Cep Terminals 6201 GSM Remote Switch Control Module 6201 Datenbogen
Produktcode
6201
CEP AG
Revision 1.4
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Page 19 of 32
6.1 CT63 with DSUB15 connector with I2C and SPI interface
PIN
Signal
Direction
Voltage levels
Description
1
DCD
Output
> + 4V
<- 4 V
<- 4 V
Data carrier detect
2
RD
Output
> + 4V
<- 4 V
<- 4 V
Received data
3
TD
Input
> + 2,4V
< 0.8 V
< 0.8 V
Transmitted data
4
I2CCLK_SPICLK
5
I2CDAT_SPIDO
6
DSR
Output
> + 4V
< - 4 V
< - 4 V
Data set ready
7
RTS
Input
> + 2,4V
< 0.8 V
< 0.8 V
Request to send
8
CTS
Output
> + 4V
< - 4 V
< - 4 V
Clear to send
9
SPICS
10
RI
Output
> + 4V
< - 4 V
< - 4 V
Ring indicator
11
SPIDI
12
GPIO_05
13
DTR
Input
> + 4V
< 0.8 V
< 0.8 V
Data terminal ready
14
GND
-
0 V
Ground connection
15
VEXT
Output
2,93 V DC