added modifications to include Siglent SDS2304X modelv0.10

2 files changed, 34 insertions, 0 deletions

diff --git a/qolab/hardware/scope/__init__.py b/qolab/hardware/scope/__init__.py
index 3bca8f0..b4bdd0e 100644
--- a/qolab/hardware/scope/__init__.py
+++ b/qolab/hardware/scope/__init__.py
@@ -81,4 +81,5 @@ class ScopeSCPI(SCPIinstr, Scope):
         self.config['DeviceId'] = str.strip(self.idn)
 
 from .sds1104x import SDS1104X
+from .sds2304x import SDS2304X
 
diff --git a/qolab/hardware/scope/sds2304x.py b/qolab/hardware/scope/sds2304x.py
new file mode 100644
index 0000000..fc9b129
--- /dev/null
+++ b/qolab/hardware/scope/sds2304x.py
@@ -0,0 +1,33 @@
+"""
+by Rob Behary and Eugeniy Mikhailov 2024/06/17
+"""
+
+from qolab.hardware.scope import SDS1104X
+from qolab.hardware.basic import BasicInstrument
+
+import re
+
+class SDS2304X(SDS1104X):
+    """ Siglent SDS2354x scope """
+    vertDivOnScreen = 8 # unlike SDS1104X, number of divisions matches what is seen on the screen
+    horizDivOnScreen = 10
+    def __init__(self, resource, *args, **kwds):
+        super().__init__(resource, *args, **kwds)
+        self.config['Device model'] = 'SDS2304X'
+        self.resource.read_termination='\n'
+        self.numberOfChannels = 4
+        self.maxRequiredPoints = 1000; # desired number of points per channel, can return twice more
+
+
+    @BasicInstrument.tsdb_append
+    def getTimePerDiv(self):
+        qstr = 'TDIV?'
+        rstr = self.query(qstr)
+        # Siglent claims that this model should have same commands as SDS1104X
+        # however response is different, for example we got '2.00E-08S' instead 'TDIV 2.00E-08S'
+        # expected reply to query: '2.00E-08S' 
+        spltStr=re.split('S', rstr)
+        numberString = spltStr[0]
+        #prefix, numberString, unit = response2numStr(rstr, firstSeparator=None, unit='S')
+        return(float(numberString))
+