1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
|
import datetime
import pytest
from pymeasure.instruments.redpitaya import RedPitayaScpi
@pytest.fixture(scope="module")
def redpitaya_scpi(connected_device_address: str):
""" to use the tests in this file invoke pytest as:
pytest -k redpitaya_scpi --device-address TCPIP::x.y.z.k::port::SOCKET
where you replace x.y.z.k byt the device IP address and port by its port address
"""
instr = RedPitayaScpi(adapter=connected_device_address)
# ensure the device is in a defined state, e.g. by resetting it.
instr.digital_reset()
instr.analog_reset()
return instr
class TestRedpitaya:
def test_time_date(self, redpitaya_scpi):
inst = redpitaya_scpi
inst.time = datetime.time(13, 7, 20)
assert inst.time.hour == 13
assert inst.time.minute == 7
inst.date = datetime.date(2023, 12, 22)
assert inst.date == datetime.date(2023, 12, 22)
def test_led_dio(self, redpitaya_scpi):
inst = redpitaya_scpi
for ind in range(8):
inst.led[ind].enabled = True
assert inst.led[ind].enabled
inst.led[ind].enabled = False
assert not inst.led[ind].enabled
for ind in range(7):
inst.dioN[ind].direction_in = True
assert inst.dioN[ind].direction_in
inst.dioN[ind].direction_in = False
assert not inst.dioN[ind].direction_in
inst.dioN[ind].enabled = True
assert inst.dioN[ind].enabled
inst.dioN[ind].enabled = False
assert not inst.dioN[ind].enabled
for ind in range(7):
inst.dioP[ind].direction_in = True
assert inst.dioP[ind].direction_in
inst.dioP[ind].direction_in = False
assert not inst.dioP[ind].direction_in
inst.dioP[ind].enabled = True
assert inst.dioP[ind].enabled
inst.dioP[ind].enabled = False
assert not inst.dioP[ind].enabled
def test_analog_slow(self, redpitaya_scpi):
inst = redpitaya_scpi
for ind in range(4):
inst.analog_in_slow[ind].voltage
inst.analog_out_slow[ind].voltage = 0.5
def test_acquisition(self, redpitaya_scpi):
inst = redpitaya_scpi
for ind in range(17):
inst.decimation = 2**ind
assert inst.decimation == 2**ind
inst.average_skipped_samples = False
assert inst.average_skipped_samples is False
inst.average_skipped_samples = True
assert inst.average_skipped_samples
assert inst.acq_units == 'VOLTS'
inst.acq_units = 'RAW'
assert inst.acq_units == 'RAW'
assert inst.buffer_length == 16384
inst.acq_format = 'ASCII'
inst.acq_format = 'BIN'
for trigger_source in inst.TRIGGER_SOURCES:
inst.acq_trigger_source = trigger_source
if trigger_source == "DISABLED":
assert inst.acq_trigger_status
assert inst.acq_buffer_filled is False
inst.acq_trigger_delay_samples = 0
assert inst.acq_trigger_delay_samples == 0
assert inst.acq_trigger_delay_ns == 0
inst.acq_trigger_delay_samples = 500
assert inst.acq_trigger_delay_samples == 500
assert inst.acq_trigger_delay_ns == int(500 / inst.CLOCK * 1e9)
inst.acq_trigger_delay_ns = RedPitayaScpi.DELAY_NS[10]
assert inst.acq_trigger_delay_ns == RedPitayaScpi.DELAY_NS[10]
assert inst.acq_trigger_delay_samples == -8192 + 10
inst.acq_trigger_level = 0.5
assert inst.acq_trigger_level == pytest.approx(0.5)
inst.ain1.gain = 'LV'
assert inst.ain1.gain == 'LV'
inst.acq_format = 'BIN'
inst.ain1.get_data_from_binary()
inst.acq_format = 'ASCII'
inst.ain1.get_data_from_ascii()
|
