Cep Terminals UMTS-TERMINAL HT910 G 6303 数据表
产品代码
6303
CEP AG
Revision 0.9
_________________________________________________________________________________
__________________________________________________________________________________________
Page 7 of 26
Signals of Power Connector
PIN
Signal
Direction
Limits
Description
1
VCC
Input
5 – 32V
Positive power input, DC
2
ADC_IN or
not connected
Input
0 – 32V
- Analogue Input
3
HR_IN
Input
5 – 32V
Active high control line used to switch off
V
IH
> 5V, V
IL
< 0.5V
Power off: t > 5s
4
TO_IN
Input
5 – 32V
Positive edge triggered signal; used to
switch on the
modem
V
IH
> 5V, V
IL
< 0.5V
Power on: t > 5s
5
DIG_OUT / or
not connected
Output
5 – VCC
max. 32V
- optional Digital Output
6
GND
Input
-
Negative power (ground) input and return
path for TO_IN and HR_IN
2.1.1 Analog Input
The following command has to be used to initialise and to read the status of the
analogue input:
AT#ADC=1,2,0 or AT#ADC=1,2
Response:
#ADC: <digital value>
e.g. #ADC: 119
ADC_ IN ≈ 0,03333V x digital value
Examples:
ADC_IN [V]
5V
12V
24V
32V
digital value
150
360
720
960