cleanup code, move ds1820 to resources
This commit is contained in:
Harald Pichler
parent
7a666307cf
commit
824eca3b61
3 changed files with 148 additions and 104 deletions
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@ -44,19 +44,8 @@
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#include "contiki-net.h"
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#include "rest-engine.h"
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/* Define which resources to include to meet memory constraints. */
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#define REST_RES_INFO 1
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#define REST_RES_DS1820 1
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#define REST_RES_DHT11 1
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#define REST_RES_DHT11TEMP 0
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#define REST_RES_LEDS 1
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#define REST_RES_BATTERY 1
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#if REST_RES_DS1820
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#include "dev/ds1820.h"
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#endif
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#if REST_RES_DHT11
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#if PLATFORM_HAS_DHT11
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#include "dev/dht11.h"
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uint16_t dht11_temp=0, dht11_hum=0;
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#endif
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@ -92,6 +81,10 @@ uint16_t dht11_temp=0, dht11_hum=0;
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* The build system automatically compiles the resources in the corresponding sub-directory.
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*/
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#if defined (PLATFORM_HAS_DS1820)
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#include "dev/ds1820.h"
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extern resource_t res_ds1820;
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#endif
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#if defined (PLATFORM_HAS_LEDS)
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#include "dev/leds.h"
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@ -112,7 +105,7 @@ extern resource_t res_radio;
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/******************************************************************************/
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#if REST_RES_INFO
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#if PLATFORM_HAS_INFO
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/*
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* Resources are defined by the RESOURCE macro.
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* Signature: resource name, the RESTful methods it handles, and its URI path (omitting the leading slash).
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@ -154,79 +147,8 @@ res_get_info_handler(void* request, void* response, uint8_t *buffer, uint16_t pr
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}
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#endif
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#if REST_RES_DS1820
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/* A simple getter example. Returns the reading from ds1820 sensor */
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#define DS1820_TEMP_LSB 0
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#define DS1820_TEMP_MSB 1
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#define DS1820_COUNT_REMAIN 6
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#define DS1820_COUNT_PER_C 7
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//RESOURCE(ds1820, METHOD_GET, "s/temp", "title=\"Temperatur DS1820\";rt=\"temperature-c\"");
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static void res_get_ds1820_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
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/* A simple getter example. Returns the reading from light sensor with a simple etag */
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RESOURCE(res_ds1820,
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"title=\"Temperature DHTxx\";rt=\"temperature c\"",
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res_get_ds1820_handler,
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NULL,
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NULL,
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NULL);
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static void
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res_get_ds1820_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
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{
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char message[100];
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int length = 0; /* |<-------->| */
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union temp_raw {
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int16_t s_int16;
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uint16_t u_int16;
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} temp_raw;
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double temp_c;
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int temp_integral;
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int temp_centi;
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unsigned int accept = -1;
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REST.get_header_accept(request, &accept);
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// temp = temp_read - 0.25°C + (count_per_c - count_remain) / count_per_c;
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temp_raw.u_int16 = ds1820_ok[DS1820_TEMP_MSB] << 8 | ds1820_ok[DS1820_TEMP_LSB];
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temp_c = temp_raw.s_int16 / 2.0
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- 0.25
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+ ((double) ds1820_ok[DS1820_COUNT_PER_C] - (double) ds1820_ok[DS1820_COUNT_REMAIN])
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/ (double) ds1820_ok[DS1820_COUNT_PER_C];
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temp_integral = (int) temp_c;
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temp_centi = (int) (fabs (temp_c - (int) temp_c) * 100.0);
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if(accept == -1 || accept == REST.type.TEXT_PLAIN)
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{
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REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
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snprintf(message, REST_MAX_CHUNK_SIZE, "%d.%02d C", temp_integral, temp_centi);
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length = strlen(message);
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memcpy(buffer, message,length );
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REST.set_response_payload(response, buffer, length);
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}
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else if (accept == REST.type.APPLICATION_JSON)
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{
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REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
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snprintf(message, REST_MAX_CHUNK_SIZE, "{\"temp\":\"%d.%02d\"}", temp_integral, temp_centi);
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length = strlen(message);
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memcpy(buffer, message,length );
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REST.set_response_payload(response, buffer, length);
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}
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else
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{
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REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
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REST.set_response_payload(response, (uint8_t *)"Supporting content-types text/plain and application/json", 56);
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}
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}
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#endif //REST_RES_DS1820
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#if REST_RES_DHT11TEMP
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#if PLATFORM_HAS_DHT11TEMP
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/*A simple getter example. Returns the reading from dhtxx sensor*/
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//RESOURCE(dht11temp, METHOD_GET, "s/temp", "title=\"Temperatur DHTxx\";rt=\"temperature-c\"");
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@ -275,9 +197,9 @@ res_get_dht11temp_handler(void* request, void* response, uint8_t *buffer, uint16
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REST.set_response_payload(response, (uint8_t *)"Supporting content-types text/plain and application/json", 56);
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}
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}
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#endif //REST_RES_DHT11TEMP
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#endif //PLATFORM_HAS_DHT11TEMP
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#if REST_RES_DHT11
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#if PLATFORM_HAS_DHT11
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/*A simple getter example. Returns the reading from dhtxx sensor*/
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//RESOURCE(dht11, METHOD_GET, "s/hum", "title=\"Humidity DHTxx\";rt=\"humidity-%\"");
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@ -325,7 +247,7 @@ res_get_dht11hum_handler(void* request, void* response, uint8_t *buffer, uint16_
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REST.set_response_payload(response, (uint8_t *)"Supporting content-types text/plain and application/json", 56);
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}
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}
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#endif //REST_RES_DHT11
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#endif //PLATFORM_HAS_DHT11
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void
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@ -334,10 +256,10 @@ hw_init()
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#if defined (PLATFORM_HAS_LEDS)
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leds_off(LEDS_RED);
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#endif
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#if REST_RES_DS1820
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#if PLATFORM_HAS_DS1820
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ds1820_temp();
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#endif
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#if REST_RES_DHT11
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#if PLATFORM_HAS_DHT11
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//DHT_INIT();
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DHT_Read_Data(&dht11_temp, &dht11_hum);
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#endif
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@ -351,7 +273,7 @@ AUTOSTART_PROCESSES(&rest_server_example);
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PROCESS_THREAD(rest_server_example, ev, data)
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{
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static struct etimer ds_periodic_timer;
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#if REST_RES_DS1820
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#if PLATFORM_HAS_DS1820
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static struct etimer ds_read_timer;
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#endif
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@ -384,28 +306,26 @@ PROCESS_THREAD(rest_server_example, ev, data)
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rest_init_engine();
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/* Activate the application-specific resources. */
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#if REST_RES_DS1820
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#if PLATFORM_HAS_DS1820
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rest_activate_resource(&res_ds1820,"s/temp");
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#endif
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#if REST_RES_DHT11
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#if PLATFORM_HAS_DHT11
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rest_activate_resource(&res_dht11hum,"s/hum");
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#endif
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#if REST_RES_DHT11TEMP
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#if PLATFORM_HAS_DHT11TEMP
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rest_activate_resource(&res_dht11temp,"s/temp");
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#endif
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#if REST_RES_INFO
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#if PLATFORM_HAS_INFO
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rest_activate_resource(&res_info,"info");
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#endif
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#if defined (PLATFORM_HAS_LEDS)
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#if REST_RES_LEDS
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#if PLATFORM_HAS_LEDS
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rest_activate_resource(&res_leds,"a/leds");
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#endif
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#endif /* PLATFORM_HAS_LEDS */
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#if defined (PLATFORM_HAS_TEMPERATURE) && REST_RES_TEMPERATURE
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#if PLATFORM_HAS_TEMPERATURE
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SENSORS_ACTIVATE(temperature_sensor);
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rest_activate_resource(&resource_temperature);
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#endif
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#if defined (PLATFORM_HAS_BATTERY) && REST_RES_BATTERY
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#if PLATFORM_HAS_BATTERY
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SENSORS_ACTIVATE(battery_sensor);
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rest_activate_resource(&res_battery,"s/battery");
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#endif
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@ -422,17 +342,17 @@ PROCESS_THREAD(rest_server_example, ev, data)
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if(etimer_expired(&ds_periodic_timer)) {
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PRINTF("Periodic\n");
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etimer_reset(&ds_periodic_timer);
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#if REST_RES_DHT11
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#if PLATFORM_HAS_DHT11
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// DHT_Read_Data(&dht11_temp, &dht11_hum);
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DHT_Read_Data(&dht11_temp, &dht11_hum);
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#endif
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#if REST_RES_DS1820
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#if PLATFORM_HAS_DS1820
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if(ds1820_convert()){
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etimer_set(&ds_read_timer, READ_TIME);
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}
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#endif
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}
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#if REST_RES_DS1820
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#if PLATFORM_HAS_DS1820
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if(etimer_expired(&ds_read_timer)) {
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PRINTF("DS1820_Read\n");
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ds1820_read();
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@ -33,8 +33,9 @@
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#define PROJECT_ERBIUM_CONF_H_
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#define PLATFORM_HAS_BATTERY 1
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//#define PLATFORM_HAS_DS1820 1
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#define PLATFORM_HAS_DS1820 1
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#define PLATFORM_HAS_DHT11 1
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//#define PLATFORM_HAS_DHT11TEMP 1
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#define PLATFORM_HAS_LEDS 1
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123
examples/osd/climate/resources/res-ds1820.c
Normal file
123
examples/osd/climate/resources/res-ds1820.c
Normal file
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@ -0,0 +1,123 @@
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/*
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* Copyright (c) 2014, Nimbus Centre for Embedded Systems Research, Cork Institute of Technology.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*/
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/**
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* \file
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* DS1820 Sensor Resource
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*
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* This is a simple GET resource that returns the temperature in Celsius
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* and the humidity reading from the SHT11.
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* \author
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* Pablo Corbalan <paul.corbalan@gmail.com>
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*/
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#include "contiki.h"
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#if PLATFORM_HAS_DS1820
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include <math.h>
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#include "rest-engine.h"
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#include "dev/ds1820.h"
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/* A simple getter example. Returns the reading from ds1820 sensor */
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#define DS1820_TEMP_LSB 0
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#define DS1820_TEMP_MSB 1
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#define DS1820_COUNT_REMAIN 6
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#define DS1820_COUNT_PER_C 7
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//RESOURCE(ds1820, METHOD_GET, "s/temp", "title=\"Temperatur DS1820\";rt=\"temperature-c\"");
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static void res_get_ds1820_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
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/* A simple getter example. Returns the reading from light sensor with a simple etag */
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RESOURCE(res_ds1820,
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"title=\"Temperature DHTxx\";rt=\"temperature c\"",
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res_get_ds1820_handler,
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NULL,
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NULL,
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NULL);
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static void
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res_get_ds1820_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
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{
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char message[100];
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int length = 0; /* |<-------->| */
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union temp_raw {
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int16_t s_int16;
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uint16_t u_int16;
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} temp_raw;
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double temp_c;
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int temp_integral;
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int temp_centi;
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unsigned int accept = -1;
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REST.get_header_accept(request, &accept);
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// temp = temp_read - 0.25°C + (count_per_c - count_remain) / count_per_c;
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temp_raw.u_int16 = ds1820_ok[DS1820_TEMP_MSB] << 8 | ds1820_ok[DS1820_TEMP_LSB];
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temp_c = temp_raw.s_int16 / 2.0
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- 0.25
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+ ((double) ds1820_ok[DS1820_COUNT_PER_C] - (double) ds1820_ok[DS1820_COUNT_REMAIN])
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/ (double) ds1820_ok[DS1820_COUNT_PER_C];
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temp_integral = (int) temp_c;
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temp_centi = (int) (fabs (temp_c - (int) temp_c) * 100.0);
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if(accept == -1 || accept == REST.type.TEXT_PLAIN)
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{
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REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
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snprintf(message, REST_MAX_CHUNK_SIZE, "%d.%02d C", temp_integral, temp_centi);
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length = strlen(message);
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memcpy(buffer, message,length );
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REST.set_response_payload(response, buffer, length);
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}
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else if (accept == REST.type.APPLICATION_JSON)
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{
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REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
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snprintf(message, REST_MAX_CHUNK_SIZE, "{\"temp\":\"%d.%02d\"}", temp_integral, temp_centi);
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length = strlen(message);
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memcpy(buffer, message,length );
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REST.set_response_payload(response, buffer, length);
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}
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else
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{
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REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
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REST.set_response_payload(response, (uint8_t *)"Supporting content-types text/plain and application/json", 56);
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}
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}
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#endif /* PLATFORM_HAS_DS1820 */
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