+ version 0.1.02

+ stricter interface

Author: RobTillaart

libraries/AD524X/AD524X.cpp

@@ -18,7 +18,7 @@
 #define AS524X_O1_HIGH 0x10
 #define AS524X_O2_HIGH 0x08
 
-AD524X::AD524X(uint8_t address)
+AD524X::AD524X(const uint8_t address)
 {
  // address: 0x01011xx = 0x2C - 0x2F
  _address = address;
@@ -32,7 +32,7 @@ uint8_t AD524X::zeroAll()
  return write(1, 0);
 }
 
-uint8_t AD524X::write(uint8_t rdac, uint8_t value)
+uint8_t AD524X::write(const uint8_t rdac, const uint8_t value)
 {
  if (rdac > 1) return AS524X_ERROR;
 
@@ -43,7 +43,7 @@ uint8_t AD524X::write(uint8_t rdac, uint8_t value)
  return send(cmd, value);
 }
 
-uint8_t AD524X::write(uint8_t rdac, uint8_t value, uint8_t O1, uint8_t O2)
+uint8_t AD524X::write(const uint8_t rdac, const uint8_t value, const uint8_t O1, const uint8_t O2)
 {
  if (rdac > 1) return AS524X_ERROR;
 
@@ -56,16 +56,16 @@ uint8_t AD524X::write(uint8_t rdac, uint8_t value, uint8_t O1, uint8_t O2)
  return send(cmd, value);
 }
 
-uint8_t AD524X::setO1(uint8_t v)
+uint8_t AD524X::setO1(const uint8_t value)
 {
- _O1 = (v == LOW) ? 0 : AS524X_O1_HIGH;
+ _O1 = (value == LOW) ? 0 : AS524X_O1_HIGH;
  uint8_t cmd = AS524X_RDAC0 | _O1 | _O2;
  return send(cmd, _lastValue[0]);
 }
 
-uint8_t AD524X::setO2(uint8_t v)
+uint8_t AD524X::setO2(const uint8_t value)
 {
- _O2 = (v == LOW) ? 0: AS524X_O2_HIGH;
+ _O2 = (value == LOW) ? 0: AS524X_O2_HIGH;
  uint8_t cmd = AS524X_RDAC0 | _O1 | _O2;
  return send(cmd, _lastValue[0]);
 }
@@ -80,12 +80,12 @@ uint8_t AD524X::getO2()
  return (_O2 > 0);
 }
 
-uint8_t AD524X::read(uint8_t rdac)
+uint8_t AD524X::read(const uint8_t rdac)
 {
  return _lastValue[rdac];
 }
 
-uint8_t AD524X::midScaleReset(uint8_t rdac)
+uint8_t AD524X::midScaleReset(const uint8_t rdac)
 {
  if (rdac > 1) return AS524X_ERROR;
 
@@ -107,7 +107,7 @@ uint8_t AD524X::midScaleReset(uint8_t rdac)
 //
 // PRIVATE
 //
-uint8_t AD524X::send(uint8_t cmd, uint8_t value)
+uint8_t AD524X::send(const uint8_t cmd, const uint8_t value)
 {
  Wire.beginTransmission(_address);
  Wire.write(cmd);

libraries/AD524X/AD524X.h

@@ -1,7 +1,7 @@
 //
 // FILE: AD524X.h
 // AUTHOR: Rob Tillaart
-// VERSION: 0.1.01
+// VERSION: 0.1.02
 // PURPOSE: I2C digital PotentioMeter AD5241 AD5242
 // DATE: 2013-10-12
 // URL:
@@ -20,7 +20,7 @@
 
 #include <Wire.h>
 
-#define AD524X_VERSION "0.1.01"
+#define AD524X_VERSION "0.1.02"
 
 #define AS524X_OK 0
 #define AS524X_ERROR -10
@@ -29,28 +29,28 @@ class AD524X
 {
 public:
  // address
- AD524X(uint8_t);
+ AD524X(const uint8_t);
 
  uint8_t zeroAll();
  // rdac
- uint8_t read(uint8_t);
+ uint8_t read(const uint8_t);
  // rdac value
- uint8_t write(uint8_t, uint8_t);
+ uint8_t write(const uint8_t, const uint8_t);
  // rdac value O1 O2
- uint8_t write(uint8_t, uint8_t, uint8_t, uint8_t);
+ uint8_t write(const uint8_t, const uint8_t, const uint8_t, const uint8_t);
 
- uint8_t setO1(uint8_t); // HIGH / LOW
- uint8_t setO2(uint8_t); // HIGH / LOW
+ uint8_t setO1(const uint8_t); // HIGH / LOW
+ uint8_t setO2(const uint8_t); // HIGH / LOW
  uint8_t getO1();
  uint8_t getO2();
 
  // rdac
- uint8_t midScaleReset(uint8_t);
+ uint8_t midScaleReset(const uint8_t);
  //
  // uint8_t shutDown();
 
 private:
- uint8_t send(uint8_t, uint8_t); // cmd value
+ uint8_t send(const uint8_t, const uint8_t); // cmd value
 
  uint8_t _address;
  uint8_t _lastValue[2];