Z80ctrl iox
About the Z80ctrl iox PCB
Z80ctrl iox is an open source PCB design by jblang, published on GitHub under the MIT license. It is a 2-layer board measuring 99.8 × 49.9 mm, with 29 components from 21 distinct parts.
Other key parts include the 74HCT32, MCP23S17, DS1306+ and 74HCT04. By type, the board carries 11 connectors, 6 jumpers, 5 ICs, 5 capacitors, 1 crystal and 1 battery holder.
It belongs with the retro computing designs in this gallery.
From the project
AVR-based bootloader, I/O, and debugging for Z80-based computers
Main components on the Z80ctrl iox
Z80ctrl iox bill of materials (BOM)
29 components, 21 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 74HCT32 | DIP-14_W7.62mm_Socket | U1 |
| 2 | MCP23S17 | DIP-28_W7.62mm_Socket | U2, U3 |
| 1 | DS1306+ | DIP-16_W7.62mm_Socket | U4 |
| 1 | 74HCT04 | DIP-14_W7.62mm_Socket | U5 |
| 1 | 32kHz | Crystal_DS26_D2.0mm_L6.0mm_Horizontal | Y1 |
| 1 | BUS | PinHeader_1x39_P2.54mm_Vertical | J1 |
| 1 | BUSEXT | PinHeader_1x23_P2.54mm_Vertical | J2 |
| 1 | SPI1 | PinHeader_1x07_P2.54mm_Horizontal | J3 |
| 1 | SPI2 | PinHeader_1x07_P2.54mm_Horizontal | J4 |
| 1 | SPI3 | PinHeader_1x07_P2.54mm_Horizontal | J5 |
| 1 | SPI4 | PinHeader_1x07_P2.54mm_Horizontal | J6 |
| 1 | GPIO_B | PinHeader_2x06_P2.54mm_Horizontal | J7 |
| 1 | GPIO_C | PinHeader_2x06_P2.54mm_Horizontal | J8 |
| 1 | GPIO_D | PinHeader_2x06_P2.54mm_Horizontal | J9 |
| 1 | GPIO_A | PinHeader_2x06_P2.54mm_Horizontal | J10 |
| 1 | RESET | PinHeader_1x03_P2.54mm_Vertical | J11 |
| 1 | Battery_Cell | BatteryHolder_Keystone_3001_1x12mm | BT1 |
| 2 | A0 | PinHeader_1x03_P2.54mm_Vertical | JP1, JP5 |
| 2 | A1 | PinHeader_1x03_P2.54mm_Vertical | JP2, JP4 |
| 2 | A2 | PinHeader_1x03_P2.54mm_Vertical | JP3, JP6 |
Show 1 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 5 | .1uf | C_Disc_D3.0mm_W1.6mm_P2.50mm | C1, C2, C3, C4, C5 |
Z80ctrl iox design files
The KiCad project lives in the jblang/z80ctrl repository on GitHub; these links point at the commit this page was built from.
Z80ctrl iox: common questions
How big is the Z80ctrl iox PCB?
The Z80ctrl iox measures 99.8 × 49.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Z80ctrl iox?
29 components, from 21 distinct parts. The full bill of materials is listed on this page.
Where can I download the Z80ctrl iox design files?
From the jblang/z80ctrl repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Z80ctrl iox design in my own project?
Yes, under the terms of its MIT license, which jblang chose for the repository.
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