The two different designs of the BPB used in the BIRDS3 mission, one with CPLD and one without.
![](https://private-user-images.githubusercontent.com/100206676/340162453-c257e8cf-d65f-473c-98e1-21886804d913.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3MjQ3NTk3NjUsIm5iZiI6MTcyNDc1OTQ2NSwicGF0aCI6Ii8xMDAyMDY2NzYvMzQwMTYyNDUzLWMyNTdlOGNmLWQ2NWYtNDczYy05OGUxLTIxODg2ODA0ZDkxMy5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjQwODI3JTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI0MDgyN1QxMTUxMDVaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT0wYzAyNDg2ZWQ0MWM4MDZkNmQzNWM4ZjlkNTYxMmI4NzI0NDAzNmY1ZTdmNWQ2OTI5NWNjZGZkOGM2MTZkODI5JlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCZhY3Rvcl9pZD0wJmtleV9pZD0wJnJlcG9faWQ9MCJ9.-G_DIcQRCl8Ygi2KOK_QZdcez7qYgsh-mSDtglJH5Hk)
The project was led by Kyushu Institute of Technology in Japan and involves students from Sri Lanka, Bhutan, Nepal and Japan. Satellite Names: NepaliSat-1 (Nepal), Raavana-1 (Sri Lanka) and Ugiusu (Japan)
Stakeholders: Nepal Academy of Science and Technology (NAST) for Nepal, Arthur C Clarke Institute for Modern Technologies (ACCIMT) for Sri Lanka, and Kyushu Institute of Technology (Kyutech) for Japan.
Project duration: 2018-2020
CubeSat: 1U (10x10x10) cm3
Weight: 1.13kg
Launch Date: 17th April 2019
BIRDS-3 has 4 main missions in total; LoRa Demonstration Mission (LDM), Imaging Mission (CAM), Attitude Determination and Control Mission (ADCS) and Software Configurable Backplane Mission (BPB)
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