CES123, readback is correct, call when ready (for GND).

东方123，复诵正确，地面准备好叫。

youdao

GND: This pin is the combined control circuitry and power ground.

该引脚是综合控制电路和电源地。

youdao

GND: This pin is the combined control circuitry and power ground.

该引脚是综合控制电路和电源地。

youdao