ROBOTICS
TXT 4.0 CONTROLLER
5. 9V IN, DC port (3.45 mm, plus pole internal)
The power supply from the Power Set is connected here (not included in the scope of delivery).
6. 9V IN, Battery Pack connection
This connection allows for a mobile power supply via the fischertechnik Battery Pack (not included in the
scope of delivery) as an alternative to the power pack.
7.
EXT connections for expansions
These connections can be used to link additional ROBOTICS TXT 4.0 Controllers, thereby expanding the
numbers of inputs and outputs. In addition, you receive an I2C interface, for instance for sensors.
8. Outputs M1– M4 or O1– O1
4 motors can be connected to the outputs. Alternatively, 8 LEDs or electromagnets with the second pole
connected to a ground connection ( ) can be used.
1 #
0 1
0
0 !
USB1
SD
S 1
S 2
1 "
TXT 4.0 Controller
S 3
0 %
Program1
Program1
PROGRAMM
I1
PROGRAM 01
NAME
Program Running
I2
STOPPED
I3
File
I4
1 !
I5
Settings
I6
I7
9V
I8
OUT
ON/OFF
1 0
1
12. Speaker
The speakers can be used to play sounds or noises stored on the Controller or the memory card.
13. Universal inputs I1– I8
These signal inputs are designed for all-around use. They can be set using the ROBO Pro Coding software
for:
›
Digital sensors (buttons, reed contacts, phototransistors) – Digital 5 kΩ
Infrared track sensors – Digital 10V
›
Analog sensors 0–5kΩ (NTC resistors, photoresistors, potentiometers)
›
© Copyright 2001-2021 fischertechnik GmbH | Klaus-Fischer-Straße 1 | 72178 Waldachtal
fischertechnik TXT Operating manual_EN | 10. November 2021, 9:18 PM
0 "
0 #
0 $
USB2
9V
IN
12:30
12:30
0 %
M1
01
02
M2
03
04
0 &
M3
05
06
Test
M4
07
08
C1
Info
C2
0 '
C3
9V
C4
OUT
1 1
1 0
9. Inputs C1– C4
Fast counting inputs, record counting pulses up to 1 kHz
(1000 pulses / sec.), for instance from fischertechnik
encoder motors. These can also be used as digital inputs,
for instance for buttons.
10. 9V Out
Supplies sensors with the required operating voltage 9V+,
such as color sensors, track sensors, ultrasound sensors,
magnetic encoders.
11. On / off switch
Switches the Controller on or off, and indicates the
operating status via different colors.
09
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