diff options
Diffstat (limited to 'examples/device/usbtmc/visaQuery.py')
| -rw-r--r-- | examples/device/usbtmc/visaQuery.py | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/examples/device/usbtmc/visaQuery.py b/examples/device/usbtmc/visaQuery.py index c4e5ad2b9..ca65daf97 100644 --- a/examples/device/usbtmc/visaQuery.py +++ b/examples/device/usbtmc/visaQuery.py @@ -36,8 +36,8 @@ def test_trig(): time.sleep(0.3) # SRQ may have some delay assert (inst.read_stb() & 0x40), "SRQ not set after 0.3 seconds" assert (inst.read_stb() == 0) - - + + def test_mav(): inst.write("delay 50") inst.read_stb() # clear STB @@ -45,15 +45,15 @@ def test_mav(): inst.write("123") time.sleep(0.3) assert (inst.read_stb() & 0x10), "MAV not set after 0.5 seconds" - + rsp = inst.read() assert(rsp == "123\r\n") - - + + def test_srq(): assert (inst.read_stb() == 0) inst.write("123") - + #inst.enable_event(pyvisa.constants.VI_EVENT_SERVICE_REQ, pyvisa.constants.VI_QUEUE) #waitrsp = inst.wait_on_event(pyvisa.constants.VI_EVENT_SERVICE_REQ, 5000) #inst.discard_events(pyvisa.constants.VI_EVENT_SERVICE_REQ, pyvisa.constants.VI_QUEUE) @@ -64,7 +64,7 @@ def test_srq(): assert (stb == 0x50),msg assert (inst.read_stb() == 0x10), "SRQ set at second read!" - + rsp = inst.read() assert(rsp == "123\r\n") @@ -110,7 +110,7 @@ def test_abort_in(): inst.timeout = 800 y = inst.read() assert(y == "xxx\r\n") - + def test_indicate(): # perform indicator pulse usb_iface = inst.get_visa_attribute(pyvisa.constants.VI_ATTR_USB_INTFC_NUM) @@ -120,8 +120,8 @@ def test_indicate(): assert(retv == b'\x01') else: assert((retv[1] == pyvisa.constants.StatusCode(0)) and (retv[0] == b'\x01')), f"indicator pulse failed: retv={retv}" - - + + def test_multi_read(): old_chunk_size = inst.chunk_size longstr = "0123456789abcdefghijklmnopqrstuvwxyz" * 10 @@ -133,7 +133,7 @@ def test_multi_read(): y = inst.read() assert (x + "\r\n" == y) #inst.chunk_size = old_chunk_size - + def test_stall_ep0(): usb_iface = inst.get_visa_attribute(pyvisa.constants.VI_ATTR_USB_INTFC_NUM) inst.read_stb() @@ -143,7 +143,7 @@ def test_stall_ep0(): assert(False) except pyvisa.VisaIOError: pass - + assert (inst.read_stb() == 0) @@ -153,7 +153,7 @@ print(reslist) if (len(reslist) == 0): sys.exit() - + inst = rm.open_resource(reslist[0]); inst.timeout = 3000 |
