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Peter D. Gray 2026-03-12 10:17:09 -04:00
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hardware/README.md
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@ -5,7 +5,6 @@ build your own Coldcard from off-the-shelf parts.
We are sharing this information for the benefit of security We are sharing this information for the benefit of security
researchers who wish to analyse the Coldcard more completely. researchers who wish to analyse the Coldcard more completely.
# Schematic # Schematic
![](schematic-q1d.png) ![](schematic-q1d.png)
@ -35,31 +34,20 @@ This is the Mark3 rev B schematic.
# BOM - Bill of Materials # BOM - Bill of Materials
The parts used in the Coldcard are detailed in this spreadsheet file. The parts used in the Coldcard are detailed in these spreadsheets.
Most of them could be bought on Digikey, but some are direct from suppliers. Most of them could be bought on Digikey, but some are direct from suppliers.
- BOM for Q rev D: `bom-q1d.xlsx`
- BOM for Mk5 rev F: `bom-mark5f.xlsx`
- BOM for Mk4 rev D: `bom-mark4d.xlsx`
- BOM for Mk3 rev B: `bom-mark3b.xlsx`
Not included are these minor bits: Not included are these minor bits:
- the plastic case (custom) - the plastic case (custom)
- the secure bag (with barcode serial number) - the secure bag (with barcode serial number)
- pin-recovery card - pin-recovery card
`bom-q1d.xlsx`
- BOM for Q rev D.
`bom-mark5f.xlsx`
- BOM for Mk5 rev F.
`bom-mark4d.xlsx`
- BOM for Mk4 rev D.
`bom-mark3b.xlsx`
- BOM for Mk3 rev B.
# Important # Important
- No promises that these files are 100% current because we constantly make quality improvements. - No promises that these files are 100% current because we constantly make quality improvements.