#include "sns_DHT11.h"
uint8_t sendNewTemp = 0;
uint8_t temperature = 0;
uint8_t humidity = 0;
#ifdef sns_DHT11_USEEEPROM
#include "sns_DHT11_eeprom.h"
struct eeprom_sns_DHT11 EEMEM eeprom_sns_DHT11 =
{
{
///TODO: Define initialization values on the EEPROM variables here, this will generate a *.eep file that can be used to store this values to the node, can in future be done with a EEPROM module and the make-scrips. Write the values in the exact same order as the struct is defined in the *.h file.
0xAB, // x
0x1234 // y
0x12345678 // z
},
0 // crc, must be a correct value, but this will also be handled by the EEPROM module or make scripts
};
#endif
void ConvertTemperature2_callback(uint8_t timer)
{
uint8_t word[5];
if (dht11_readData(&word)) {
sendNewTemp = 1;
temperature = word[2];
humidity = word[0];
}
}
void ConvertTemperature_callback(uint8_t timer)
{
dht11_start();
Timer_SetTimeout(sns_DHT11_18MS_TIMER, 18, TimerTypeOneShot, &ConvertTemperature2_callback);
}
void sns_DHT11_Init(void)
{
#ifdef sns_DHT11_USEEEPROM
if (EEDATA_OK)
{
///TODO: Use stored data to set initial values for the module
blablaX = eeprom_read_byte(EEDATA.x);
blablaY = eeprom_read_word(EEDATA16.y);
blablaZ = eeprom_read_dword(EEDATA32.y);
} else
{ //The CRC of the EEPROM is not correct, store default values and update CRC
eeprom_write_byte_crc(EEDATA.x, 0xAB, WITHOUT_CRC);
eeprom_write_word_crc(EEDATA16.y, 0x1234, WITHOUT_CRC);
eeprom_write_dword_crc(EEDATA32.y, 0x12345678, WITHOUT_CRC);
EEDATA_UPDATE_CRC;
}
#endif
///TODO: Initialize hardware etc here
// to use PCINt lib, call this function: (the callback function look as a timer callback function)
// Pcint_SetCallbackPin(sns_DHT11_PCINT, EXP_C , &sns_DHT11_pcint_callback);
Timer_SetTimeout(sns_DHT11_TIMER, 5000, TimerTypeFreeRunning, &ConvertTemperature_callback);
}
void sns_DHT11_Process(void)
{
if (sendNewTemp) {
uint16_t temp;
sendNewTemp = 0;
StdCan_Msg_t txMsg;
StdCan_Set_class(txMsg.Header, CAN_MODULE_CLASS_SNS);
StdCan_Set_direction(txMsg.Header, DIRECTIONFLAG_FROM_OWNER);
txMsg.Header.ModuleType = CAN_MODULE_TYPE_SNS_DHT11;
txMsg.Header.ModuleId = sns_DHT11_ID;
txMsg.Header.Command = CAN_MODULE_CMD_PHYSICAL_TEMPERATURE_CELSIUS;
txMsg.Length = 3;
txMsg.Data[0] = 1;
temp = temperature*64;
txMsg.Data[1] = (uint8_t)(temp >> 8);
txMsg.Data[2] = (uint8_t)(temp & 0xff);
while (StdCan_Put(&txMsg) != StdCan_Ret_OK);
StdCan_Set_class(txMsg.Header, CAN_MODULE_CLASS_SNS);
StdCan_Set_direction(txMsg.Header, DIRECTIONFLAG_FROM_OWNER);
txMsg.Header.ModuleType = CAN_MODULE_TYPE_SNS_DHT11;
txMsg.Header.ModuleId = sns_DHT11_ID;
txMsg.Header.Command = CAN_MODULE_CMD_PHYSICAL_HUMIDITY_PERCENT;
txMsg.Length = 3;
txMsg.Data[0] = 1;
temp = humidity*64;
txMsg.Data[1] = (uint8_t)(temp >> 8);
txMsg.Data[2] = (uint8_t)(temp & 0xff);
while (StdCan_Put(&txMsg) != StdCan_Ret_OK);
}
///TODO: Stuff that needs doing is done here
}
void sns_DHT11_HandleMessage(StdCan_Msg_t *rxMsg)
{
if ( StdCan_Ret_class(rxMsg->Header) == CAN_MODULE_CLASS_SNS && ///TODO: Change this to the actual class type
StdCan_Ret_direction(rxMsg->Header) == DIRECTIONFLAG_FROM_OWNER &&
rxMsg->Header.ModuleType == CAN_MODULE_TYPE_SNS_DHT11 && ///TODO: Change this to the actual module type
rxMsg->Header.ModuleId == sns_DHT11_ID)
{
StdCan_Msg_t txMsg;
switch (rxMsg->Header.Command)
{
case CAN_MODULE_CMD_GLOBAL_REPORT_INTERVAL:
//if (rxMsg->Length > 0)
// sns_ds18x20_ReportInterval = rxMsg->Data[0];
StdCan_Set_class(txMsg.Header, CAN_MODULE_CLASS_SNS);
StdCan_Set_direction(txMsg.Header, DIRECTIONFLAG_FROM_OWNER);
txMsg.Header.ModuleType = CAN_MODULE_TYPE_SNS_DHT11;
txMsg.Header.ModuleId = sns_DHT11_ID;
txMsg.Header.Command = CAN_MODULE_CMD_GLOBAL_REPORT_INTERVAL;
txMsg.Length = 1;
//txMsg.Data[0] = sns_ds18x20_ReportInterval;
StdCan_Put(&txMsg);
break;
}
}
}
void sns_DHT11_List(uint8_t ModuleSequenceNumber)
{
StdCan_Msg_t txMsg;
StdCan_Set_class(txMsg.Header, CAN_MODULE_CLASS_SNS); ///TODO: Change this to the actual class type
StdCan_Set_direction(txMsg.Header, DIRECTIONFLAG_FROM_OWNER);
txMsg.Header.ModuleType = CAN_MODULE_TYPE_SNS_DHT11; ///TODO: Change this to the actual module type
txMsg.Header.ModuleId = sns_DHT11_ID;
txMsg.Header.Command = CAN_MODULE_CMD_GLOBAL_LIST;
txMsg.Length = 6;
uint32_t HwId=BIOS_GetHwId();
txMsg.Data[0] = HwId&0xff;
txMsg.Data[1] = (HwId>>8)&0xff;
txMsg.Data[2] = (HwId>>16)&0xff;
txMsg.Data[3] = (HwId>>24)&0xff;
txMsg.Data[4] = NUMBER_OF_MODULES;
txMsg.Data[5] = ModuleSequenceNumber;
while (StdCan_Put(&txMsg) != StdCan_Ret_OK);
}