def clear_ogp():
"""
Clear all of the Offset, Gain and Phase corrections registers on the adc.
"""
for core in range(1, 5):
adc5g.set_spi_gain(roach2, zdok, core, 0)
adc5g.set_spi_offset(roach2, zdok, core, 0)
adc5g.set_spi_phase(roach2, zdok, core, 0)
def clear_ogp():
"""
Clear all of the Offset, Gain and Phase corrections registers on the adc.
"""
for core in range(1,5):
adc5g.set_spi_gain(roach2,zdok, core, 0)
adc5g.set_spi_offset(roach2,zdok, core, 0)
adc5g.set_spi_phase(roach2,zdok, core, 0)
def clear_ogp(self):
'''
Clears the OGP registers on the ADC.
'''
for core in range(1, 5):
adc.set_spi_gain(self._roach, 0, core, 0)
adc.set_spi_offset(self._roach, 0, core, 0)
adc.set_spi_phase(self._roach, 0, core, 0)
def set_ogp(self, ogp):
'''
Sets the OGP registers on the ADC. Input shape must be (4, 3).
'''
offs = ogp[:, 0]
gains = ogp[:, 1]
phase = ogp[:, 2]
for i in range(len(offs)):
adc.set_spi_offset(self._roach, 0, i+1, offs[i])
adc.set_spi_gain(self._roach, 0, i+1, gains[i])
adc.set_spi_phase(self._roach, 0, i+1, phase[i])
def clear_ogp(self, chans=[0, 1, 2, 3]):
"""
Sets OGP to 0 for channels in 'chans'
"""
for chan in chans:
zdok, cores = self.get_channel_core_spi(chan)
for core in cores:
adc5g.set_spi_offset(self.roach, zdok, core, 0)
adc5g.set_spi_gain(self.roach, zdok, core, 0)
adc5g.set_spi_phase(self.roach, zdok, core, 0)
def clear_ogp(self, chans = [0,1,2,3]):
"""
Sets OGP to 0 for channels in 'chans'
"""
for chan in chans:
zdok, cores = self.get_channel_core_spi(chan)
for core in cores:
adc5g.set_spi_offset(self.roach, zdok, core, 0)
adc5g.set_spi_gain(self.roach, zdok, core, 0)
adc5g.set_spi_phase(self.roach, zdok, core, 0)
def set_phase(p1, p2, p3, p4): """ Set the phases (delays) for each core in the order a, b, c, d. """ t = float(p1) print math.floor(.5+t*255/28.)+0x80, adc5g.set_spi_phase(roach2,zdok, 1, t) t = float(p2) print math.floor(.5+t*255/28.)+0x80, adc5g.set_spi_phase(roach2,zdok, 2, t) t = float(p3) print math.floor(.5+t*255/28.)+0x80, adc5g.set_spi_phase(roach2,zdok, 3, t) t = float(p4) print math.floor(.5+t*255/28.)+0x80 adc5g.set_spi_phase(roach2,zdok, 4, t)
def set_phase(p1, p2, p3, p4):
"""
Set the phases (delays) for each core in the order a, b, c, d.
"""
t = float(p1)
print math.floor(.5 + t * 255 / 28.) + 0x80,
adc5g.set_spi_phase(roach2, zdok, 1, t)
t = float(p2)
print math.floor(.5 + t * 255 / 28.) + 0x80,
adc5g.set_spi_phase(roach2, zdok, 2, t)
t = float(p3)
print math.floor(.5 + t * 255 / 28.) + 0x80,
adc5g.set_spi_phase(roach2, zdok, 3, t)
t = float(p4)
print math.floor(.5 + t * 255 / 28.) + 0x80
adc5g.set_spi_phase(roach2, zdok, 4, t)
def set_ogp(self, ogp_chan, chan):
"""
Sets ogp for two cores of channel 'chan'
multi_ogp is format (ogp1, ogp2)
"""
zdok, cores = self.get_channel_core_spi(chan)
i = 0
for core in cores:
off, gain, phase = ogp_chan[i]
off_spi = math.floor(.5 + off * 255 / 100.) + 0x80
adc5g.set_spi_offset(self.roach, zdok, core, float(off))
gain_spi = math.floor(.5 + gain * 255 / 36.) + 0x80
adc5g.set_spi_gain(self.roach, zdok, core, float(gain))
phase_spi = math.floor(.5 + phase * 255 / 28.) + 0x80
adc5g.set_spi_phase(self.roach, zdok, core, float(phase) * 0.65)
i += 1
def set_ogp(self, ogp_chan, chan):
"""
Sets ogp for two cores of channel 'chan'
multi_ogp is format (ogp1, ogp2)
"""
zdok, cores = self.get_channel_core_spi(chan)
i = 0
for core in cores:
off, gain, phase = ogp_chan[i]
off_spi = math.floor(.5 + off*255/100.) + 0x80
adc5g.set_spi_offset(self.roach, zdok, core, float(off))
gain_spi = math.floor(.5 + gain*255/36.) + 0x80
adc5g.set_spi_gain(self.roach, zdok, core, float(gain))
phase_spi = math.floor(.5 + phase*255/28.) + 0x80
adc5g.set_spi_phase(self.roach, zdok, core, float(phase)*0.65)
i += 1
