Difference between revisions of "KEY64D SC35"
From PHCC
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*connectors: screw clamp terminals, 3.5mm spaced | *connectors: screw clamp terminals, 3.5mm spaced | ||
*board size: 100x160mm (euro size) | *board size: 100x160mm (euro size) | ||
| + | |||
| + | '''History:'''<BR> | ||
| + | This board actually predates the PHCC motherboard. It was designed for a pre-PHCC keymatrix input prototype. | ||
== Schematic and Layout == | == Schematic and Layout == | ||
| − | [[Image:PHCC_key64d_sc35_sch.png|thumb|center|500px|Rev. | + | [[Image:PHCC_key64d_sc35_sch.png|thumb|center|500px|Rev.1 Schematic]]<BR> |
| − | [[Image:PHCC_key64d_sc35_brd.png|thumb|center|500px|Rev. | + | [[Image:PHCC_key64d_sc35_brd.png|thumb|center|500px|Rev.1 Layout]]<BR> |
== Bill of Materials == | == Bill of Materials == | ||
The BOM is here: [http://cockpit.varxec.net/electronics/phcc/files/bom_key64d_sc35.txt bom_key64d_sc35.txt]<br> This list includes prices and links to to online catalogue pages of my primary source of electronics components, [http://www.reichelt.de/ Reichelt Elektronik] | The BOM is here: [http://cockpit.varxec.net/electronics/phcc/files/bom_key64d_sc35.txt bom_key64d_sc35.txt]<br> This list includes prices and links to to online catalogue pages of my primary source of electronics components, [http://www.reichelt.de/ Reichelt Elektronik] | ||
Revision as of 21:44, 20 November 2008
KEY64D_SC35 Keymatrix Daughterboard
Features:
- 64 inputs
- no ghosting as each input is diode protected
- connectors: screw clamp terminals, 3.5mm spaced
- board size: 100x160mm (euro size)
History:
This board actually predates the PHCC motherboard. It was designed for a pre-PHCC keymatrix input prototype.
Schematic and Layout
Bill of Materials
The BOM is here: bom_key64d_sc35.txt
This list includes prices and links to to online catalogue pages of my primary source of electronics components, Reichelt Elektronik