Yertai ET5406A+ programmable DC load driver for bench automation — direct pyserial, no pyvisa
Project description
rf-bench-drivers-yertai
Yertai ET5406A+ programmable DC load driver for the rf_bench bench automation framework.
200 W / 120 V / 20 A. USB connection via CH340 serial adapter. Uses pyserial directly — no pyvisa required.
Install
pip install rf-bench-drivers-yertai
Usage
from rf_bench.yertai import ET5406A
with ET5406A() as load: # auto-detects CH340 adapter
load.CC_mode(1.0) # 1 A constant current
load.on()
v, i, p, r = load.read_all()
print(f"{v:.3f} V {i:.3f} A {p:.3f} W")
load.off()
License
GPL-3.0-or-later
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