Manuel Caballero / LEM-HAIS

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

LEM_HAIS.cpp@1:3766b24dab80, 2017-09-19 (annotated)

Committer:
mcm
Date:
Tue Sep 19 16:30:52 2017 +0000
Revision:
1:3766b24dab80
Child:
2:c865023c4b20
Both function and header files are almost ready

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mcm 1:3766b24dab80 1 /**
mcm 1:3766b24dab80 2 * @brief LEM_HAIS.h
mcm 1:3766b24dab80 3 * @details Current transducer. For the electronic measurement of currents:
mcm 1:3766b24dab80 4 * DC, AC, pulsed..., with galvanic separation between the primary
mcm 1:3766b24dab80 5 * circuit and the secondary circuit.
mcm 1:3766b24dab80 6 * Function file.
mcm 1:3766b24dab80 7 *
mcm 1:3766b24dab80 8 *
mcm 1:3766b24dab80 9 * @return NA
mcm 1:3766b24dab80 10 *
mcm 1:3766b24dab80 11 * @author Manuel Caballero
mcm 1:3766b24dab80 12 * @date 19/September/2017
mcm 1:3766b24dab80 13 * @version 19/September/2017 The ORIGIN
mcm 1:3766b24dab80 14 * @pre NaN.
mcm 1:3766b24dab80 15 * @warning NaN
mcm 1:3766b24dab80 16 * @pre This code belongs to Nimbus Centre ( http://www.nimbus.cit.ie ).
mcm 1:3766b24dab80 17 */
mcm 1:3766b24dab80 18
mcm 1:3766b24dab80 19 #include "LEM_HAIS.h"
mcm 1:3766b24dab80 20
mcm 1:3766b24dab80 21
mcm 1:3766b24dab80 22 LEM_HAIS::LEM_HAIS ( PinName OUTPUT, PinName VREF )
mcm 1:3766b24dab80 23 : _OUTPUT ( OUTPUT )
mcm 1:3766b24dab80 24 , _VREF ( VREF )
mcm 1:3766b24dab80 25 {
mcm 1:3766b24dab80 26 }
mcm 1:3766b24dab80 27
mcm 1:3766b24dab80 28
mcm 1:3766b24dab80 29 LEM_HAIS::~LEM_HAIS()
mcm 1:3766b24dab80 30 {
mcm 1:3766b24dab80 31 }
mcm 1:3766b24dab80 32
mcm 1:3766b24dab80 33
mcm 1:3766b24dab80 34
mcm 1:3766b24dab80 35 /**
mcm 1:3766b24dab80 36 * @brief LEM_HAIS_GetVoltage ( void )
mcm 1:3766b24dab80 37 *
mcm 1:3766b24dab80 38 * @details It gets both voltages, OUTPUT and Vref voltage.
mcm 1:3766b24dab80 39 *
mcm 1:3766b24dab80 40 * @param[in] VoltageDivider: If there is a voltage divider before the ADC pin ( if not VoltageDivider = 1 ).
mcm 1:3766b24dab80 41 * @param[in] ADC_Vref: Voltage reference for the ADC.
mcm 1:3766b24dab80 42 *
mcm 1:3766b24dab80 43 * @param[out] NaN.
mcm 1:3766b24dab80 44 *
mcm 1:3766b24dab80 45 *
mcm 1:3766b24dab80 46 * @return The actual voltages.
mcm 1:3766b24dab80 47 *
mcm 1:3766b24dab80 48 *
mcm 1:3766b24dab80 49 * @author Manuel Caballero
mcm 1:3766b24dab80 50 * @date 19/September/2017
mcm 1:3766b24dab80 51 * @version 19/September/2017 The ORIGIN
mcm 1:3766b24dab80 52 * @pre NaN.
mcm 1:3766b24dab80 53 * @warning NaN.
mcm 1:3766b24dab80 54 */
mcm 1:3766b24dab80 55 LEM_HAIS::Vector_LEM_HAIS_voltage_t LEM_HAIS::LEM_HAIS_GetVoltage ( float VoltageDivider, float ADC_Vref )
mcm 1:3766b24dab80 56 {
mcm 1:3766b24dab80 57 Vector_LEM_HAIS_voltage_t myAuxVoltage;
mcm 1:3766b24dab80 58
mcm 1:3766b24dab80 59 myAuxVoltage.VREF_Voltage = _VREF.read() * ADC_Vref;
mcm 1:3766b24dab80 60 myAuxVoltage.OUTPUT_Voltage = VoltageDivider * _OUTPUT.read() * ADC_Vref;
mcm 1:3766b24dab80 61
mcm 1:3766b24dab80 62
mcm 1:3766b24dab80 63 return myAuxVoltage;
mcm 1:3766b24dab80 64 }
mcm 1:3766b24dab80 65
mcm 1:3766b24dab80 66
mcm 1:3766b24dab80 67
mcm 1:3766b24dab80 68 /**
mcm 1:3766b24dab80 69 * @brief LEM_HAIS_CalculateCurrent ( Vector_LEM_HAIS_voltage_t ,uint32_t )
mcm 1:3766b24dab80 70 *
mcm 1:3766b24dab80 71 * @details It gets both voltages, OUTPUT and Vref voltage.
mcm 1:3766b24dab80 72 *
mcm 1:3766b24dab80 73 * @param[in] myVoltages: Both voltages, OUTPUT and Vref voltages.
mcm 1:3766b24dab80 74 * @param[in] myIPN: Primary Nominal rms Current.
mcm 1:3766b24dab80 75 *
mcm 1:3766b24dab80 76 * @param[out] NaN.
mcm 1:3766b24dab80 77 *
mcm 1:3766b24dab80 78 *
mcm 1:3766b24dab80 79 * @return The calculated current.
mcm 1:3766b24dab80 80 *
mcm 1:3766b24dab80 81 *
mcm 1:3766b24dab80 82 * @author Manuel Caballero
mcm 1:3766b24dab80 83 * @date 19/September/2017
mcm 1:3766b24dab80 84 * @version 19/September/2017 The ORIGIN
mcm 1:3766b24dab80 85 * @pre NaN.
mcm 1:3766b24dab80 86 * @warning NaN.
mcm 1:3766b24dab80 87 */
mcm 1:3766b24dab80 88 LEM_HAIS::Vector_LEM_HAIS_current_t LEM_HAIS::LEM_HAIS_CalculateCurrent ( Vector_LEM_HAIS_voltage_t myVoltages, uint32_t myIPN )
mcm 1:3766b24dab80 89 {
mcm 1:3766b24dab80 90 Vector_LEM_HAIS_current_t myAuxCurrent;
mcm 1:3766b24dab80 91
mcm 1:3766b24dab80 92
mcm 1:3766b24dab80 93 myAuxCurrent.Current = ( 8.0 / 5.0 ) * ( myVoltages.OUTPUT_Voltage - ( myVoltages.VREF_Voltage ) ) * myIPN;
mcm 1:3766b24dab80 94
mcm 1:3766b24dab80 95
mcm 1:3766b24dab80 96
mcm 1:3766b24dab80 97 return myAuxCurrent;
mcm 1:3766b24dab80 98 }