diff options
Diffstat (limited to 'klippy/extras/dac084S085.py')
| -rw-r--r-- | klippy/extras/dac084S085.py | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/klippy/extras/dac084S085.py b/klippy/extras/dac084S085.py index bc015dd4..ad67c40e 100644 --- a/klippy/extras/dac084S085.py +++ b/klippy/extras/dac084S085.py @@ -6,20 +6,25 @@ from . import bus + class dac084S085: def __init__(self, config): self.spi = bus.MCU_SPI_from_config( - config, 1, pin_option="enable_pin", default_speed=10000000) - scale = config.getfloat('scale', 1., above=0.) + config, 1, pin_option="enable_pin", default_speed=10000000 + ) + scale = config.getfloat("scale", 1.0, above=0.0) for chan, name in enumerate("ABCD"): - val = config.getfloat('channel_%s' % (name,), None, - minval=0., maxval=scale) + val = config.getfloat( + "channel_%s" % (name,), None, minval=0.0, maxval=scale + ) if val is not None: - self.set_register(chan, int(val * 255. / scale)) + self.set_register(chan, int(val * 255.0 / scale)) + def set_register(self, chan, value): - b1 = (chan << 6) | (1 << 4) | ((value >> 4) & 0x0f) - b2 = (value << 4) & 0xf0 + b1 = (chan << 6) | (1 << 4) | ((value >> 4) & 0x0F) + b2 = (value << 4) & 0xF0 self.spi.spi_send([b1, b2]) + def load_config_prefix(config): return dac084S085(config) |