0.4.0 DAC8551

libraries/DAC8551/CHANGELOG.md

@@ -6,6 +6,12 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
 
+## [0.4.0] - 2024-01-20
+- Fix #19, improve handling SPI dependency.
+- update examples
+
+----
+
 ## [0.3.0] - 2023-12-01
 - refactor constructor interface - breaking changes.
   - minimize conditional code. -- create SPI_CLASS macro to solve it.

libraries/DAC8551/DAC8551.cpp

@@ -2,7 +2,7 @@
 //    FILE: DAC8551.cpp
 //  AUTHOR: Rob Tillaart
 // PURPOSE: Arduino library for DAC8551 SPI Digital Analog Convertor
-// VERSION: 0.3.0
+// VERSION: 0.4.0
 //     URL: https://github.com/RobTillaart/DAC8551
 
 
@@ -40,9 +40,9 @@ void DAC8551::begin()
 
   if(_hwSPI)
   {
-    _mySPI->end();
-    _mySPI->begin();
-    delay(1);
+    //  _mySPI->end();
+    //  _mySPI->begin();
+    //  delay(1);
   }
   else  //  SOFTWARE SPI
   {

libraries/DAC8551/DAC8551.h

@@ -4,7 +4,7 @@
 //  AUTHOR: Rob Tillaart
 // PURPOSE: Arduino library for DAC8551 SPI Digital Analog Convertor
 //          could work with DAC8550, not tested
-// VERSION: 0.3.0
+// VERSION: 0.4.0
 // HISTORY: See DAC8551.cpp
 //     URL: https://github.com/RobTillaart/DAC8551
 //
@@ -14,7 +14,7 @@
 #include "SPI.h"
 
 
-#define DAC8551_LIB_VERSION            (F("0.3.0"))
+#define DAC8551_LIB_VERSION            (F("0.4.0"))
 
 
 #define DAC8551_POWERDOWN_NORMAL       0
@@ -74,7 +74,7 @@ protected:
 
 /////////////////////////////////////////////////////////
 //
-// DERIVED DAC8501, DAC8531, DAC8550
+//  DERIVED DAC8501, DAC8531, DAC8550
 //
 
 #define DAC8501_POWERDOWN_NORMAL       0

libraries/DAC8551/LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2017-2023 Rob Tillaart
+Copyright (c) 2017-2024 Rob Tillaart
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

libraries/DAC8551/README.md

@@ -24,6 +24,14 @@ They all have classes derived 1 to 1 from DAC8551.
 **Warning** this library is not tested extensively.
 
 
+
+## [0.4.0] - 2024-01-20
+- Fix #19, improve handling SPI dependency.
+- update examples
+
+----
+
+
 #### 0.3.0 Breaking change
 
 The version 0.3.0 has breaking changes in the interface. 

libraries/DAC8551/examples/DAC8531_hw_spi/DAC8531_hw_spi.ino

@@ -7,6 +7,7 @@
 
 #include "DAC8551.h"
 
+
 //  select, data, clock
 DAC8531 mydac(8, 11, 13);
 
@@ -18,6 +19,8 @@ void setup()
   Serial.print("DAC8551_LIB_VERSION: ");
   Serial.println(DAC8551_LIB_VERSION);
 
+  SPI.begin();
+
   mydac.begin();
 }
 

libraries/DAC8551/examples/DAC8551_ESP32_VSPI/DAC8551_ESP32_VSPI.ino

@@ -20,6 +20,8 @@ void setup()
   Serial.print("DAC8551_LIB_VERSION: ");
   Serial.println(DAC8551_LIB_VERSION);
 
+  mySPI->begin();
+
   mydac.begin();
 }
 

libraries/DAC8551/examples/DAC8551_hw_spi/DAC8551_hw_spi.ino

@@ -9,6 +9,7 @@
 
 #include "DAC8551.h"
 
+
 //  select, address HW SPI
 DAC8551 mydac(10, &SPI);  //  explicit SPI
 
@@ -20,6 +21,8 @@ void setup()
   Serial.print("DAC8551_LIB_VERSION: ");
   Serial.println(DAC8551_LIB_VERSION);
 
+  SPI.begin();
+
   mydac.begin();
 }
 
@@ -55,5 +58,5 @@ void loop()
 }
 
 
-// -- END OF FILE --
+//  -- END OF FILE --
 

libraries/DAC8551/examples/DAC8551_powerdown/DAC8551_powerdown.ino

@@ -2,9 +2,7 @@
 //    FILE: DAC8551_powerdown.ino
 //  AUTHOR: Rob Tillaart
 // PURPOSE: demo DAC8551 library Arduino
-// VERSION: 0.2.0
 //     URL: https://github.com/RobTillaart/DAC8551
-//
 
 
 #include "DAC8551.h"
@@ -21,6 +19,8 @@ void setup()
   Serial.print("DAC8551_LIB_VERSION: ");
   Serial.println(DAC8551_LIB_VERSION);
 
+  SPI.begin();
+
   mydac.begin();
 }
 

libraries/DAC8551/examples/DAC8551_sw_spi/DAC8551_sw_spi.ino

@@ -2,9 +2,7 @@
 //    FILE: DAC8551_sw_spi.ino
 //  AUTHOR: Rob Tillaart
 // PURPOSE: demo DAC8551 library Arduino with software SPI
-// VERSION: 0.2.0
 //     URL: https://github.com/RobTillaart/DAC8551
-//
 
 
 #include "DAC8551.h"
@@ -21,13 +19,15 @@ void setup()
   Serial.print("DAC8551_LIB_VERSION: ");
   Serial.println(DAC8551_LIB_VERSION);
 
+  SPI.begin();
+
   mydac.begin();
 }
 
 
 void loop()
 {
-  // minimal sawtooth
+  //  minimal sawtooth
   for (uint16_t val = 0; val < 65500; val+= 30)
   {
     mydac.setValue(val);
@@ -40,7 +40,7 @@ void loop()
   }
   Serial.println();
   
-  // minimal sinus
+  //  minimal sinus
   for (long i = 0; i < 360; i++ )
   {
     long s = 32768 + 32768 * sin( i * (PI / 180.0));
@@ -56,5 +56,5 @@ void loop()
 }
 
 
-// -- END OF FILE --
+//  -- END OF FILE --
 

libraries/DAC8551/library.json

@@ -15,7 +15,7 @@
     "type": "git",
     "url": "https://github.com/RobTillaart/DAC8551"
   },
-  "version": "0.3.0",
+  "version": "0.4.0",
   "license": "MIT",
   "frameworks": "*",
   "platforms": "*",

libraries/DAC8551/library.properties

@@ -1,5 +1,5 @@
 name=DAC8551
-version=0.3.0
+version=0.4.0
 author=Rob Tillaart <rob.tillaart@gmail.com>
 maintainer=Rob Tillaart <rob.tillaart@gmail.com>
 sentence=Arduino library for DAC8501, DAC8531, DAC8550 and DAC8551 SPI 16-bit Digital Analog Convertor.