MicroBCU2
Jump to navigation
Jump to search
| MicroBCU2 | |
|---|---|
| 300px|thumb|center | |
| Developer | SirSydom |
| Status | beta |
| Version | V00.20 |
| Microcontroller/Board | universal |
Description
A Bus Coupler Unit (BCU) / KNX Transveiver which supplies the connected device with power from KNX Bus and provides a bus interface at OSI Layer 2.
Hardware
- IC: NCN5120 (ready for NCN5121 / 5130)
- Size: 23 x 19 x 9 mm
- Voltage 1: 3.3V
- Voltage 2 (optional): 5V (default), can be changed: 3.3V - 21V
- Max. current: up to 100mA
- UART: 19200bps 8E1 / 3.3V
User Documentation
Soldering the Kit
MicroBCU2 comes as a kit where the big parts on the bottom side have to be soldered: C4 C41 L1 and L2 R1 J1
Deactivate / Change VCC2
Enable High Bus current
Developer Documentation
Build It
Links
Vorstellungs- / Entwicklunsthread im KNX User Forum [1]