Difference between revisions of "ESP Relay Board VDC"

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* V4.2 added voltage divider on back side of PCB, this need to be soldered manually.
* V4.2 added voltage divider on back side of PCB, this need to be soldered manually.
* V4.1 pin headers changed to two group. RST, ADC and DHT_IO16 pins on left side now.
* V4.1 pin headers changed to two group. RST, ADC and DHT_IO16 pins on left side now.
== Analag Input A0 ==
{| class="wikitable"
|-
! Back Side Jumper !! Header text
|-
| Connect || No voltage divider, A0 directly connect to ESP-12 Module ADC pin.
|-
| Disconnect || A0 input via voltage divider to ADC = 220K / 100K, maximium input A0 3.3V
|}
* Reference calculation see here: https://learn.sparkfun.com/tutorials/voltage-dividers/all

Revision as of 15:14, 22 April 2024

Update Log for ESP Relay Board VDC

  • Latest version of ESP Relay Board VDC version V4.2

  • (Old version)

  • Schematic

  • VDC Relay board latest silk print 4.2

  • V4.2 added voltage divider on back side of PCB, this need to be soldered manually.
  • V4.1 pin headers changed to two group. RST, ADC and DHT_IO16 pins on left side now.
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