User's Guide Magnetometer BM1422AGMV-EVK-001 Manual BM1422AGMV-EVK-001 is an evaluation board for BM1422AGMV which is ROHM MI sensor. This User's Guide is written about how to use BM1422AGMV-EVK-001 by using SensorShield.*1. *1 SensorShield is sold as part of SensorShield-EVK-001. Voltage setting pin Interrupt setting pin Preparation Arduino Uno 1pcs Personal Computer installed Arduino IDE 1pcs Requirement : Arduino 1.6.7 later Please use Arduino IDE downloaded from BM1422AGMV-EVK-001 http://www.arduino.cc/ USB cable for connecting Arduino and PC SensorShield BM1422AGMV-EVK-001 1pcs 1pcs Figure 2. Connection between BM1422AGMV-EVK-001 1pcs and SensorShield Setting 1. Connect Arduino and SensorShield (Figure 1) 5. Connect PC and Arduino with USB cable 6. Download BM1422AGMV.zip from http:www.rohm.com/web/global/sensor-shield-support USB connecter SensorShield 7. Launch Arduino IDE 8. Select[Sketch]->[Include Library]->[Add.ZIP library...], install 6 ZIP files 9. Select[File]->[Examples]->[BM1422AGMV]->[example]>[BM1422AGMV] Figure 1. Connection between Arduino and SensorShield 2. Connect BM1422AGMV-EVK-001 to the socket of I2C_1 on SensorShield (Figure 2) 3. Set Voltage of SensorShield to 1.8V or 3.0V (Figure 2) 4. Set Interrupt of SensorShield to INTR1 (Figure 2) (c) 2017 ROHM Co., Ltd. 1/2 No. 60UG039E Rev.001 Sep.2017 BM1422AGMV-EVK-001 Manual User's Guide Measurement 1. 5. Check log of Serial Monitor (Figure 6) Check the red frame contents. Board is "Arduino/Genuino Uno". Port is COMxx (Arduino/Genuino Uno). COM port number is different in each environment. Figure 6. Serial Monitor Board Information Figure 3. COM Port setting 2. Write the program by right arrow button for upload (Figure 4) 3. Check the message of "Done uploading" (Figure 4) Figure 7. Picture of the board Figure 4. Uploading 4. Select Tools->Serial Monitor (Figure 5) Table 1. Parts information Figure 5. Tools Setting (c) 2017 ROHM Co., Ltd. 2/2 No. 60UG039E Rev.001 Sep.2017 Notice Notes 1) The information contained herein is subject to change without notice. 2) Before you use our Products, please contact our sales representative and verify the latest specifications : 3) Although ROHM is continuously working to improve product reliability and quality, semiconductors 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. 4) 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. 5) 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. 6) The Products specified in this document are not designed to be radiation tolerant. 7) 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. 8) Do not use our Products in applications requiring extremely high reliability, such as aerospace equipment, nuclear power control systems, and submarine repeaters. 9) ROHM shall have no responsibility for any damages or injury arising from non-compliance with the recommended usage conditions and specifications contained herein. 10) ROHM has used reasonable care to ensurH the 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. 11) 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. 12) 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. 13) This document, in part or in whole, may not be reprinted or reproduced without prior consent of ROHM. 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