E07-m1101d Pinout 【Ultra HD】

| Pin Number | Pin Name | I/O | Description | Notes | | :--- | :--- | :--- | :--- | :--- | | | VCC | Power | Power Supply Input | Connect to 3.3V . Do not exceed 3.6V. | | 2 | GND | Power | Ground | Connect to system ground. | | 3 | ANT | I/O | Antenna Interface | Connect to a 50Ω antenna. Do not leave floating. | | 4 | GND | Power | Ground | Connect to system ground. | | 5 | TXD | Output | UART Transmit | Connect to MCU RXD . | | 6 | RXD | Input | UART Receive | Connect to MCU TXD . |

Configurable I/O pins for status, with GDO0 often used for interrupts. Application Example: Arduino Mega e07-m1101d pinout