update example codes adc

Author: jonbrons

voorbeelden/hardware/adc/example_ADS1015.py

@@ -17,24 +17,33 @@
     raise ImportError(
         "Failed to import library from parent folder")
 
+# INPUT VARIABELEN
+samples = 1000
+sample_rate = 250
+gain = 1
+mode = 'single'
+filename = 'test'
 
 ###### configureer de ADC
 
 ads = ADS.ADS1015(i2c)
 
-ads.mode = ADS.Mode.CONTINUOUS    #snel
-# ads.mode = ADS.Mode.SINGLE      #langzaam
+if mode=='cont':
+    ads.mode = ADS.Mode.CONTINUOUS    #snel
+elif mode== 'single':
+    ads.mode = ADS.Mode.SINGLE      #langzaam
 
-ads.gain = 1 
+ads.gain = gain 
 print(ads.gains)  # voor alle opties
-ads.rate = 3300
+ads.data_rate = sample_rate
 print(ads.rates)  # voor alle opties
 
-chan = AnalogIn(ads, ADS.P0)  # pin 0 verbonden
+chan = AnalogIn(ads, ADS.P0, ADS.P1)  # pin 0 verbonden
 
 ###### Lees meerdere datapunten
-data = get_data.readADS(chan)
+data = get_data.readADS(chan,samples)
 
 # maak een (unieke) filenaam aan
-filename = 'meting_test1_%s.txt' %(int(time.time()))
-write_data.saveArray(data, filename)
+file_name = filename+'.txt'
+#filename = 'meting_test1_%s.txt' %(int(time.time()))
+write_data.saveArray(data, file_name)

voorbeelden/hardware/adc/example_ADS1115.py

@@ -17,24 +17,35 @@
     raise ImportError(
         "Failed to import library from parent folder")
 
+# INPUT VARIABELEN
+samples = 1000
+sample_rate = 250
+gain = 1
+mode = 'single'
+filename = 'test'
 
 ###### configureer de ADC
 
 ads = ADS.ADS1115(i2c)
 
-ads.mode = ADS.Mode.CONTINUOUS    #snel
-# ads.mode = ADS.Mode.SINGLE      #langzaam
+if mode=='cont':
+    ads.mode = ADS.Mode.CONTINUOUS    #snel
+elif mode== 'single':
+    ads.mode = ADS.Mode.SINGLE      #langzaam
 
-ads.gain = 1 
+###### configureer de ADC
+
+ads.gain = gain 
 print(ads.gains)  # voor alle opties
-ads.rate = 860 
+ads.data_rate = sample_rate 
 print(ads.rates)  # voor alle opties
 
-chan = AnalogIn(ads, ADS.P0)  # pin 0 verbonden
+chan = AnalogIn(ads, ADS.P0, ADS.P1)  # pin 0 verbonden
 
 ###### Lees meerdere datapunten
-data = get_data.readADS(chan)
+data = get_data.readADS(chan,samples)
 
 # maak een (unieke) filenaam aan
-filename = 'meting_test1_%s.txt' %(int(time.time()))
-write_data.saveArray(data, filename)
+file_name = filename+'.txt'
+#filename = 'meting_test1_%s.txt' %(int(time.time()))
+write_data.saveArray(data, file_name)

voorbeelden/hardware/adc/example_MCP3008.py

@@ -15,16 +15,21 @@
     raise ImportError(
         "Failed to import library from parent folder")
 
+#INPUT VARIABELEN
+filename = 'test'
+samples = 1000
+
 ###### configureer de MCP
 spi = busio.SPI(clock=board.SCK, MISO=board.MISO, MOSI=board.MOSI)
 cs = digitalio.DigitalInOut(board.D5)
 mcp = MCP.MCP3008(spi, cs)
 
-chan = AnalogIn(mcp, MCP.P0)
+chan = AnalogIn(mcp, MCP.P0, MCP.P1)
 
 ###### Lees meerdere datapunten
-data = get_data.readADS(chan)
+data = get_data.readADS(chan,samples)
 
 # maak een (unieke) filenaam aan
-filename = 'meting_test1_%s.txt' %(int(time.time()))
-write_data.saveArray(data, filename)
+file_name = filename+'.txt'
+#filename = 'meting_test1_%s.txt' %(int(time.time()))
+write_data.saveArray(data, file_name)

voorbeelden/hardware/adc/example_plot.py

@@ -8,6 +8,7 @@
     fn = 'meting_test1_1604506938.txt'
     data = lees_data_numpy.readArray(fn)
     time = data[:, 0]
+    print(len(time)/(time[-1]-time[0]))
     plt.plot(time, data[:, 1])
     plt.show()