User's Manual

M10 Hardware Design
M10_HD_V3.0 - 42 -
3.8.1.2. The connection of UART
The connection between module and host via UART port is very flexible. Three connection styles
are illustrated as below.
UART Port connection is shown as below when it is applied in modulation-demodulation.
Figure 18: Connection of all functional UART port
Three lines connection is shown as below.
Figure 19: Connection of three lines UART port
UART Port with hardware flow control is shown as below. This connection will enhance the