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Add power and key mini-relays #6

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hcarter333 opened this issue Sep 18, 2024 · 2 comments
Open

Add power and key mini-relays #6

hcarter333 opened this issue Sep 18, 2024 · 2 comments
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@arhonah

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@hcarter333
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hcarter333 commented Sep 18, 2024 •
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Move the relays inside the can! Use a Darlington array to link the Pico-W to the relays.

Pico-W pinout with Darlington inputs
image

Latching relay usage video (HFD2)
https://www.youtube.com/watch?v=QKK3v73P_44

Relay for keyer pinout from below:
image

data sheet for relay

data sheet for Darlington array

Darlington Array pinout
image

Typical usage of Darlington Array
image

Proposed device layout (using superglue)
image
@hcarter333
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Superglue relay to board

@hcarter333 hcarter333 assigned hcarter333 and arhonah and unassigned hcarter333 Sep 18, 2024
@arhonah
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arhonah commented Sep 18, 2024

this is the drawing of how we're going to set this up
image

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@hcarter333 @arhonah