Cx22
About the Cx22 PCB
Cx22 is an open source PCB design by owen-rp2a03, published on GitHub. It is a board, with 54 components from 30 distinct parts.
Other key parts include the X AXIS, Y AXIS, LM339, 4013 and 4538. By type, the board carries 20 resistors, 13 test points, 7 capacitors, 5 modules, 3 connectors and 3 switches.
From the project
Atari CX22 Trak-Ball controller hardware
Main components on the Cx22
Cx22 bill of materials (BOM)
54 components, 30 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | X AXIS | U1 | |
| 1 | Y AXIS | U2 | |
| 1 | LM339 | A1 | |
| 1 | 4013 | A2 | |
| 1 | 4538 | A3 | |
| 1 | 4011 | A4 | |
| 1 | 4019 | A5 | |
| 1 | Conn_01x06 | J1 | |
| 2 | Conn_01x02 | J2, J3 | |
| 1 | SW_SPDT | SW1 | |
| 1 | RIGHT TRIG | SW2 | |
| 1 | LEFT TRIG | SW3 | |
| 1 | XCLOCK | TP1 | |
| 1 | XDAT | TP2 | |
| 1 | YCLOCK | TP3 | |
| 1 | YDAT | TP4 | |
| 1 | XDIR | TP5 | |
| 8 | TestPoint | TP6, TP7, TP8, TP9, TP10, TP11, TP12, TP13 | |
| 1 | 150u | L1 | |
| 1 | 10u | C1 |
Show 10 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | .1u | C2, C5, C6 | |
| 2 | 470p | C3, C4 | |
| 1 | .22u | C7 | |
| 4 | 3k | R1, R2, R3, R4 | |
| 2 | 51k | R5, R6 | |
| 2 | 240 | R7, R8 | |
| 1 | 100k | R9 | |
| 1 | 8k2 | R10 | |
| 4 | 430k | R11, R12, R13, R14 | |
| 6 | 10k | R15, R16, R17, R18, R19, R20 |
Cx22 design files
The KiCad project lives in the owen-rp2a03/cx22 repository on GitHub; these links point at the commit this page was built from.
- Schematiccx22.kicad_sch
Cx22: common questions
How many components are on the Cx22?
54 components, from 30 distinct parts. The full bill of materials is listed on this page.
Where can I download the Cx22 design files?
From the owen-rp2a03/cx22 repository on GitHub, which has the schematic; the links under Design files point to each one.
Can I use the Cx22 design in my own project?
The repository has no license, so all rights stay with owen-rp2a03. Use it as a reference, and ask the author before reusing the design.