2 layers68.6 × 53.3 mm

ModbusRTU Test Shield
CMB27/ModbusRTU-Test-Shield
A shield for Arduino boards that provides an RS-485 transceiver, RS-232 transceiver, and a selection of buttons, lights, and knobs.
46 parts1CERN-OHL-P-2.0
KiCad boards from 1 GitHub repository tagged “knobs”, the most starred first; open any of them in PCBKit.

CMB27/ModbusRTU-Test-Shield
A shield for Arduino boards that provides an RS-485 transceiver, RS-232 transceiver, and a selection of buttons, lights, and knobs.