Trimmer.h File Reference

#include <stdint.h>

Go to the source code of this file.

Data Structures
struct	trimmer_type
struct	trimmer_CMRR_JFET_COLD_type
struct	address_detector_bias_trimmer_type
	Coordinates for the preamplifier and onboard EPROMs. More...

Macros
#define	preampli_JFET_Offset_trimmer   0
#define	preampli_fine_offset_trimmer   1
#define	preampli_coarse_thermal_trimmer   2
#define	preampli_corse_offset_trimmer   3
#define	commom_mode_trimmer_ch0   2
#define	commom_mode_trimmer_ch1   3
#define	transistor_cold_0   0
#define	transistor_cold_1   1
#define	coarse_Trimmer_offset_step   (int)(1e6*(10.0*20.0/40.0/255*5.1/2.7*2))
#define	fine_Trimmer_offset_step   (int)((10.0*20.0/40.0/255*5.1/470*2)*1e6)
#define	coarse_Trimmer_thermal_step   (int)((2.4*20.0/40.0/255*5.1/2.7*2)*1e6)
#define	fine_Trimmer_thermal_step   (int)((2.4*20.0/40.0/255*5.1/470*2)*1e6)
#define	JFET_Offset_coefficient   (int) (0.1293*1e6) /*in microV. Valore con l'introduzione del partitore che compensa */
#define	JFET_offset_conversione   (int) (( coarse_Trimmer_offset_step *128) / JFET_Offset_coefficient ) /*Ricordarsi di dividere >> 7*/
#define	coarse_Trimmer_drift_offset_ratio_by_2e7   (int)((coarse_Trimmer_thermal_step / coarse_Trimmer_offset_step) * 128)
#define	reference_thermal_drift   (int) (6645*20/40/255*5.1/2.7*2) /*6.645 mV/C is the measured drift of the 4 diodes*/
#define	I2C_addres_trimmer_bias_ch1   0x2C
#define	I2C_addres_trimmer_bias_ch0   0x2D
#define	I2C_addres_trimmer_common_mode_cold   0x2F
#define	I2C_addres_trimmer_pre_ch0   0x2D
#define	I2C_addres_trimmer_pre_ch1   0x2F
#define	massimo_numero_offset_per_impostazione_deriva   24
#define	massimo_numero_temperature_impostazione_deriva   16
#define	Trimmer_numero_offset   2
#define	I2C_address_ch_dispari   0x2E
	I2C address of the detecor trimmers.
#define	I2C_address_ch_pari   0x2F
#define	I2C_addres_trimmer_PGA   0x2C
#define	maschera_solo_bit_di_scrittura_trimmer   0x60
	Mask for command of the trimmer.
#define	trimmer_CMRR_compensation   0
	Settings for the digital sifgnals of the trimmer that manage the PGA relay.
#define	trimmer_fine_offset   1
#define	trimmer_thermal_compensation   2
#define	trimmer_coarse_offset   3
#define	trimmer_max_voltage_per_trimmer_calibration   3e6

Functions
void	detector_scrittura_lettura_trimmer_bias (uint8_t scheda_su_scheda_giu, uint8_t canale, uint8_t trimmer, uint8_t valore, uint8_t scrivi_leggi_1_leggi_0)
	Setting the value of any trimmer for detector biasing, the contents of the trimmers are stored in the matrix contenuto_trimmer_detector[canale][trimmer]
void	preamplifier_scrittura_lettura_trimmer (uint8_t scheda_su_scheda_giu, uint8_t canale, uint8_t trimmer, uint8_t valore, uint8_t scrivi_leggi_1_leggi_0)
	Setting the value of any trimmer for preamplifier trimmer, the contents of the trimmers are stored in the matrix contenuto_trimmer_preamplifier[canale][trimmer]
void	instr_offset_trimmer_calibration_function (void)
	The fine and coarse trimmers for offset adjustment are calibrated here
void	instr_DetBias_trimmer_calibration_function (void)
	The fine and coarse trimmers for Detector bias adjustment are calibrated here
void	Imposta_wiper_a_meta_scala_canale_0_I2C_A (void)
void	Imposta_wiper_a_meta_scala_canale_1_I2C_A (void)
void	Imposta_canale_del_trimmer_ennesimo_al_valore_I2CA (uint8_t numero_canale, uint8_t numero_trimmer, uint8_t valore_dato)
void	Imposta_wiper_a_meta_scala_canale_0_I2CB (void)
void	Imposta_wiper_a_meta_scala_canale_1_I2CB (void)
void	Imposta_canale_del_trimmer_ennesimo_al_valore_I2CB (uint8_t numero_canale, uint8_t numero_trimmer, uint8_t valore_dato)
long int	Arrotonda (float temp)
void	Trova_valori_trimmer_per_offset_preamplificatore (long int offset, struct trimmer_type *Valori_per_i_trimmer, int coarse_trimmer_step, int fine_trimmer_step)
void	Imposta_trimmer_common_mode_I2CB (uint8_t numero_trimmer, uint8_t valore_dato)

Variables
int	coarse_Trimmer_offset_step_actual []
int	fine_Trimmer_offset_step_actual []
int	fine_Trimmer_thermal_step_actual []
int	coarse_Trimmer_thermal_step_actual []
int	reference_thermal_drift_actual
char	numero_offset_per_impostazione_deriva []
char	numero_temperature_impostazione_deriva []
unsigned char	coefficiente_termico_trimmer_deriva []
signed char	valori_offset_per_impostazione_deriva [2][20]
unsigned char	valori_temperature_impostazione_deriva [2][12]
char	temperatura_di_lavoro [2]
char	offset_di_lavoro []
struct trimmer_type	Trimmer_offset_preampli []
struct trimmer_CMRR_JFET_COLD_type	Trimmer_CMRR_JFET_COLD
uint8_t	contenuto_trimmer_detector [12][4]
	Content of the trimmer for detector bias system.
uint8_t volatile	contenuto_trimmer_preamplifier [12][4]
uint8_t volatile	contenuto_trimmer_PGA_a_trimmer [][4]
uint8_t volatile	attenuatori_PGA_a_trimmer []
const struct address_detector_bias_trimmer_type	termometro_adrress [6]
	Thermometer selection structure.
const struct address_detector_bias_trimmer_type	EPROM_address []
	This is the structure from which the I2C addressess and the I2C of the preamplifier and frontend board are located.
const struct address_detector_bias_trimmer_type	address_detector_bias_trimmer []
	Detector trimmer addresses.
const struct address_detector_bias_trimmer_type	address_preamplifier_trimmer []
	Preamplifier trimmer addresses
const struct address_detector_bias_trimmer_type	address_PGA_a_trimmer []
	Preamplifier trimmer addresses