Rohm BD7411G-EVK-001 User manual

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© 2018 ROHM Co., Ltd.
No. 60UG061E Rev.001
Apr.2018
User’s Guide
Hall IC
BD7411G-EVK-001 Manual
BD7411G-EVK-001 is an evaluation board for BD7411G, which is a ROHM Hall IC. This User’s Guide is about how to use BD7411G-EVK-001
together with SensorShield*1. *1 SensorShield is sold as Shield-EVK-001.
Preparation
Arduino Uno 1pc
Personal Computer installed Arduino IDE 1pc
Requirement : Arduino 1.6.7 or higher
Please use Arduino IDE which can be
downloaded from the link below:
http://www.arduino.cc/
USB cable for connecting Arduino and PC 1pc
SensorShield 1pc
BD7411G-EVK-001 1pc
Magnet 1pc
Setting
1. Connect the Arduino and the SensorShield (Figure 1)
Figure 1. Connection between the Arduino and the
SensorShield
2. Connect BD7411G-EVK-001 to the socket of GPIO area
on the SensorShield (Figure 2)
3. Set Voltage of the SensorShield to 5.0V (Figure 2)
Figure 2. Connection between BD7411G-EVK-001 and
the SensorShield
4. Connect the Arduino to the PC using a USB cable
5. Download BD7411G.zip from the link below:
http://www.rohm.com/web/global/sensor-shield-support
6. Launch Arduino IDE
7. Select [Sketch]->[Include Library]->[Add.ZIP library...],
install BD7411G.zip
8. Select [File]->[Examples]->[BD7411G]->[example]->
[BD7411G]
USB connecter
SensorShield

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User’s Guide
BD7411G-EVK-001 Manual
© 2018 ROHM Co., Ltd.
No. 60UG061E Rev.001
Apr.2018
Measurement
1. Select [Tools] and check the contents enclosed in the red
frame. (Figure 3) Board should be “Arduino/Genuino Uno”
and Port should be COMxx (Arduino/Genuino Uno). COM
port number is different in each environment.
Figure 3. COM Port setting
2. Remove BD7411G-EVK-001 from the SensorShield
3. Write the program by pressing right arrow button for
upload (Figure 4)
4. Wait for the message ”Done uploading” (Figure 4)
Figure 4. Uploading
5. Connect BD7411G-EVK-001 to the SensorShield
6. Select [Tools]->[Serial Monitor] (Figure 5)
Figure 5. Tools Setting
7. Check log of Serial Monitor (Figure 6)
“BD7411G Magnet field Detect!” is displayed when the
magnet is placed near the sensor board.
Figure 6. Serial Monitor
Board Information
Figure 7. Picture of the board
Table 1. Parts information

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Notice
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http://www.rohm.com/contact/
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More detail product informations and catalogs are available, please contact us.
Notes
The information contained herein is subject to change without notice.
Before you use our Products, please contact our sales representative
and verify the latest specifica-
tions :
Although ROHM is continuously working to improve product reliability and quality, semicon-
ductors can break down and malfunction due to various factors.
Therefore, in order to prevent personal injury or fire arising from failure, please take safety
measures such as complying with the derating characteristics, implementing redundant and
fire prevention designs, and utilizing backups and fail-safe procedures. ROHM shall have no
responsibility for any damages arising out of the use of our Poducts beyond the rating specified by
ROHM.
Examples of application circuits, circuit constants and any other information contained herein are
provided only to illustrate the standard usage and operations of the Products. The peripheral
conditions must be taken into account when designing circuits for mass production.
The technical information specified herein is intended only to show the typical functions of and
examples of application circuits for the Products. ROHM does not grant you, explicitly or implicitly,
any license to use or exercise intellectual property or other rights held by ROHM or any other
parties. ROHM shall have no responsibility whatsoever for any dispute arising out of the use of
such technical information.
The Products specified in this document are not designed to be radiation tolerant.
For use of our Products in applications requiring a high degree of reliability (as exemplified
below), please contact and consult with a ROHM representative : transportation equipment (i.e.
cars, ships, trains), primary communication equipment, traffic lights, fire/crime prevention, safety
equipment, medical systems, servers, solar cells, and power transmission systems.
Do not use our Products in applications requiring extremely high reliability, such as aerospace
equipment, nuclear power control systems, and submarine repeaters.
ROHM shall have no responsibility for any damages or injury arising from non-compliance with
the recommended usage conditions and specifications contained herein.
ROHM has used reasonable care to ensurHthe accuracy of the information contained in this
document. However, ROHM does not warrants that such information is error-free, and ROHM
shall have no responsibility for any damages arising from any inaccuracy or misprint of such
information.
Please use the Products in accordance with any applicable environmental laws and regulations,
such as the RoHS Directive. For more details, including RoHS compatibility, please contact a
ROHM sales office. ROHM shall have no responsibility for any damages or losses resulting
non-compliance with any applicable laws or regulations.
When providing our Products and technologies contained in this document to other countries,
you must abide by the procedures and provisions stipulated in all applicable export laws and
regulations, including without limitation the US Export Administration Regulations and the Foreign
Exchange and Foreign Trade Act.
This document, in part or in whole, may not be reprinted or reproduced without prior consent of
ROHM.
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