ESP32-WROOM-32U-N4 4MB Flash WiFi + BT + BLE Module Zero Board This is the CJMCU 9930

This is the CJMCU 9930 APDS-9930 Digital Proximity And Ambient Light Sensor

Designed expressly for switch-mode power supply and PPF (power factor correction) Applications

Over Line and Load conditions

74HC373 provides Latch-Enable (LE) input pin and when it€š¬€ž¢s high

ESP32-WROOM-32U-N4 4MB Flash WiFi + BT + BLE Module Zero Board This is the CJMCU 9930The ESP32 WROOM 32U is a powerful Wi Fi and Bluetooth combo module designed by Espressif. It features the ESP32 D0WDQ6 chip and comes equipped with 4MB of SPI flash. This module is notable for its external antenna connector, allowing for improved wireless performance in Applications where onboard antennas may not be sufficient. Key characteristics include: Dual Core Processor: 32 bit LX6 CPU, clocked up to 240 MHz. Connectivity: Integrated Wi Fi (802.