LCD IRQ
About the LCD IRQ PCB
LCD IRQ is an open source PCB design by Synthron, published on GitHub. It is a 4-layer board measuring 83.3 × 68.2 mm, with 21 components from 12 distinct parts.
Other key parts include the W65C22SxP and 74HC138. By type, the board carries 8 diodes, 5 capacitors, 2 ICs, 2 resistors and 1 connector.
It belongs with the displays & leds and retro computing designs in this gallery.
From the project
Yet another 8bit Retro Computer
Completely bloated, overkill and fully hackable!
- [x] Finish Hardware - Software - [ ] WozMon - [x] Implement Serial IO - [x] Implement Input Buffer - [ ] extended for block write - [ ] Kernel Functions - [ ] General SysCalls - [ ] Hardware Drivers - [x] RAM-Kernel - [x] Basic - [x] EhBasic - [ ] File System - [ ] Operating System - Hardware - [ ] order PCBs - [ ] order parts - [ ] solder together
Main components on the LCD IRQ
LCD IRQ bill of materials (BOM)
21 components, 12 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | W65C22SxP | DIP-40_W15.24mm | U1 |
| 1 | 74HC138 | DIP-16_W7.62mm | U2 |
| 1 | Bus_PCI_6502 | BUS_PCI | J1 |
| 1 | WC1602A | PinHeader_1x16_P2.54mm_Vertical | DS1 |
| 1 | 4x40 LCD | PinHeader_2x08_P2.54mm_Vertical | DS2 |
| 1 | 10k | Potentiometer_Bourns_TC33X_Vertical | RV1 |
| 8 | LL4148 | D_MiniMELF | D1, D2, D3, D4, D5, D6, D7, D8 |
| 2 | 100n | C_0805_2012Metric | C1, C2 |
| 2 | 4µ7 | C_0805_2012Metric | C3, C4 |
| 1 | 10µ | CP_Radial_D5.0mm_P2.50mm | C5 |
| 1 | 4k7 | R_0805_2012Metric | R1 |
| 1 | 3k3 | R_Array_SIP9 | RN1 |
LCD IRQ design files
The KiCad project lives in the Synthron/S65 repository on GitHub; these links point at the commit this page was built from.
LCD IRQ: common questions
How big is the LCD IRQ PCB?
The LCD IRQ measures 83.3 × 68.2 mm, has 4 copper layers and is 1.6062 mm thick.
How many components are on the LCD IRQ?
21 components, from 12 distinct parts. The full bill of materials is listed on this page.
Where can I download the LCD IRQ design files?
From the Synthron/S65 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the LCD IRQ design in my own project?
The repository has no license, so all rights stay with Synthron. Use it as a reference, and ask the author before reusing the design.
More boards in S65
Bus Card
350 × 108 mm95 parts4LNo license2
ACIA2
83.3 × 68.2 mm44 parts4LNo license2
Address Decode
83.3 × 68.2 mm28 parts4LNo license2
MyCPU VGA
83.3 × 68.2 mm19 parts4LNo license2
IDE
83.3 × 68.2 mm18 parts4LNo license2
LPT
83.3 × 68.2 mm18 parts4LNo license2
CPU
83.3 × 68.2 mm16 parts4LNo license2
Bank IRQ
83.3 × 68.2 mm12 parts4LNo license2
VIAs
83.3 × 68.2 mm10 parts4LNo license2
ROM
83.3 × 68.2 mm10 parts4LNo license2
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