2
Dear customer,
The MCCAB Training Board is manufactured in accordance with the applicable European direc-
tives and therefore bears the CE mark.
Its intended use is described in these operating instructions. If you modify the MCCAB Training
Board or do not use it in accordance with its intended purpose, you alone are responsible for
compliance with the applicable rules.
Therefore, only use the MCCAB Training Board and all components on it as described in these
operating instructions. You may only pass on the MCCAB Training Board together with this
operating manual.
All information in this manual refers to the MCCAB Training Board with the edition level
Rev. 3.3. The edition level of the Training Board is printed on its bottom side (see Figure 13
on page 20).
The current version of this manual can be downloaded from the website
www.elektor.com/20440 for download.
ARDUINO®and other Arduino brand names and logos are registered trademarks of
Arduino SA.
Table of Contents
1Recycling.............................................................................................................3
2Safety instructions................................................................................................3
2.1 Power supply..................................................................................................3
2.2 Handling and environmental conditions..............................................................4
2.3 Repair and maintenance ..................................................................................4
3Intended use........................................................................................................5
4The MCCAB Training Board and its components........................................................6
4.1 The Arduino®NANO microcontroller module .......................................................8
4.2 The power supply of the MCCAB Training Board ................................................11
4.3 The USB connection between the MCCAB Training Board and the PC ...................13
4.4 The eleven LEDs D2 ... D12 for status indication of the microcontroller’s GPIOs ....13
4.5 The potentiometers P1 and P2........................................................................14
4.6 The switches S1 ... S6 and the buttons K1 ... K6...............................................15
4.7 The piezo buzzer Buzzer1...............................................................................16
4.8 The 3
×
3 LED matrix.....................................................................................17
4.9 The LC-Display (LCD) ....................................................................................19
4.10 The driver outputs SV1 and SV7 for higher output currents and voltages .............20
4.11 The SV2 socket connector for linking external modules......................................21
4.12 The pin headers for the connection of SPI modules............................................22
4.12.1 The interface SV11 for SPI modules with +3.3 V operating voltage...............23
4.12.2 The interface SV12 for SPI modules with +5 V operating voltage..................23
4.12.3 Simultaneous connection of SPI modules to SV11 and SV12 ........................24
4.13 The pin headers SV8, SV9 and SV10 for the TWI (=I2C) interface .......................25
5Hints for the use of the ATmega328P’s analog/digital converter................................26
6The Library "MCCAB_Lib" for the MCCAB Training Board ..........................................27
7Further Literature on the Use of the MCCAB Training Board......................................27
