hal.h File Reference

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## Macros

#define | RELAIS_HEAT 29
#define | RELAIS_PUMP 25
#define | RELAIS_POWER 28
#define | PIN_PRESSURE_CTRL 7
#define | PIN_PROXIMITY_SENSOR 6
#define | PIN_INT0 2
#define | PIN_INT1 0
#define | PIN_FLOW 3
#define | FLOW_ML_PULSE (1000.0/990)
#define | TIME_BUTTONLONGPRESS 3

## Enumerations

enum | HalSig { SigInt0Psh = 1, SigInt0Rls = 2, SigInt0RlsLong = 3, SigInt1Psh = 4, SigInt1Rls = 5, SigInt1RlsLong = 6, SigPressCls = 7, SigPressOpn = 8, SigProxOpn = 9, SigProxCvrd = 10, SigBrewOn = 11, SigBrewOff = 12 }

## Functions

void | halInit (void)
| Initializes HAL. More...
void | halRelaisOn (int relais)
| Switches relais on. More...
void | halRelaisOff (int relais)
| Switches relais off. More...
void | halRelaisSet (int relais, int state)
| Switches relais to state. More...
int | halGetRelaisState (int relais)
| Returns the state of the relais relais Returns HIGH when Relais is ON. More...
void | halInt0 (void)
| Interrupt routine for Int0 (Top button) More...
void | halInt1 (void)
| Interrupt routine for Int1 (Bottom button) More...
void | halIntFlow (void)
| Interrupt routine for the flow sensor It counts the edgdes and stores the value in flowcnt. More...
void | halIntPressure (void)
| Interrupt routine for the pressure control. More...
void | halIntProximity (void)
| Method to handle toggle of the proximity sensor. More...
float | halGetFlow (void)
| Returns total flow trough sensor in ml. More...
void | halResetFlow (void)
| Resets the Flow counter. More...
bool | halIsHeating (void)
| Reads the status of the Pressure Control. More...
bool | halProxSensorCovered (void)
| Returns status of the proximity switch. More...
int | halGetInt0 (void)
| Returns the value of the top button Int0 (low active) More...
int | halGetInt1 (void)
| Returns the value of the bottom button Int1 (low active) More...
void | halSendSignal (int value)
| send Signal to coffee thread More...
void | halMachineOn (void)
| Turn machine on. More...
void | halMachineOff (void)
| Turn machine off. More...
void | halInt0TimerHandler (void)
void | halInt1TimerHandler (void)

## Macro Definition Documentation

#define FLOW_ML_PULSE (1000.0/990)

#define PIN_FLOW 3

#define PIN_INT0 2

#define PIN_INT1 0

#define PIN_PRESSURE_CTRL 7

#define PIN_PROXIMITY_SENSOR 6

#define RELAIS_HEAT 29

#define RELAIS_POWER 28

#define RELAIS_PUMP 25

#define TIME_BUTTONLONGPRESS 3

## Enumeration Type Documentation

enum HalSig

Enumerator
SigInt0Psh |
SigInt0Rls |
SigInt0RlsLong |
SigInt1Psh |
SigInt1Rls |
SigInt1RlsLong |
SigPressCls |
SigPressOpn |
SigProxOpn |
SigProxCvrd |
SigBrewOn |
SigBrewOff |

## Function Documentation

float halGetFlow | ( | void |  | ) |

Returns total flow trough sensor in ml.

int halGetInt0 | ( | void |  | ) |

Returns the value of the top button Int0 (low active)

Returns
  LOW or HIGH

int halGetInt1 | ( | void |  | ) |

Returns the value of the bottom button Int1 (low active)

Returns
  LOW or HIGH

int halGetRelaisState | ( | int | relais | ) |

Returns the state of the relais relais Returns HIGH when Relais is ON.

Parameters

  relais | Relais ID

void halInit | ( | void |  | ) |

Initializes HAL.

void halInt0 | ( | void |  | ) |

Interrupt routine for Int0 (Top button)

void halInt0TimerHandler | ( | void |  | ) |

void halInt1 | ( | void |  | ) |

Interrupt routine for Int1 (Bottom button)

void halInt1TimerHandler | ( | void |  | ) |

void halIntFlow | ( | void |  | ) |

Interrupt routine for the flow sensor It counts the edgdes and stores the value in flowcnt.

void halIntPressure | ( | void |  | ) |

Interrupt routine for the pressure control.

void halIntProximity | ( | void |  | ) |

Method to handle toggle of the proximity sensor.

bool halIsHeating | ( | void |  | ) |

Reads the status of the Pressure Control.

Returns
  0 for closed Pressure Control(heating) and 1 for open

void halMachineOff | ( | void |  | ) |

Turn machine off.

void halMachineOn | ( | void |  | ) |

Turn machine on.

bool halProxSensorCovered | ( | void |  | ) |

Returns status of the proximity switch.

Returns
  1 if the proximity switch is covered and 0 if uncovered

void halRelaisOff | ( | int | relais | ) |

Switches relais off.

Parameters

  relais | Relais ID

void halRelaisOn | ( | int | relais | ) |

Switches relais on.

Parameters

  relais | Relais ID

void halRelaisSet | ( | int | relais,
|  | int | state
| ) |  |

Switches relais to state.

Parameters

  relais | Relais ID
  state | LOW(0) or HIGH(1)

void halResetFlow | ( | void |  | ) |

Resets the Flow counter.

void halSendSignal | ( | int | val | ) |

send Signal to coffee thread

Parameters

  val | Integer value assigned to signal