-in 58mm thermal printer to dispense stories on demand - Designed to be printable on 200mm² 3D printers - Top dials can be snapped off of the main PCB to allow modification to any size - Optional 4th dial can be added to increase story objects or add an additional…

Choose-Your-Own-GPT bill of materials (BOM)

83 components, 18 distinct parts — part numbers from the project's BOM.

QtyPartRefs
7
2N2222
TO-92
Q1, Q2, Q3, Q4, Q5, Q6, Q7
3
JST_XH_B3B-XH-A_1X03_P2.50MM_VERTICAL
JST_XH_B3B-XH-A_1x03_P2.50mm_Vertical
J1, J3, J13
10
JST_XH_B2B-XH-A_1X02_P2.50MM_VERTICAL
JST_XH_B2B-XH-A_1x02_P2.50mm_Vertical
J2, J4, J5, J6, J7, J8, J9, J10 +2
1
JST_XH_B5B-XH-A_1X05_P2.50MM_VERTICAL
JST_XH_B5B-XH-A_1x05_P2.50mm_Vertical
J14
1
PinHeader_1x05_P2.54mm_Vertical
J15
1
PinHeader_1x08_P2.54mm_Vertical
J16
2
PinSocket_1x19_P2.54mm_Vertical
1, 20
2
PinHeader_1x07_P2.54mm_Vertical
DIAL 1, DIAL 2
3
NIDEC_COPAL_SH-7010C
Nidec_Copal_SH-7010C
SW1, SW2, SW3
4
Magnetic Reed Switch
SW5, SW6, SW7, SW8
1
VAL**
mouse-bite-3mm-slot
12
LED_D3.0mm
D1, D2, D3, D4, D5, D6, D7, D8 +4
20
1N4148
D_DO-35_SOD27_P7.62mm_Horizontal
D13, D14, D15, D16, D17, D18, D19, D20 +12
3
22
R1, R3, R5
3
390
R2, R11, R16
4
1.7k
R4, R6, R12, R14
4
R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal
R7, R8, R9, R10
2
4.7k
R13, R17

Choose-Your-Own-GPT design files

The KiCad project lives in the jrutlen/Choose-Your-Own-GPT repository on GitHub; these links point at the commit this page was built from.

Choose-Your-Own-GPT: common questions

How big is the Choose-Your-Own-GPT PCB?

The Choose-Your-Own-GPT measures 115.4 × 111.1 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Choose-Your-Own-GPT?

83 components, from 18 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Choose-Your-Own-GPT design files?

From the jrutlen/Choose-Your-Own-GPT repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Choose-Your-Own-GPT design in my own project?

It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.

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