UA_StatusCode temperature_sensor_read(void * handle, const UA_NodeId node_id, UA_Boolean source_timestamp,
const UA_NumericRange *range, UA_DataValue * data_value)
{
UA_DateTime sourceTimestamp = UA_DateTime_now();
int result = 0;
if(i2c_fd < 0)
return UA_STATUSCODE_BADNOTREADABLE;
if(!temperature_get(i2c_fd, CONVERSION_CURRENT, &result))
return UA_STATUSCODE_BADNOTREADABLE;
data_value->hasValue = true;
data_value->hasSourceTimestamp = true;
data_value->hasServerTimestamp = true;
data_value->sourceTimestamp = sourceTimestamp;
UA_Variant_setScalarCopy(&data_value->value, &result, &UA_TYPES[UA_TYPES_INT32]);
return UA_STATUSCODE_GOOD;
}
void ICACHE_FLASH_ATTR
temperature_object_pack(PARAMS * params) {
if(NULL == params){
PRINTF("Create first tlv param failed.\n");
return;
}
struct temperature* temperature = create_temperature();
temperature_get(temperature);
if (add_next_uint8(params, temperature->centigrade)){
PRINTF("Add next param failed.\n");
return;
}
delete_temperature(temperature);
}
