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--- arduino:ds2450 [2022/02/28 21:28] – created aistis
+++ arduino:ds2450 [2022/02/28 21:43] (current) – aistis
@@ Line 1: / Line 1: @@
-DS2450
+DS2450 esp32 1wire 1-wire dallas adc 4chanel
-esp32
+library code copy to sketch dir
 https://datasheets.maximintegrated.com/en/ds/DS2450.pdf
@@ Line 8: / Line 8: @@
+<code cpp>
+/*
+ *   DS2450Voltages
+ *
+ *   This example demonstrates the use of the DS2450 library and the Arduino
+ *   OneWire library to read voltages from a Dallas Semiconductor
+ *   DS2450 quad a/d.
+ *
+ *   by Joe Bechter
+ *
+ *   (C) 2012, bechter.com
+ *
+ *   All files, software, schematics and designs are provided as-is with no warranty.
+ *   All files, software, schematics and designs are for experimental/hobby use.
+ *   Under no circumstances should any part be used for critical systems where safety,
+ *   life or property depends upon it. You are responsible for all use.
+ *   You are free to use, modify, derive or otherwise extend for your own non-commercial purposes provided
+ *       1. No part of this software or design may be used to cause injury or death to humans or animals.
+ *       2. Use is non-commercial.
+ *       3. Credit is given to the author (i.e. portions © bechter.com), and provide a link to the original source.
+ *
+ */
+#include <Arduino.h>
+#include <OneWire.h>
+#include "DS2450.h"
+// define the Arduino digital I/O pin to be used for the 1-Wire network here
+const uint8_t ONE_WIRE_PIN = 5;
+// define the 1-Wire address of the DS2450 quad a/d here (lsb first)
+//uint8_t DS2450_address[] = { 0x20, 0x1C, 0x86, 0x00, 0x00, 0x00, 0x00, 0x9E };
+uint8_t DS2450_address[] = { 0x20, 0xD9, 0x37, 0x06, 0x00, 0x00, 0x00, 0x61 };
+OneWire ow(ONE_WIRE_PIN);
+DS2450 ds2450(&ow, DS2450_address);
+void setup() {
+    Serial.begin(115200);
+    ds2450.begin();
+}
+void loop() {
+    ds2450.update();
+    if (ds2450.isError()) {
+        Serial.println("Error reading from DS2450 device");
+    } else {
+        for (int channel = 0; channel < 4; channel++) {
+            Serial.print("Channel ");
+            Serial.print(char('A' + channel));
+            Serial.print(" = ");
+            Serial.print(ds2450.getVoltage(channel), 1);
+            if (channel < 3) {
+                Serial.print("v, ");
+            } else {
+                Serial.println("v.");
+            }
+        }
+    }
+    delay(500);
+}
+</code>