Tutorial: ESP32-WROOM-32E-R2 / ESP32-WROOM-32E

Adapts or transmits signals between devices.

ESP32-WROOM-32E-R2 / ESP32-WROOM-32E

Tutorial / documentation

Communication

Quick documentation & first test preparation

  1. Identify component ESP32-WROOM-32E-R2 and its package.
  2. Identify the protocol, logic levels and each pin’s function.
  3. Check required termination and pull-up/pull-down resistors.
  4. Consult the application circuit in the linked documentation before testing.

ESP32-WROOM-32E-R2

RF Module, ESP32-D0WDR2-V3 SoC, with 2MB PSRAM, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 2.7-3.6V, onboard antenna, SMD

  • RF Module, ESP32-D0WDR2-V3 SoC, with 2MB PSRAM, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 2.7-3.6V, onboard antenna, SMD
  • Identify the protocol, logic levels and each pin’s function.
  • Check required termination and pull-up/pull-down resistors.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

ESP32-WROOM-32E

RF Module, ESP32-D0WD-V3 SoC, without PSRAM, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 2.7-3.6V, onboard antenna, SMD

  • RF Module, ESP32-D0WD-V3 SoC, without PSRAM, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 2.7-3.6V, onboard antenna, SMD
  • Identify the protocol, logic levels and each pin’s function.
  • Check required termination and pull-up/pull-down resistors.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

Inputs and outputs must match the function described in the selected reference’s documentation.