diff options
Diffstat (limited to 'usb-ajar')
-rw-r--r-- | usb-ajar/usb-ajar.c | 324 |
1 files changed, 162 insertions, 162 deletions
diff --git a/usb-ajar/usb-ajar.c b/usb-ajar/usb-ajar.c index 2c978e1..c6ccee5 100644 --- a/usb-ajar/usb-ajar.c +++ b/usb-ajar/usb-ajar.c @@ -1,162 +1,162 @@ -/*
- * spreadspace avr utils
- *
- *
- * Copyright (C) 2013 Christian Pointner <equinox@spreadspace.org>
- *
- * This file is part of spreadspace avr utils.
- *
- * spreadspace avr utils is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * any later version.
- *
- * spreadspace avr utils is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>.
- */
-
-
-#include <avr/io.h>
-#include <avr/wdt.h>
-#include <util/delay.h>
-#include <avr/interrupt.h>
-#include <avr/power.h>
-#include <stdio.h>
-
-#include "util.h"
-#include "led.h"
-#include "anyio.h"
-
-#include "onewire.h"
-#include "ds1820.h"
-
-#define PIN_HIGH(PORT, PIN) PORT |= (1 << PIN)
-#define PIN_LOW(PORT, PIN) PORT &= ~(1 << PIN)
-#define PINMODE_OUTPUT PIN_HIGH //just use DDR instead of PORT
-#define PINMODE_INPUT PIN_LOW //just use DDR instead of PORT
-
-#define OP_SETBIT |=
-#define OP_CLEARBIT &= ~
-#define OP_CHECK &
-#define PIN_SW(PORTDDRREG, PIN, OP) PORTDDRREG OP (1 << PIN)
-
-#define HIGHv OP_SETBIT
-#define LOWv OP_CLEARBIT
-
-uint8_t num_temp_sensors_ = 0;
-
-void tempToUSB(uint8_t bit_resolution)
-{
- uint8_t sensor_index = 0;
- uint16_t raw_temp = 0;
- double temp=0.0;
-
- if (num_temp_sensors_ == 0)
- {
- printf("No DS1820 sensors ?? running bus discovery... \r\n");
- num_temp_sensors_ = ds1820_discover();
- }
-
- for (sensor_index=0; sensor_index < num_temp_sensors_; sensor_index++)
- {
- ds1820_set_resolution(sensor_index, bit_resolution);
- ds1820_start_measuring(sensor_index);
- }
-
- ds1820_wait_conversion_time(bit_resolution);
-
- for (sensor_index=0; sensor_index < num_temp_sensors_; sensor_index++)
- {
- raw_temp = ds1820_read_temperature(sensor_index);
- if (raw_temp == DS1820_ERROR)
- {
- printf("CRC comm error\r\n");
- } else {
- temp = ds1820_raw_temp_to_celsius( raw_temp );
- printf("temp%d: %d.%d", sensor_index +1, raw_temp / 16, 10 * (raw_temp % 16) / 16);
- }
- }
-}
-
-void handle_cmd(uint8_t cmd)
-{
- switch(cmd) {
- case 'r': reset2bootloader(); break;
- case '1': num_temp_sensors_ = ds1820_discover(); break;
- default: printf("error\r\n"); return;
- }
- printf("ok\r\n");
-}
-
-int main(void)
-{
- /* Disable watchdog if enabled by bootloader/fuses */
- MCUSR &= ~(1 << WDRF);
- wdt_disable();
-
- cpu_init();
- led_init();
- anyio_init(115200, 0);
- sei();
- owi_init(PINC4, &PINC);
-
- PIN_HIGH(PORTB, PINB1);
- PINMODE_INPUT(DDRB, PINB1);
- char door_ajar = 0;
- char last_door_ajar = 0;
-
- num_temp_sensors_ = ds1820_discover();
- uint16_t ms_elapsed = 0;
-
- led_off();
- led2_on();
-
- for(;;) {
- int16_t BytesReceived = anyio_bytes_received();
- while(BytesReceived > 0) {
- int ReceivedByte = fgetc(stdin);
- if(ReceivedByte != EOF) {
- handle_cmd(ReceivedByte);
- }
- BytesReceived--;
- }
-
- door_ajar = PINB & _BV(PINB1);
- if (door_ajar != last_door_ajar) {
- last_door_ajar = door_ajar;
- if (door_ajar) {
- printf("BackdoorInfo(ajar): ajar\r\n");
- led_off();
- led2_on();
- } else {
- printf("BackdoorInfo(ajar): shut\r\n");
- led_off();
- led2_off();
- }
- }
-
- anyio_task();
- if (door_ajar) {
- _delay_ms(100);
- ms_elapsed += 100;
- led_toggle();
- led2_toggle();
- } else
- {
- _delay_ms(1200);
- ms_elapsed += 1200;
- led2_toggle();
- }
-
- if (ms_elapsed & (1<<14))
- {
- ms_elapsed = 0;
- tempToUSB(12);
- }
- }
-}
+/* + * spreadspace avr utils + * + * + * Copyright (C) 2013 Christian Pointner <equinox@spreadspace.org> + * + * This file is part of spreadspace avr utils. + * + * spreadspace avr utils is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * any later version. + * + * spreadspace avr utils is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>. + */ + + +#include <avr/io.h> +#include <avr/wdt.h> +#include <util/delay.h> +#include <avr/interrupt.h> +#include <avr/power.h> +#include <stdio.h> + +#include "util.h" +#include "led.h" +#include "anyio.h" + +#include "onewire.h" +#include "ds1820.h" + +#define PIN_HIGH(PORT, PIN) PORT |= (1 << PIN) +#define PIN_LOW(PORT, PIN) PORT &= ~(1 << PIN) +#define PINMODE_OUTPUT PIN_HIGH //just use DDR instead of PORT +#define PINMODE_INPUT PIN_LOW //just use DDR instead of PORT + +#define OP_SETBIT |= +#define OP_CLEARBIT &= ~ +#define OP_CHECK & +#define PIN_SW(PORTDDRREG, PIN, OP) PORTDDRREG OP (1 << PIN) + +#define HIGHv OP_SETBIT +#define LOWv OP_CLEARBIT + +uint8_t num_temp_sensors_ = 0; + +void tempToUSB(uint8_t bit_resolution) +{ + uint8_t sensor_index = 0; + uint16_t raw_temp = 0; + + if (num_temp_sensors_ == 0) + { + printf("No DS1820 sensors ?? running bus discovery... \r\n"); + num_temp_sensors_ = ds1820_discover(); + } + + for (sensor_index=0; sensor_index < num_temp_sensors_; sensor_index++) + { + ds1820_set_resolution(sensor_index, bit_resolution); + ds1820_start_measuring(sensor_index); + } + + ds1820_wait_conversion_time(bit_resolution); + + for (sensor_index=0; sensor_index < num_temp_sensors_; sensor_index++) + { + raw_temp = ds1820_read_temperature(sensor_index); + if (raw_temp == DS1820_ERROR) + { + printf("CRC comm error\r\n"); + } else { + printf("temp%d: %d.%d\r\n", sensor_index +1, raw_temp / 16, 10 * (raw_temp % 16) / 16); + } + } +} + +void handle_cmd(uint8_t cmd) +{ + switch(cmd) { + case 'r': reset2bootloader(); break; + case '1': num_temp_sensors_ = ds1820_discover(); break; + default: printf("error\r\n"); return; + } + printf("ok\r\n"); +} + +int main(void) +{ + /* Disable watchdog if enabled by bootloader/fuses */ + MCUSR &= ~(1 << WDRF); + wdt_disable(); + + cpu_init(); + led_init(); + anyio_init(115200, 0); + sei(); + + PIN_HIGH(PORTB, PINB1); + PINMODE_INPUT(DDRB, PINB1); + + owi_init(PINC4, &PINC); + + char door_ajar = 0; + char last_door_ajar = 0; + + num_temp_sensors_ = ds1820_discover(); + uint16_t ms_elapsed = 0; + + led_off(); + led2_on(); + + for(;;) { + int16_t BytesReceived = anyio_bytes_received(); + while(BytesReceived > 0) { + int ReceivedByte = fgetc(stdin); + if(ReceivedByte != EOF) { + handle_cmd(ReceivedByte); + } + BytesReceived--; + } + + door_ajar = PINB & _BV(PINB1); + if (door_ajar != last_door_ajar) { + last_door_ajar = door_ajar; + if (door_ajar) { + printf("BackdoorInfo(ajar): ajar\r\n"); + led_off(); + led2_on(); + } else { + printf("BackdoorInfo(ajar): shut\r\n"); + led_off(); + led2_off(); + } + } + + anyio_task(); + if (door_ajar) { + _delay_ms(100); + ms_elapsed += 100; + led_toggle(); + led2_toggle(); + } else + { + _delay_ms(1200); + ms_elapsed += 1200; + led2_toggle(); + } + + if (ms_elapsed & (1<<14)) + { + ms_elapsed = 0; + tempToUSB(12); + } + } +} |