fork from github

2021-11-28 12:03:26 +01:00
commit aef37c6fe8
29 changed files with 2881 additions and 0 deletions
--- a/examples/ADS_differential/ADS_differential.ino
+++ b/examples/ADS_differential/ADS_differential.ino
@@ -0,0 +1,64 @@
+//
+//    FILE: ADS_differential.ino
+//  AUTHOR: Rob.Tillaart
+// VERSION: 0.1.1
+// PURPOSE: read differential
+//
+
+// test 1
+// connect 2 potmeters in series
+//
+// GND ---[   x   ]------[   y   ]---- 5V
+//            |              |
+//
+// measure at x and y  (connect to AIN0 and AIN1). 
+// x should be lower or equal to y
+
+// test 2
+// connect 2 potmeters parallel
+//
+// GND ---[   x   ]------ 5V
+//            |
+//
+// GND ---[   y   ]------ 5V
+//            |
+//
+// measure at x and y  (connect to AIN0 and AIN1).
+// range from -VDD .. +VDD are possible
+
+#include <ADS1X15.h>
+
+ADS1115 ADS(0x48);
+
+void setup() 
+{
+  Serial.begin(115200);
+  Serial.println(__FILE__);
+  Serial.print("ADS1X15_LIB_VERSION: ");
+  Serial.println(ADS1X15_LIB_VERSION);
+
+  ADS.begin();
+  ADS.setGain(0);
+}
+
+void loop() 
+{
+  int16_t val_01 = ADS.readADC_Differential_0_1();  
+  int16_t val_03 = ADS.readADC_Differential_0_3();  
+  int16_t val_13 = ADS.readADC_Differential_1_3();  
+  int16_t val_23 = ADS.readADC_Differential_2_3(); 
+  float volts_01 = ADS.toVoltage(val_01); 
+  float volts_03 = ADS.toVoltage(val_03); 
+  float volts_13 = ADS.toVoltage(val_13); 
+  float volts_23 = ADS.toVoltage(val_23); 
+
+  Serial.print("\tval_01: "); Serial.print(val_01); Serial.print("\t"); Serial.println(volts_01, 3);
+  Serial.print("\tval_03: "); Serial.print(val_03); Serial.print("\t"); Serial.println(volts_03, 3);
+  Serial.print("\tval_13: "); Serial.print(val_13); Serial.print("\t"); Serial.println(volts_13, 3);
+  Serial.print("\tval_23: "); Serial.print(val_23); Serial.print("\t"); Serial.println(volts_23, 3);
+  Serial.println();
+
+  delay(1000);
+}
+
+// -- END OF FILE --