TC65 TERMINAL SIEMENS, TC65 TERMINAL Datasheet - Page 50

• Manufacturer Part Number: TC65 TERMINAL
• Description: GSM/GPRS JAVA TERMINAL PACK
• Manufacturer: SIEMENS

Specifications of TC65 TERMINAL

• Rohs Compliant: YES

5.7
Table 27: Characteristics of the GPIOs
5.8
Table 28: Characteristics of the pulse counter
TC65 Terminal_HD_V01.041
TC65 Terminal Hardware Interface Description
Strictly Confidential / Released
Function
General
Purpose
Input/Output
Function
Pulse
Counter
Characteristics of the GPIOs
Characteristics of the Pulse Counter
Signal name
GPIO1
GPIO2
GPIO3
GPIO4
GPIO5
GPIO6
GPIO7
GPIO8
GPIO9
GPIO10
Signal name
GPIO10
IO
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
IO
I
Signal form and level
R
V
V
V
V
V
V
Signal form and level
V
V
V
~
slew rate ≤ 1µs
|________|
| ≥ 450µs | ≥ 450µs
OL
OH
OH
IL
IH
IH
IL
IH
IH
O
max = 0.8V
max = 0.8V
min = 2.0V
max = 3.05V
min = 2.0V
max = 3.05V
≈ 100Ω
max = 0.4V at I = 2mA
min = 2.50V at I = -0.5mA
max = 3.05V
~~~~~~~~~~~~~
pulse
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|________|
|
~~~
Comment
If unused keep pins with a
pull up or pull down
resistor while the GPIO is
set to input.
Alternatively GPIO10 can
be used as pulse counter.
Comment
Counter range = 0 … 1000
pulses per second
s
29.09.2005