| 88 | |
| 89 | |
| 90 | class SR830(MessageBasedDriver): |
| 91 | |
| 92 | DEFAULTS = {'COMMON': {'write_termination': '\n', |
| 93 | 'read_termination': '\n', |
| 94 | }} |
| 95 | |
| 96 | |
| 97 | @Feat(units='degrees', limits=(-360, 729.99, 0.01)) |
| 98 | def reference_phase_shift(self): |
| 99 | """Phase shift of the reference. |
| 100 | """ |
| 101 | return self.query('PHAS?') |
| 102 | |
| 103 | @reference_phase_shift.setter |
| 104 | def reference_phase_shift(self, value): |
| 105 | self.send('PHAS{:.2f}'.format(value)) |
| 106 | |
| 107 | @Feat(values={True: 1, False: 0}) |
| 108 | def reference_internal(self): |
| 109 | """Reference source. |
| 110 | """ |
| 111 | return self.query('FMOD?') |
| 112 | |
| 113 | @reference_internal.setter |
| 114 | def reference_internal(self, value): |
| 115 | self.send('FMOD {}'.format(value)) |
| 116 | |
| 117 | @Feat(units='Hz', limits=(0.001, 102000, 0.00001)) |
| 118 | def frequency(self): |
| 119 | """Reference frequency. |
| 120 | """ |
| 121 | return self.query('FREQ?') |
| 122 | |
| 123 | @frequency.setter |
| 124 | def frequency(self, value): |
| 125 | self.send('FREQ{:.5f}'.format(value)) |
| 126 | |
| 127 | @Feat(values={'zero_crossing': 0, 'rising_edge': 1}) |
| 128 | def reference_trigger(self): |
| 129 | """Reference trigger when using the external reference mode. |
| 130 | """ |
| 131 | |
| 132 | @reference_trigger.setter |
| 133 | def reference_trigger(self, value): |
| 134 | self.send('RSLP {}'.format(value)) |
| 135 | |
| 136 | @Feat(limits=(1, 19999, 1)) |
| 137 | def harmonic(self): |
| 138 | """Detection harmonic. |
| 139 | """ |
| 140 | return self.query('HARM?') |
| 141 | |
| 142 | @harmonic.setter |
| 143 | def harmonic(self, value): |
| 144 | self.send('HARM {}'.format(value)) |
| 145 | |
| 146 | @Feat(units='volt', limits=(0.004, 5., 0.002)) |
| 147 | def sine_output_amplitude(self): |