Serial Interface; Data Rates (Bps); Flow Control Options; Gpio - Digi Conntect ME Hardware Reference Manual

S e r i a l I n t e r f a c e

Serial Interface

One TTL serial interface (CMOS 3.3v) with full modem control signals (DTR, DSR, DCD,
RTS, CTS).

Data Rates (bps)

50, 110, 134, 150, 200, 300, 600, 1200, 2400, 3600, 4800, 9600, 19200, 38400, 57600,
115200, 230400

Flow Control Options

RTS/CTS, XON/XOFF, None

GPIO

Five GPIO (General Purpose Input/Output) ports are selectable between modem control
and GPIO as follows:
4 2
D i g i C o n n e c t W i - M E & D i g i C o n n e c t M E H a r d w a r e R e f e r e n c e
RTS/GPIO 4
DTR/GPIO 5
CTS/GPIO 2
DCD/GPIO 1
DSR/GPIO 3