Differences

This shows you the differences between two versions of the page.

--- ip-switch [2020/12/28 18:16] – ok1hra
+++ ip-switch [2021/05/15 20:46] (current) – ok1hra
@@ Line 2: / Line 2: @@
 Previous version 0.2 [[https://remoteqth.com/wiki/index.php?page=IP+Switch+with+ESP32-GATEWAY|here]]
 {{https://remoteqth.com/img/slide-ip-sw-rev4-01.jpg?600}}\\
 ----
@@ Line 27: / Line 28: @@
   - Two **jumper** for select output driver are used
   - Connector for **16 relay board** connected wth flat cable
-  - **16 output** and common terminal **(50V/500mA MAX)** use for
+  - **16 output** (50V/500mA MAX)
-    - relay **power** if use **open colector ULN** driver
+  - **COMMON** connect dependency to use driver
-    - relay **GND** if use **open colector MIC** driver
+    - if use **open colector ULN** driver, connect COMMON to relay **+DC power**
+    - if use **open emiter MIC** driver, connect COMMON to relay **GND**
 ==== Sources ====
   * [[https://remoteqth.com/hw/ip-switch-04c.pdf|.PDF schematics]]