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| Bloinkxp:
--- Quote from: Tiger-Heli on May 31, 2005, 04:18:47 pm --- --- Quote from: KevSteele on May 31, 2005, 04:15:27 pm ---Tiger: I just checked the PCB layout on the TOKN16 - I'm not positive, but it does look like it is a matrix-style grounding, and not a common ground. It may have well been the luck of the draw that the grounds I combined worked. Kevin --- End quote --- Cool, thanks for checking that out, Kevin. 8) --- End quote --- So that means that each button has it's own ground on the PCB? ie. JU JD Jl JR C1 B1 B2 ... etc GU GD Gl GR G1 GB1 GB2 ... --- Quote ---Thanks for keeping the thread more civil, Saint :D --- End quote --- Agreed. Thanks Saint :) |
| KevSteele:
--- Quote from: Bloinkxp on May 31, 2005, 04:33:55 pm --- --- Quote from: Tiger-Heli on May 31, 2005, 04:18:47 pm --- --- Quote from: KevSteele on May 31, 2005, 04:15:27 pm ---Tiger: I just checked the PCB layout on the TOKN16 - I'm not positive, but it does look like it is a matrix-style grounding, and not a common ground. It may have well been the luck of the draw that the grounds I combined worked. Kevin --- End quote --- Cool, thanks for checking that out, Kevin. --- End quote --- --- End quote --- |
| RandyT:
--- Quote from: KevSteele on May 31, 2005, 04:48:58 pm ---I just checked the PCB layout on the TOKN16 - I'm not positive, but it does look like it is a matrix-style grounding, and not a common ground. It may have well been the luck of the draw that the grounds I combined worked. ...<snip>... ... but suffice it to say - you need the dedicated ground wire for each switch. --- End quote --- Many would consider this a pretty important "con" for the device. What's your take on it? RandyT |
| mattp:
--- Quote from: KevSteele on May 31, 2005, 04:48:58 pm --- --- Quote from: Bloinkxp on May 31, 2005, 04:33:55 pm --- --- Quote from: Tiger-Heli on May 31, 2005, 04:18:47 pm --- --- Quote from: KevSteele on May 31, 2005, 04:15:27 pm ---Tiger: I just checked the PCB layout on the TOKN16 - I'm not positive, but it does look like it is a matrix-style grounding, and not a common ground. It may have well been the luck of the draw that the grounds I combined worked. Kevin --- End quote --- Cool, thanks for checking that out, Kevin. 8) --- End quote --- So that means that each button has it's own ground on the PCB? ie. JU JD Jl JR C1 B1 B2 ... etc GU GD Gl GR G1 GB1 GB2 ... --- End quote --- No, it's more like a matrix: Line 1 is connected to every even bottom pin, Line 2 to every odd bottom pin. Line 3 is acutally a different line for each set of four pins. That's a bit cluttered (and rushed) explanation, but suffice it to say - you need the dedicated ground wire for each switch. Kevin --- End quote --- |
| KevSteele:
--- Quote from: RandyT on May 31, 2005, 06:49:03 pm --- --- Quote from: KevSteele on May 31, 2005, 04:48:58 pm ---I just checked the PCB layout on the TOKN16 - I'm not positive, but it does look like it is a matrix-style grounding, and not a common ground. It may have well been the luck of the draw that the grounds I combined worked. ...<snip>... ... but suffice it to say - you need the dedicated ground wire for each switch. --- End quote --- Many would consider this a pretty important "con" for the device. --- End quote --- |
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