stklcode/senseo-control
stklcode/senseo-control
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Defined constant flags for LED colors

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This commit is contained in:
Stefan Kalscheuer 2014-11-22 16:13:28 +00:00
parent ef396e5454
commit a3f23d489a
2 changed files with 52 additions and 43 deletions
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86
main.c
View File

@ -14,91 +14,91 @@
#define F_CPU 1000000UL #define F_CPU 1000000UL
// includes // includes
#include <util/delay.h> #include <util/delay.h>
#include <avr/interrupt.h> #include <avr/interrupt.h>
#include <avr/io.h> #include <avr/io.h>
#include <stdbool.h> #include <stdbool.h>
#include "main.h" #include "main.h"
// variables: // variables:
volatile unsigned int time_counter, user_time_counter = 0, sec_counter = 0; // global and universal time counter (ms) and second-counter (for AutoOff) volatile unsigned int time_counter, user_time_counter = 0, sec_counter = 0; // global and universal time counter (ms) and second-counter (for AutoOff)
volatile unsigned int button_1_cup_counter = 0, button_2_cup_counter = 0; // button counter volatile unsigned int button_1_cup_counter = 0, button_2_cup_counter = 0; // button counter
volatile unsigned char button_power_counter = 0; volatile unsigned char button_power_counter = 0;
volatile unsigned char led = 0; // LED status flags volatile unsigned char led = 0; // LED status flags
volatile bool water = false, temperature = false, make_clean = false; // water-, temperature-, clean-flags volatile bool water = false, temperature = false, make_clean = false; // water-, temperature-, clean-flags
volatile unsigned char make_coffee = 0, pump_time = 0; // pump time, clean mode flag volatile unsigned char make_coffee = 0, pump_time = 0; // pump time, clean mode flag
int main (void) int main (void)
{ {
init (); // initialization init (); // initialization
power_off (); // power off after init sequece power_off (); // power off after init sequece
while (1) // main loop while (1) // main loop
{ {
if (sec_counter >= AUTO_OFF_THRESHOLD) if (sec_counter >= AUTO_OFF_THRESHOLD)
button_power_counter = BUTTON_THRESHOLD; // check for AutoOff Timer (generate OnOff-button push) button_power_counter = BUTTON_THRESHOLD; // check for AutoOff Timer (generate OnOff-button push)
water = get_water (); // update water state water = get_water (); // update water state
temperature = get_temperature (); // update temperature temperature = get_temperature (); // update temperature
if (button_power_counter >= BUTTON_THRESHOLD) // button "OnOff" pushed: if (button_power_counter >= BUTTON_THRESHOLD) // button "OnOff" pushed:
{ {
set_bit(TRIAC_BOILER_w, TRIAC_BOILER_pin); // Boiler off set_bit(TRIAC_BOILER_w, TRIAC_BOILER_pin); // Boiler off
make_coffee = 0; // clear coffee flag make_coffee = 0; // clear coffee flag
while (button_power_counter > 0) while (button_power_counter > 0)
; // wait until button is releasd (debounce) ; // wait until button is releasd (debounce)
power_off (); // call power off sequence power_off (); // call power off sequence
button_power_counter = BUTTON_THRESHOLD; // debounce again after wake up button_power_counter = BUTTON_THRESHOLD; // debounce again after wake up
while (button_power_counter > 0) while (button_power_counter > 0)
; ;
} }
if (button_1_cup_counter >= BUTTON_CLEAN_THR if (button_1_cup_counter >= BUTTON_CLEAN_THR
&& button_2_cup_counter >= BUTTON_CLEAN_THR) // both coffee buttons pushed: clean mode: && button_2_cup_counter >= BUTTON_CLEAN_THR) // both coffee buttons pushed: clean mode:
{ {
make_clean = true; // clean flag true make_clean = true; // clean flag true
led = 0b00010000; // set blue LED led = BLUE; // set blue LED
while (button_1_cup_counter > 0 && button_2_cup_counter > 0) while (button_1_cup_counter > 0 && button_2_cup_counter > 0)
; // debounce buttons ; // debounce buttons
} }
else if (button_1_cup_counter >= BUTTON_THRESHOLD else if (button_1_cup_counter >= BUTTON_THRESHOLD
&& button_2_cup_counter < BUTTON_THRESHOLD) // left coffee button pushed: call espresso && button_2_cup_counter < BUTTON_THRESHOLD) // left coffee button pushed: call espresso
{ {
sec_counter = 0; // reset AutoOff counter sec_counter = 0; // reset AutoOff counter
if (water && temperature) // machine ready: if (water && temperature) // machine ready:
{ {
while (button_1_cup_counter > 0) // check if button is pushed long time while (button_1_cup_counter > 0) // check if button is pushed long time
{ {
if (button_1_cup_counter > BUTTON_LONG_THR) // button pushed for a long time: if (button_1_cup_counter > BUTTON_LONG_THR) // button pushed for a long time:
{ {
make_coffee = 1; // set coffee flag to 1 (1 espresso) make_coffee = 1; // set coffee flag to 1 (1 espresso)
button_1_cup_counter = 0; // clear button counter button_1_cup_counter = 0; // clear button counter
} }
} }
if (make_coffee != 1) if (make_coffee != 1)
make_coffee = 3; // set coffee flag to 3 (1 coffee) else make_coffee = 3; // set coffee flag to 3 (1 coffee) else
} }
} }
else if (button_1_cup_counter < BUTTON_THRESHOLD else if (button_1_cup_counter < BUTTON_THRESHOLD
&& button_2_cup_counter >= BUTTON_THRESHOLD) // right coffee button pushed: call coffee && button_2_cup_counter >= BUTTON_THRESHOLD) // right coffee button pushed: call coffee
{ {
sec_counter = 0; // reset AutoOff counter sec_counter = 0; // reset AutoOff counter
if (water && temperature) // machine ready: if (water && temperature) // machine ready:
{ {
while (button_2_cup_counter > 0) // check if button is pushed long time while (button_2_cup_counter > 0) // check if button is pushed long time
{ {
if (button_2_cup_counter > BUTTON_LONG_THR) // button pushed for a long time: if (button_2_cup_counter > BUTTON_LONG_THR) // button pushed for a long time:
{ {
make_coffee = 2; // set coffee flag to 2 (2 espresso) make_coffee = 2; // set coffee flag to 2 (2 espresso)
button_2_cup_counter = 0; // clear button counter button_2_cup_counter = 0; // clear button counter
} }
} }
if (make_coffee != 2) if (make_coffee != 2)
@ -134,14 +134,14 @@ int main (void)
{ {
set_bit(TRIAC_BOILER_w, TRIAC_BOILER_pin); // boiler off set_bit(TRIAC_BOILER_w, TRIAC_BOILER_pin); // boiler off
led = 0b00000100; // set green LED led = GREEN; // set green LED
if (make_coffee > 0) // if coffee flag is set: if (make_coffee > 0) // if coffee flag is set:
{ {
if (make_coffee < 3) if (make_coffee < 3)
led = 0b00001010; // set orange LED blink led = ORANGE_BLINK; // set orange LED blink
else else
led = 0b00001000; // set green LED blink led = GREEN_BLINK; // set green LED blink
if (make_coffee == 1) if (make_coffee == 1)
pump_time = TIME_1_ESPRESSO; // 1 cup of espresso (2s preinfusion included) pump_time = TIME_1_ESPRESSO; // 1 cup of espresso (2s preinfusion included)
@ -186,7 +186,7 @@ int main (void)
else // temperature too low: else // temperature too low:
{ {
clear_bit(TRIAC_BOILER_w, TRIAC_BOILER_pin); // boiler on clear_bit(TRIAC_BOILER_w, TRIAC_BOILER_pin); // boiler on
led = 0b00000010; // set red LED blink led = RED_BLINK; // set red LED blink
} }
} }
else // water too low: else // water too low:
@ -194,7 +194,7 @@ int main (void)
set_bit(TRIAC_BOILER_w, TRIAC_BOILER_pin); // boiler off set_bit(TRIAC_BOILER_w, TRIAC_BOILER_pin); // boiler off
set_bit(TRIAC_PUMP_w, TRIAC_PUMP_pin); // pump off set_bit(TRIAC_PUMP_w, TRIAC_PUMP_pin); // pump off
led = 0b00100000; // set blue LED blink led = BLUE_BLINK; // set blue LED blink
} }
} }

9
main.h
View File

@ -95,6 +95,15 @@
#define BUTTON_THRESHOLD 100 // button threshold (ms) #define BUTTON_THRESHOLD 100 // button threshold (ms)
#define BUTTON_LONG_THR 1500 // button threshold for long time push (ms) #define BUTTON_LONG_THR 1500 // button threshold for long time push (ms)
#define RED 0b00000001
#define RED_BLINK 0b00000010
#define GREEN 0b00000100
#define GREEN_BLINK 0b00001000
#define BLUE 0b00010000
#define BLUE_BLINK 0b00100000
#define ORANGE 0b00000101
#define ORANGE_BLINK 0b00001010
// prototypes: // prototypes:
void init (); // initialization void init (); // initialization
void power_off (); // power off to sleep mode void power_off (); // power off to sleep mode