summaryrefslogtreecommitdiffstats
path: root/examples
diff options
context:
space:
mode:
authorWolfgang (Wolle) Ewald <wolfgang.ewald@wolles-elektronikkiste.de>2021-05-14 18:13:01 +0200
committerGitHub <noreply@github.com>2021-05-14 18:13:01 +0200
commit61b6d85e51c4264ea9b6b3c9dcaa48b57c2a172f (patch)
treead7764380c1683df006f5d84866a181a9b1ba252 /examples
parentUpdate Single_Shot.ino (diff)
downloadADS1115_WE-61b6d85e51c4264ea9b6b3c9dcaa48b57c2a172f.tar
ADS1115_WE-61b6d85e51c4264ea9b6b3c9dcaa48b57c2a172f.tar.gz
ADS1115_WE-61b6d85e51c4264ea9b6b3c9dcaa48b57c2a172f.tar.bz2
ADS1115_WE-61b6d85e51c4264ea9b6b3c9dcaa48b57c2a172f.tar.lz
ADS1115_WE-61b6d85e51c4264ea9b6b3c9dcaa48b57c2a172f.tar.xz
ADS1115_WE-61b6d85e51c4264ea9b6b3c9dcaa48b57c2a172f.tar.zst
ADS1115_WE-61b6d85e51c4264ea9b6b3c9dcaa48b57c2a172f.zip
Diffstat (limited to '')
-rw-r--r--examples/Auto_Range.ino201
1 files changed, 0 insertions, 201 deletions
diff --git a/examples/Auto_Range.ino b/examples/Auto_Range.ino
deleted file mode 100644
index 0cbce88..0000000
--- a/examples/Auto_Range.ino
+++ /dev/null
@@ -1,201 +0,0 @@
-/***************************************************************************
-* Example sketch for the ADS1115_WE library
-*
-* This sketch shows how to use the Auto Range function of the AD1115_WE library.
-*
-* Further information can be found on:
-* https://wolles-elektronikkiste.de/ads1115 (German)
-* https://wolles-elektronikkiste.de/en/ads1115-a-d-converter-with-amplifier (English)
-*
-***************************************************************************/
-
-#include<ADS1115_WE.h>
-#include<Wire.h>
-#define I2C_ADDRESS 0x48
-
-/* There are several ways to create your ADS1115_WE object:
- * ADS1115_WE adc = ADS1115_WE() -> uses Wire / I2C Address = 0x48
- * ADS1115_WE adc = ADS1115_WE(I2C_ADDRESS) -> uses Wire / I2C_ADDRESS
- * ADS1115_WE adc = ADS1115_WE(&wire2) -> uses the TwoWire object wire2 / I2C_ADDRESS
- * ADS1115_WE adc = ADS1115_WE(&wire2, I2C_ADDRESS) -> all together
- * Successfully tested with two I2C busses on an ESP32
- */
-ADS1115_WE adc = ADS1115_WE(I2C_ADDRESS);
-
-void setup() {
- Wire.begin();
- Serial.begin(9600);
- if(!adc.init()){
- Serial.println("ADS1115 not connected!");
- }
-
- /* Set the voltage range of the ADC to adjust the gain
- * Please note that you must not apply more than VDD + 0.3V to the input pins!
- *
- * ADS1115_RANGE_6144 -> +/- 6144 mV
- * ADS1115_RANGE_4096 -> +/- 4096 mV
- * ADS1115_RANGE_2048 -> +/- 2048 mV (default)
- * ADS1115_RANGE_1024 -> +/- 1024 mV
- * ADS1115_RANGE_0512 -> +/- 512 mV
- * ADS1115_RANGE_0256 -> +/- 256 mV
- */
- adc.setVoltageRange_mV(ADS1115_RANGE_6144); //comment line/change parameter to change range
-
- /* Set the inputs to be compared
- *
- * ADS1115_COMP_0_1 -> compares 0 with 1 (default)
- * ADS1115_COMP_0_3 -> compares 0 with 3
- * ADS1115_COMP_1_3 -> compares 1 with 3
- * ADS1115_COMP_2_3 -> compares 2 with 3
- * ADS1115_COMP_0_GND -> compares 0 with GND
- * ADS1115_COMP_1_GND -> compares 1 with GND
- * ADS1115_COMP_2_GND -> compares 2 with GND
- * ADS1115_COMP_3_GND -> compares 3 with GND
- */
- adc.setCompareChannels(ADS1115_COMP_0_GND); //comment line/change parameter to change channel
-
- /* Set number of conversions after which the alert pin asserts
- * - or you can disable the alert
- *
- * ADS1115_ASSERT_AFTER_1 -> after 1 conversion
- * ADS1115_ASSERT_AFTER_2 -> after 2 conversions
- * ADS1115_ASSERT_AFTER_4 -> after 4 conversions
- * ADS1115_DISABLE_ALERT -> disable comparator / alert pin (default)
- */
- //adc.setAlertPinMode(ADS1115_ASSERT_AFTER_1); //uncomment if you want to change the default
-
- /* Set the conversion rate in SPS (samples per second)
- * Options should be self-explaining:
- *
- * ADS1115_8_SPS
- * ADS1115_16_SPS
- * ADS1115_32_SPS
- * ADS1115_64_SPS
- * ADS1115_128_SPS (default)
- * ADS1115_250_SPS
- * ADS1115_475_SPS
- * ADS1115_860_SPS
- */
- adc.setConvRate(ADS1115_64_SPS); //uncomment if you want to change the default
-
- /* Set continuous or single shot mode:
- *
- * ADS1115_CONTINUOUS -> continuous mode
- * ADS1115_SINGLE -> single shot mode (default)
- */
- adc.setMeasureMode(ADS1115_CONTINUOUS); //comment line/change parameter to change mode
-
- /* Choose maximum limit or maximum and minimum alert limit (window) in Volt - alert pin will
- * assert when measured values are beyond the maximum limit or outside the window
- * Upper limit first: setAlertLimit_V(MODE, maximum, minimum)
- * In max limit mode the minimum value is the limit where the alert pin assertion will be
- * cleared (if not latched)
- *
- * ADS1115_MAX_LIMIT
- * ADS1115_WINDOW
- *
- */
- //adc.setAlertModeAndLimit_V(ADS1115_MAX_LIMIT, 3.0, 1.5); //uncomment if you want to change the default
-
- /* Enable or disable latch. If latch is enabled the alert pin will assert until the
- * conversion register is read (getResult functions). If disabled the alert pin assertion will be
- * cleared with next value within limits.
- *
- * ADS1115_LATCH_DISABLED (default)
- * ADS1115_LATCH_ENABLED
- */
- //adc.setAlertLatch(ADS1115_LATCH_ENABLED); //uncomment if you want to change the default
-
- /* Sets the alert pin polarity if active:
- *
- * ADS1115_ACT_LOW -> active low (default)
- * ADS1115_ACT_HIGH -> active high
- */
- //adc.setAlertPol(ADS1115_ACT_LOW); //uncomment if you want to change the default
-
- /* With this function the alert pin will assert, when a conversion is ready.
- * In order to deactivate, use the setAlertLimit_V function
- */
- //adc.setAlertPinToConversionReady(); //uncomment if you want to change the default
-
- /* Enable or disable permanent automatic range selection mode. If enabled, the range will
- * change if the measured values are outside of 30-80% of the maximum value of the current
- * range.
- * !!! Use EITHER this function once OR setAutoRange() whenever needed (see below) !!!
- */
- adc.setPermanentAutoRangeMode(true);
-
- Serial.println("ADS1115 Example Sketch - Continuous Mode with Auto Range");
- Serial.println();
-}
-
-void loop() {
- float voltage = 0.0;
-
- Serial.print("Channel 0 - ");
- voltage = readChannel(ADS1115_COMP_0_GND);
- Serial.println(voltage);
-
- Serial.print("Channel 1 - ");
- voltage = readChannel(ADS1115_COMP_1_GND);
- Serial.println(voltage);
-
- Serial.print("Channel 2 - ");
- voltage = readChannel(ADS1115_COMP_2_GND);
- Serial.println(voltage);
-
- Serial.print("Channel 3 - ");
- voltage = readChannel(ADS1115_COMP_3_GND);
- Serial.println(voltage);
-
- Serial.println("-------------------------------");
- delay(1000);
-}
-
-float readChannel(ADS1115_MUX channel) {
- float voltage = 0.0;
- adc.setCompareChannels(channel);
-
- /* setAutoRange() switches to the highest range (+/- 6144 mV), measures the current
- * voltage and then switches to the lowest range where the current value is still
- * below 80% of the maximum value of the range. The function is only suitable if you
- * expect stable or slowly changing voltages. setAutoRange needs roughly the time you
- * would need for three conversions.
- * If the ADS115 is in single shot mode, setAutoRange() will switch into continuous
- * mode to measure a value and switch back again.
- * !!! Use EITHER this function whenever needed OR setPermanentAutoRangeMode(true) once !!!
- */
- //adc.setAutoRange();
- adc.getResult_mV();
- printVoltageRange(); // this is just to show that the range is changing with changing voltages
- voltage = adc.getResult_V(); // alternative: getResult_mV for Millivolt
- return voltage;
-}
-
-void printVoltageRange(){
- unsigned int voltageRange = adc.getVoltageRange_mV();
- Serial.print("Range: ");
-
- switch(voltageRange){
- case 6144:
- Serial.print("+/- 6144 mV, Voltage [mV]: ");
- break;
- case 4096:
- Serial.print("+/- 4096 mV, Voltage [mV]: ");
- break;
- case 2048:
- Serial.print("+/- 2048 mV, Voltage [mV]: ");
- break;
- case 1024:
- Serial.print("+/- 1024 mV, Voltage [mV]: ");
- break;
- case 512:
- Serial.print("+/- 512 mV, Voltage [mV]: ");
- break;
- case 256:
- Serial.print("+/- 256 mV, Voltage [mV]: ");
- break;
- default:
- Serial.println("Something went wrong");
- }
-}