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--- esp-ftl [2019/04/19 18:39] – [Pins that matter for NodeMCU] donpdonp
+++ esp-ftl [2024/01/31 04:08] (current) – external edit 127.0.0.1
@@ Line 27: / Line 27: @@
 ## FTL 2016-July
-{{http://donp.org/i/5SjT.jpg?500}}
+{{hardware:esp12-ftl.jpg?500}}
 ## May 2016 Rev
@@ Line 125: / Line 125: @@
   * add single neopx?
-## Reflow technique
+## Hotplate Reflow technique
   warmup while on 'W' on WARM
   place board
@@ Line 267: / Line 267: @@
   SPI Flash Size & Map: 32Mbit(512KB+512KB)
+# 3.3v vreg considerations
+  * https://www.mouser.com/ProductDetail/Texas-Instruments/LMS8117AMP-33-NOPB?qs=sGAEpiMZZMsGz1a6aV8DcBojudwDyMGacuHNsdAV7yU%3D
+  * https://www.mouser.com/ProductDetail/STMicroelectronics/LD29150DT33R?qs=sGAEpiMZZMsGz1a6aV8DcPlO7P8YByjW32ksfjzOXyE%3D
+# serial CTS/RTS 2019Nov
+  * watched CTS/RTS on esp12s
+    * CTS always high
+    * RTS always low
+    * no help
+  * mongoose os reports esp8266 can handle 4MBaud, so speed is no issue