PDS Amstrad
About the PDS Amstrad PCB
PDS Amstrad is an open source PCB design by diyelectromusic, published on GitHub under the MIT license. It is a 2-layer board measuring 73.7 × 70 mm, with 21 components from 14 distinct parts.
Other key parts include the 74HC32, Z8420 PIO, 74LS04 and 74LS245. By type, the board carries 7 resistors, 4 ICs, 4 capacitors, 2 connectors, 2 jumpers and 2 switches.
It belongs with the usb & debug tools designs in this gallery.
From the project
Design files for a remake of the PDS Programmers Development System
This contains the hardware design files for the Amstrad CPC interface card for the PDS. Based on the designs detailed here: https://www.cpcwiki.eu/index.php/PDSdevelopmentsystem
Please refer to the main repository readme for licensing, copyright, and limitations of use.
Z8420 Z80 PIO (NMOS is currently assumed given it has to work with a Z80A at 4MHz) 74LS245 octal bus transciever 74LS04 hex inverter 74LS032 quad 2-input OR gate Resistors: 1K, 4x 4K7, 10K, 1M Capacitors: 4x 100nF 6x6x6mm tactile button switch SPDT slider switch 2.54mm pitch OR 2.54mm header pins and jumper 16-way 2x8…
Main components on the PDS Amstrad
PDS Amstrad bill of materials (BOM)
21 components, 14 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 74HC32 | DIP-14_W7.62mm_Socket | U1 |
| 1 | Z8420 PIO | DIP-40_W15.24mm_Socket | U3 |
| 1 | 74LS04 | DIP-14_W7.62mm_Socket | U4 |
| 1 | 74LS245 | DIP-20_W7.62mm_Socket | U5 |
| 1 | CPC Expansion | CPC_EDGE_90 | J1 |
| 1 | PDS_IFACE | IDC-Header_2x08_P2.54mm_Vertical | J2 |
| 2 | Link | PinHeader_1x02_P2.54mm_Jumpered | JP1, JP2 |
| 1 | RESET | SW_PUSH_6mm | SW1 |
| 1 | ENABLE | PinHeader_1x03_P2.54mm_Vertical | SW2 |
| 4 | .1u | C_Disc_D4.3mm_W1.9mm_P5.00mm | C1, C2, C3, C4 |
| 4 | 4K7 | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1, R2, R3, R7 |
| 1 | 1M | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R4 |
| 1 | 10K | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R5 |
| 1 | 1K | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R6 |
PDS Amstrad design files
The KiCad project lives in the diyelectromusic/PDS_Remake repository on GitHub; these links point at the commit this page was built from.
PDS Amstrad: common questions
How big is the PDS Amstrad PCB?
The PDS Amstrad measures 73.7 × 70 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the PDS Amstrad?
21 components, from 14 distinct parts. The full bill of materials is listed on this page.
Where can I download the PDS Amstrad design files?
From the diyelectromusic/PDS_Remake repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the PDS Amstrad design in my own project?
Yes, under the terms of its MIT license, which diyelectromusic chose for the repository.
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