A decoupling capacitor (e.g., 10µF to 100µF) placed close to the VCC and GND pins is highly recommended to handle current spikes during transmission. E07-M1101D-TH User Manual - Ebyte

The e07-m1101d is a serial/USB-to-serial adapter (or similar embedded module) whose pinout determines how it interfaces with host systems and peripheral devices. This review summarizes typical pin functions, common wiring patterns, electrical characteristics, and usage notes to help with prototyping and integration.

Before examining the pinout, let’s briefly review the module’s key specifications:

If you want, I can: