M5: MOVs for line driver

uhppoted · Feb 10, 2025 · 0254132 · 0254132
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diff --git a/m5stack/TODO.md b/m5stack/TODO.md
@@ -24,10 +24,12 @@
       - https://electronics.stackexchange.com/questions/535159/will-this-circuit-for-two-wiegand-card-readers-allow-them-to-talk-to-one-control
 
 - [ ] Line Driver 
+      - [x] LTSpice model
+      - [x] SN74LVC2G126-EP
+            - [ ] Move OE to other side of symbol
+      - [x] Current limiting resistors 
+      - [ ] OE soft start
       - [ ] Decoupling capacitors
-      - [ ] OE
-      - [ ] Pullups
-      - [ ] Current limiting resistors 
       - (?) Protection diodes
       - https://www.mouser.ca/ProductDetail/onsemi/NL27WZ125USG
       - https://www.microchip.com/en-us/product/TC4427