Difference between revisions of "MicroBCU2"

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[https://www.google.de/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&cad=rja&uact=8&ved=2ahUKEwjZ_46X2aftAhUxvlkKHbOJCF4QFjAAegQIBBAC&url=https%3A%2F%2Fwww.onsemi.com%2Fpub%2FCollateral%2FNCN5120-D.PDF&usg=AOvVaw0KUimWgup68HXisop9pYTW OnSemi NCN5120 Datasheet]
 
[https://www.google.de/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&cad=rja&uact=8&ved=2ahUKEwjZ_46X2aftAhUxvlkKHbOJCF4QFjAAegQIBBAC&url=https%3A%2F%2Fwww.onsemi.com%2Fpub%2FCollateral%2FNCN5120-D.PDF&usg=AOvVaw0KUimWgup68HXisop9pYTW OnSemi NCN5120 Datasheet]
  
[https://gitlab.com/SirSydom/knx_microbcu2 MicroBCU2 on GitLab]
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[https://gitlab.com/knx-makerstuff/knx_microbcu2/-/wikis/home MicroBCU2 on GitLab]
  
 
[[Category:Device/Kits]]
 
[[Category:Device/Kits]]

Revision as of 12:16, 10 February 2021

MicroBCU2
MicroBCU2 V00 11 soldered top.jpg
MicroBCU2 V00 11 soldered bot.jpg
Developer SirSydom
Status beta
Version V00.20
Microcontroller/Board universal


Description

A a compact bus coupling unit for KNX building automation based on the NCN5120 knx transceiver. It serves as a power supply and UART access to KNX bus.

Hardware

  • IC: NCN5120 (ready for NCN5121 / 5130)
  • Size: 23 x 19 x 9 mm
  • Weight: about 4g
  • Voltage 1: 3.3V
  • Voltage 2 (optional): 5V (default), can be changed: 3.3V - 21V
  • Ripple at VCC1+2: about 50mV
  • Max. current: up to 100mA
  • UART: 19200bps 8E1 / 3.3V

User Documentation

Please refer to MicroBCU2 Project on Gitlab

Links

Vorstellungs- / Entwicklunsthread im KNX User Forum

1. Sammelbestellung im KNX User Forum

OnSemi NCN5120 Datasheet

MicroBCU2 on GitLab