tested rfGen with LMX2487 control

2 files changed, 61 insertions, 0 deletions

diff --git a/rfGen.py b/rfGen.py
new file mode 100644
index 0000000..3be3182
--- /dev/null
+++ b/rfGen.py
@@ -0,0 +1,41 @@
+import serial
+import io
+
+import time  # For sleep, clock, time and perf_counter
+from datetime import datetime, timedelta
+
+# ser = serial.Serial('COM4', 115200, timeout=1)
+ser = serial.Serial('/dev/ttyUSB0', 115200, timeout=1)
+# ser = serial.Serial('/dev/ttyUSB0', 9600, timeout=1)
+
+class rfGenLMX2487:
+    def __init__(self, port='/dev/ttyUSB0', speed=115200, timeout=1):
+        self.port = port
+        self.speed = speed
+        self.timeout = timeout
+        self.connection = serial.Serial( self.port, self.speed, timeout=self.timeout)
+        self.log = [] 
+        self.logCapacity = 10
+
+    def add2log(self, text):
+        self.log.append(text)
+        while len(self.log) > self.logCapacity:
+            self.log.pop(0)
+
+    def log2str(self, interval=None):
+        strOut = ""
+        for e in self.log:
+            strOut += e
+        return strOut
+
+    def sendSerialCmd(self, cmd):
+        self.connection.write(bytes(cmd+'\r','ascii'))
+        resp = self.connection.read_until(terminator=b'> ')
+        resp = resp.decode('utf-8')
+        self.add2log(resp)
+        return resp
+
+    def setFreq(self,freq):
+        cmd_str=f'setFreq({freq:.2f})'
+        self.sendSerialCmd(cmd_str)
+
diff --git a/test_rfGenLMX2487.py b/test_rfGenLMX2487.py
new file mode 100644
index 0000000..e87ad79
--- /dev/null
+++ b/test_rfGenLMX2487.py
@@ -0,0 +1,20 @@
+from rfGen import rfGenLMX2487
+import numpy as np
+import platform
+
+if platform.system() == 'Linux':
+    rf=rfGenLMX2487(port='/dev/ttyUSB0', speed=115200, timeout=1)
+else:
+    rf=rfGenLMX2487(port='COM5', speed=115200, timeout=1)
+
+freqStart = 6.830e9
+freqStop  = 6.840e9
+Np = 21
+print(f'We will sweep frequency from {freqStart} to {freqStop} in {Np} points')
+for freq in np.linspace(freqStart,freqStop, num=Np, endpoint=True):
+    print(f'Frequency set to {freq:.2f}') 
+    rf.setFreq(freq)
+
+print("Printing log")
+print(rf.log2str())
+