Advertisement
1. BASIC SETUP
NC1
NORMALLY CLOSED (REL 1)
NO1
NORMALLY OPEN (REL 1)
CMN1
NC2
NORMALLY CLOSED (REL 2)
NO2
NORMALLY OPEN (REL 2)
CMN2
RX
TX
S-GSM-CQ/REV1.0
Fig. 1.1 – GSM Communicator connection terminals
COMMON (REL 1)
COMMON (REL 2)
UART RECEIVE
UART TRANSMIT
2014-02-18
3V
CLK
SERIAL CLOCK
DAT
IN1
IN2
OUT
DIGITAL OUTPUT
12V
GND
3V OUT
SERIAL DATA
INPUT 1
INPUT 2
12V SUPPLY
GROUND
2
Advertisement
