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authorSelene ToyKeeper2024-01-10 05:46:49 -0700
committerSelene ToyKeeper2024-01-10 05:46:49 -0700
commit76ce3c5e70bf415fbf28597db994ca04416e7ed3 (patch)
tree374b21e22cbd2df0069a8c0fac388f579d071314 /hw/hank/emisar-2ch/fet/joined/README.md
parentdocumented FW3X swapped pins better (diff)
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added "emisar-2ch-fet-joined" build, for D4S w/ lighted switch
(it's an odd case with a 2 channel driver which only uses 1 set of LEDs)
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+# Emisar 2-channel driver connected to only 1 set of LEDs
+
+The default Emisar D4S driver doesn't support a lighted switch, so for lights
+built with one of those, Hank puts in a 2-channel driver instead... but he only
+connects 1 set of LEDs.
+
+This is an odd hardware configuration used only for special orders, I think.
+
+The driver itself has 3 power channels:
+
+ 1. Linear regulator 1
+ 2. Linear regulator 2
+ 3. Direct-drive FET
+
+Channels 1 and 3 are connected to the main LEDs, while channel 2 is not
+physically wired up to anything.
+
+Two channel modes are included:
+
+ 1. Linear only
+ 2. Linear + DD FET
+
+Channel mode 2 is default, and the only mode enabled after a factory reset.
+Channel mode 1 is included in case anyone wants to turn off the DD FET.
+