#include <util/delay.h>
#include <stdint.h>
-#include "pin_magic.h"
-#include "mm_lookup.h"
-
-#define LED _PIN(PORTB, PORTB2)
-#define SENSE _PIN(PORTB, PORTB4)
-#define DRIVE _PIN(PORTB, PORTB3)
-#define BTN _PIN(PORTB, PB1)
-
-#define SIGIN (!PINVAL(SENSE))
-#define BTN_PRESSED (!PINVAL(BTN))
+#include "mm_switch.h"
+#include "hardware.h"
// #define DEBUG_TIMEOUT
#ifdef DEBUG_TIMEOUT
#define MON_TIMEOUT(xx) ({0;})
#endif
-uint8_t EEMEM ee_our_decoder;
-uint8_t EEMEM ee_our_key;
-
-static void setup_hw(void)
-{
- /* Get rid of the 1/8 clock prescaler */
- CLKPR = (1 << CLKPCE);
- CLKPR = 0;
-
- INPUT_PIN(SENSE);
- INPUT_PIN(BTN);
- OUTPUT_PIN(DRIVE);
- OUTPUT_PIN(LED);
- setpin(BTN, 1); /* Need pullup */
- _delay_ms(1); /* Let the line rise */
-
-
- GIMSK |= _BV(PCIE); /* Enable pin change interrupt */
- PCMSK = _BV(PCINT4); /* PB4, Rail sense input */
-
- TCCR0A = 0; /* This is normal mode */
- TCCR0B = 0; /* Timer off */
- TIMSK |= _BV(OCIE0A); /* Get a match interrupt */
- TIMSK |= _BV(TOV0); /* Overflow interrupt */
-
- /* We need 13 + 45 us delay, That's 464 clocks @8MHz*/
- OCR0A = 91; /* Prescaler 8 is used */
-
- /* Timer 1 for timeout */
- /* We set it to 1024us by prescaler 64 and running full 256 */
- TCCR1 = 7;
- TIMSK |= _BV(TOIE1); /* Overflow interrupt */
-}
-
-static uint8_t ctr = 0;
-
-static volatile uint8_t shift_sub;
-static volatile uint8_t shift_zero;
-static volatile uint8_t shift_decoder;
-static volatile uint8_t shift_sub_first;
-static volatile uint8_t shift_decoder_first;
-
-/* We will shift from right to left.
- * XXXXXXXX XX XXXXXXXX
- * shift_decoder shift_zero shift_sub
- *
- * The bits 7 downto 2 of shift_zero are ignored.
- */
-
-#define STOP_TIMER0 (TCCR0B = 0)
-
-volatile uint8_t bitno = 0;
-
-
-static void zero(void)
+#define EE_MAGIC 0xab
+
+enum op_mode {
+ OM_MOMENTARY, /* on as long as "key on" pressed */
+ OM_DOUBLE, /* On off with "on" and "off" keys */
+ OM_TOGGLE, /* toggle on "key on" pressed */
+ OM_ERASED = 0xff /* EEPROM erased, need setup */
+};
+
+enum learn_mode {
+ LM_OFF = 0,
+ LM_LEARN_ON_KEY, /* Learn primary key */
+ LM_LEARN_OFF_KEY, /* Learn secondary key, relevant for OM_DOUBLE */
+ LM_LEARN_INITIAL, /* Learn initial pulse length, 10ms steps */
+ LM_LEARN_DUTY, /* Learn duty cycle 0-10 */
+ LM_LEARN_OP_MODE, /* Learn operation mode */
+ LM_END, /* Only a label */
+};
+
+struct config {
+ uint8_t magic; /* Magic value */
+ enum op_mode op_mode;
+ uint8_t decoder_on;
+ uint8_t key_on;
+ uint8_t decoder_off;
+ uint8_t key_off;
+ uint8_t initial_pulse; /* Lenghth of initial pulse in 10ms steps */
+ uint8_t on_duty_cycle; /* Duty cycle for on. 0-10 */
+};
+
+static struct EEMEM config ee_config;
+static struct config config;
+static volatile enum learn_mode learn_mode = LM_LEARN_ON_KEY;
+
+static void load_config(void)
{
- setpin(LED, 1);
- _delay_ms(20);
- setpin(LED, 0);
- _delay_ms(980);
- GIFR |= _BV(PCIF);
+ eeprom_read_block(&config, &ee_config, sizeof(config));
}
-
-static void one(void)
+static void save_config(void)
{
- setpin(LED, 1);
- _delay_ms(20);
- setpin(LED, 0);
- _delay_ms(160);
- setpin(LED, 1);
- _delay_ms(20);
- setpin(LED, 0);
- _delay_ms(800);
- GIFR |= _BV(PCIF);
+ eeprom_write_block(&config, &ee_config, sizeof(config));
}
-static void trigger(void)
-{
- return;
- setpin(DRIVE, 1);
- _delay_us(20);
- setpin(DRIVE, 0);
-}
-
-static volatile uint8_t our_decoder = 3;
-static volatile uint8_t our_key = 5;
-static volatile uint8_t learn_mode = 0;
static volatile uint8_t drive_on = 0;
-ISR(TIMER0_COMPA_vect) {
-
- STOP_TIMER0;
-
- shift_decoder <<= 1;
- if (shift_zero & 2)
- shift_decoder |= 1;
- shift_zero <<= 1;
- if (shift_sub & 0x80)
- shift_zero |= 1;
- shift_sub <<= 1;
- if (SIGIN)
- shift_sub |= 1;
-
- bitno++;
-
- if (bitno == 18) { /* Save first received word */
- shift_sub_first = shift_sub;
- shift_decoder_first = shift_decoder;
- } else if (bitno == 36) {
-
- if ((shift_sub == shift_sub_first) &&
- (shift_decoder == shift_decoder_first)) {
- uint8_t decoder = lookup_decoder(shift_decoder);
- uint8_t command = lookup_command(shift_sub);
- if (decoder) {
- /* Congratulations, we have a valid command */
- trigger();
-
- if (learn_mode) {
- if (command) {
- our_decoder = decoder;
- our_key = command;
- learn_mode = 0;
- eeprom_write_byte(&ee_our_decoder, our_decoder);
- eeprom_write_byte(&ee_our_key, our_key);
- }
- } else {
- if (decoder == our_decoder) {
- if (command == our_key)
- drive_on = 1;
- if (command == 0)
- drive_on = 0;
- }
- }
- }
- }
- }
-}
-#define START_TIMER0 ({TCNT0 = 0; TCCR0B = 2;})
-#define START_TIMER1 ({TCNT1 = 1; TCCR1 = 7; GTCCR |= 2;})
-#define STOP_TIMER1 ({TCCR1 = 0; TCNT1 = 1;})
+ISR(PCINT0_vect){
+ static uint8_t btn_last = 0;
+ mm_pinchange_handler();
-ISR(TIM1_OVF_vect)
-{
- STOP_TIMER1;
- // if (!SIGIN)
- // setpin(LED, 1);
- bitno = 0;
- MON_TIMEOUT(1);
+ if (BTN_PRESSED && !btn_last) {
+ learn_mode++;
+ learn_mode %= LM_END;
+ }
+ btn_last = BTN_PRESSED;
}
-ISR(TIM0_OVF_vect)
+void mm_switch_command(uint8_t decoder, uint8_t command)
{
- while(1) {
- setpin(LED, 1);
- _delay_ms(30);
- setpin(LED, 1);
- _delay_ms(30);
- }
-
-}
+ static uint8_t toggle_lock = 0;
+ switch(learn_mode) {
+
+ case LM_OFF:
+ default:
+ if ((decoder == config.decoder_on) &&
+ (command == config.key_on)) { /* Primary key pressed */
+ switch(config.op_mode) {
+ case OM_MOMENTARY:
+ case OM_DOUBLE:
+ drive_on = 1;
+ break;
+ case OM_TOGGLE:
+ if (!toggle_lock) {
+ drive_on = !drive_on;
+ toggle_lock = 1;
+ }
+ break;
+ default:
+ break;
+ }
+ }
-/* Shortest element seen 184 clocks */
-/* Officially 208 clocks */
-/* (1 + 7) * 208 clocks */
+ if ((decoder == config.decoder_on) &&
+ (command == 0)) { /* Primary key released */
+ switch(config.op_mode) {
+ case OM_MOMENTARY:
+ drive_on = 0;
+ break;
+ case OM_TOGGLE:
+ toggle_lock = 0;
+ break;
+ default:
+ break;
+ }
+ }
-/* Pin change interrupt vector */
-ISR(PCINT0_vect)
-{
- START_TIMER1;
- MON_TIMEOUT(0);
+ if ((decoder == config.decoder_off) &&
+ (command == config.key_off)) { /* Secondary "off" key pressed */
+ switch(config.op_mode) {
+ case OM_DOUBLE:
+ drive_on = 0;
+ break;
+ case OM_TOGGLE:
+ case OM_MOMENTARY:
+ default:
+ break;
+
+ }
+ }
+ break;
+
+ case LM_LEARN_ON_KEY:
+ if (command) {
+ config.decoder_on = decoder;
+ config.key_on = command;
+ save_config();
+ if (config.op_mode == OM_DOUBLE)
+ learn_mode = LM_LEARN_OFF_KEY;
+ else
+ learn_mode = LM_OFF;
+ }
+ break;
+
+ case LM_LEARN_OFF_KEY:
+ if (command) {
+ config.decoder_off = decoder;
+ config.key_off = command;
+ save_config();
+ learn_mode = LM_OFF;
+ }
+ break;
+
+ case LM_LEARN_INITIAL:
+ if (drive_on) {
+ if (command == 0)
+ drive_on = 0;
+
+ } else {
+ switch(command) {
+ case 1:
+ if (config.initial_pulse >= 10)
+ config.initial_pulse -= 10;
+ else
+ config.initial_pulse = 0;
+ save_config();
+ drive_on = 1;
+ break;
+ case 2:
+ if (config.initial_pulse <= 245)
+ config.initial_pulse += 10;
+ else
+ config.initial_pulse = 255;
+ save_config();
+ drive_on = 1;
+ break;
+ default:
+ break;
+ }
+ }
+ break;
- if (SIGIN) {
- START_TIMER0;
+ case LM_LEARN_DUTY:
+ if (drive_on) {
+ if (command == 0)
+ drive_on = 0;
+ } else {
+ switch(command) {
+ case 1:
+ if (config.on_duty_cycle > 0)
+ config.on_duty_cycle -= 1;
+ save_config();
+ drive_on = 1;
+ break;
+ case 2:
+ if (config.on_duty_cycle < 10)
+ config.on_duty_cycle += 1;
+ save_config();
+ drive_on = 1;
+ break;
+ default:
+ break;
+ }
+ }
+ break;
+
+ case LM_LEARN_OP_MODE:
+ switch(command) {
+ case 1:
+ config.op_mode = OM_MOMENTARY;
+ save_config();
+ learn_mode = LM_OFF;
+ break;
+ case 3:
+ config.op_mode = OM_DOUBLE;
+ save_config();
+ learn_mode = LM_OFF;
+ break;
+ case 5:
+ config.op_mode = OM_TOGGLE;
+ save_config();
+ learn_mode = LM_OFF;
+ break;
+ default:
+ break;
+ }
+ break;
+
}
}
-
/******************************************************************************
*
* main() - The main routine
*/
int main(void) {
- uint8_t duty = 30;
- uint8_t old_drive = 0;
+ uint8_t learn_mode_off;
+ uint8_t drive_last = 0;
+ uint8_t drive_slope = 0;
+ uint8_t i;
+
setup_hw();
- our_decoder = eeprom_read_byte(&ee_our_decoder);
- our_key = eeprom_read_byte(&ee_our_key);
- if (our_decoder == 0xff)
- learn_mode = 1;
+ load_config();
+
+ if (config.op_mode == OM_ERASED || config.magic != EE_MAGIC) {
+ config.magic = EE_MAGIC;
+ config.op_mode = OM_MOMENTARY;
+ // config.decoder_on = 1;
+ // config.key_on = 1;
+ config.decoder_off = 1;
+ config.key_off = 2;
+ config.initial_pulse = 10;
+ config.on_duty_cycle = 5;
+ learn_mode = LM_LEARN_ON_KEY;
+ }
sei();
- uint8_t i;
+
while (1) {
- if (!learn_mode) {
- if (old_drive == 0 && drive_on) {
- setpin(DRIVE, 1);
- _delay_ms(100);
+
+ drive_start:
+
+ cli();
+ if (!drive_last && drive_on)
+ drive_slope = 1;
+ else
+ drive_slope = 0;
+ drive_last = drive_on;
+ sei();
+ if (drive_on) {
+ if (drive_slope) {
+ for (i = 0; i < config.initial_pulse; i++) {
+ setpin(PIN_DRIVE, 1);
+ _delay_ms(10);
+ }
}
- old_drive = drive_on;
- setpin(DRIVE, drive_on);
- for (i = 0; i < duty; i++)
- _delay_us(4);
- for (i = 0; i < (255 - duty); i++) {
- setpin(DRIVE, 0);
- _delay_us(4);
+
+ for (i = 0; i < config.on_duty_cycle; i++) {
+ setpin(PIN_DRIVE, drive_on);
+ _delay_us(2);
}
- if (!PINVAL(BTN))
- learn_mode = 1;
+ for (i = 0; i < (10 - config.on_duty_cycle); i++) {
+ setpin(PIN_DRIVE, 0);
+ _delay_us(2);
+ }
+
} else {
- setpin(LED, 1);
- _delay_ms(30);
- setpin(LED, 0);
- _delay_ms(600);
- }
+ if (!learn_mode)
+ continue;
-/* Main loop here */
+ learn_mode_off = !learn_mode;
+
+ //if (drive_on || (learn_mode && learn_mode_off))
+ // goto drive_start;
+
+ for (i = 0; i < learn_mode; i++) {
+ setpin(PIN_LED, 1);
+ _delay_ms(30);
+ setpin(PIN_LED, 0);
+ _delay_ms(280);
+
+ //if (drive_on || (learn_mode && learn_mode_off))
+ // goto drive_start;
+ //if (drive_on || (learn_mode && learn_mode_off))
+ // goto drive_start;
+ }
+ for (i = 0; i < 15 - learn_mode; i++) {
+ //if (drive_on || (learn_mode && learn_mode_off))
+ // goto drive_start;
+ setpin(PIN_LED, 0);
+ _delay_ms(80);
+ //if (drive_on || (learn_mode && learn_mode_off))
+ // goto drive_start;
+ // _delay_ms(40);
+ }
+ }
}
return 0;
}
+
/******************************************************************************
* The end :-)
*/