77 lines
2.5 KiB
C++
77 lines
2.5 KiB
C++
#ifndef MISSION_DEVICES_DEVICEDEFINITIONS_RADSENSOR_H_
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#define MISSION_DEVICES_DEVICEDEFINITIONS_RADSENSOR_H_
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namespace RAD_SENSOR {
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static const DeviceCommandId_t NONE = 0x0; // Set when no command is pending
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/**
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* This command initiates the ADC conversion for all channels including the internal
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* temperature sensor.
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*/
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static const DeviceCommandId_t WRITE_SETUP = 0x1;
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static const DeviceCommandId_t START_CONVERSION = 0x2;
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static const DeviceCommandId_t READ_CONVERSIONS = 0x3;
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/**
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* @brief This is the configuration byte which will be written to the setup register after
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* power on.
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*
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* @note Bit1 (DIFFSEL1) - Bit0 (DIFFSEL0): 0b00, no data follows the setup byte
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* Bit3 (REFSEL1) - Bit2 (REFSEL0): 0b01, external reference single ended
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* Bit5 (CLKSEL1) - Bit4 (CLKSEL0): 0b10, MAX1227 uses internal oscillator for timing
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* Bit7 - Bit6: 0b01, tells MAX1227 that this is the setup register
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*
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*/
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static const uint8_t SETUP_DEFINITION = 0b01101000;
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/**
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* @brief This value will always be written to the ADC conversion register to specify the
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* conversions to perform.
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* @details Bit0: 1 - Enables temperature conversion
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* Bit2 (SCAN1) and Bit1 (SCAN0): 0b00 (channel conversion from 0 to N)
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* Bit6 - Bit3 defines N: 0b0001 (N = 1)
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* Bit7: Always 1. Tells the ADC that this is the conversion register.
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*/
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static const uint8_t CONVERSION_DEFINITION = 0b10001001;
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/**
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* @brief Writing this value resets the fifo of the MAX1227.
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*/
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static const uint8_t RESET_DEFINITION = 0b00011000;
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static const uint8_t DUMMY_BYTE = 0xFF;
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static const uint8_t RAD_SENSOR_DATA_SET_ID = READ_CONVERSIONS;
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/**
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* One temperature value, conversion of channel 0 and conversion of channel 1
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*/
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static const uint8_t READ_SIZE = 6;
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enum Max1227PoolIds: lp_id_t {
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TEMPERATURE_C,
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CHANNEL_0,
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CHANNEL_1,
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};
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class RadSensorDataset: public StaticLocalDataSet<sizeof(float)> {
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public:
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RadSensorDataset(HasLocalDataPoolIF* owner) :
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StaticLocalDataSet(owner, RAD_SENSOR_DATA_SET_ID) {
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}
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RadSensorDataset(object_id_t objectId) :
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StaticLocalDataSet(sid_t(objectId, RAD_SENSOR_DATA_SET_ID)) {
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}
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lp_var_t<float> temperatureCelcius = lp_var_t<float>(sid.objectId, TEMPERATURE_C, this);
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lp_var_t<uint16_t> channel0 = lp_var_t<uint16_t>(sid.objectId, CHANNEL_0, this);
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lp_var_t<uint16_t> channel1 = lp_var_t<uint16_t>(sid.objectId, CHANNEL_1, this);
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};
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}
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#endif /* MISSION_DEVICES_DEVICEDEFINITIONS_RADSENSOR_H_ */
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