Ollie Matthews / ADS8568_ADC

ADC for threaded program

Dependents:   LEX_Threaded_Programming MEMSPCR_Control_Program_AD_Logging_Demo_PCB MEMSPCR_Control_Program_AD_Logging_Sync MEMSPCR_Control_Program_AD_Logging_PWM ... more

ADS8568_ADC.h@3:7c4fd26c696e, 2019-08-19 (annotated)

Committer:
omatthews
Date:
Mon Aug 19 07:55:44 2019 +0000
Revision:
3:7c4fd26c696e
Parent:
0:d59f808e1719 
10/08/2019

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AlexStokoe 0:d59f808e1719 1 /*------------------------------------------------------------------------------
AlexStokoe 0:d59f808e1719 2 Library header file for ADS8568 TI 16 bit 8 channel sampling ADC
AlexStokoe 0:d59f808e1719 3 Date: 15/07/2018
AlexStokoe 0:d59f808e1719 4 Author: AS7
AlexStokoe 0:d59f808e1719 5
AlexStokoe 0:d59f808e1719 6
AlexStokoe 0:d59f808e1719 7 ------------------------------------------------------------------------------*/
AlexStokoe 0:d59f808e1719 8
AlexStokoe 0:d59f808e1719 9 #ifndef ADS8568_ADC_H
AlexStokoe 0:d59f808e1719 10 #define ADS8568_ADC_H
AlexStokoe 0:d59f808e1719 11 #include "mbed.h"
AlexStokoe 0:d59f808e1719 12
AlexStokoe 0:d59f808e1719 13 #ifndef ADC_CONV_ALL_CH
AlexStokoe 0:d59f808e1719 14 #define ADC_CONV_ALL_CH 15
AlexStokoe 0:d59f808e1719 15 #endif
AlexStokoe 0:d59f808e1719 16
AlexStokoe 0:d59f808e1719 17 class ADS8568_ADC
AlexStokoe 0:d59f808e1719 18 {
AlexStokoe 0:d59f808e1719 19 public:
AlexStokoe 0:d59f808e1719 20 /** Constructor
AlexStokoe 0:d59f808e1719 21 * @param MOSI SPI pin
AlexStokoe 0:d59f808e1719 22 * @param MISO SPI pin
AlexStokoe 0:d59f808e1719 23 * @param SCLK SPI pin
AlexStokoe 0:d59f808e1719 24 * @param nCS SPI pin
AlexStokoe 0:d59f808e1719 25 * @param ADC reset pin
AlexStokoe 0:d59f808e1719 26 * @param Conv chA pin
AlexStokoe 0:d59f808e1719 27 * @param Conv chB pin
AlexStokoe 0:d59f808e1719 28 * @param Conv chC pin
AlexStokoe 0:d59f808e1719 29 * @param Conv chD pin
AlexStokoe 0:d59f808e1719 30 */
AlexStokoe 0:d59f808e1719 31 ADS8568_ADC(PinName mosi, PinName miso, PinName sclk, PinName ncs, PinName reset, PinName convA, PinName convB, PinName convC, PinName convD);
AlexStokoe 0:d59f808e1719 32 //ADS8568_ADC(SPI bus, DigitalOut adc_nselect, DigitalOut adc_reset
AlexStokoe 0:d59f808e1719 33
AlexStokoe 0:d59f808e1719 34 void init();
AlexStokoe 0:d59f808e1719 35
AlexStokoe 0:d59f808e1719 36 void start_conversion(int channel);
AlexStokoe 0:d59f808e1719 37 int read_channels();
AlexStokoe 0:d59f808e1719 38 int read_channel_result(int channel);
AlexStokoe 0:d59f808e1719 39 int new_data_channels();
AlexStokoe 0:d59f808e1719 40 int OSR;
AlexStokoe 0:d59f808e1719 41
AlexStokoe 0:d59f808e1719 42
AlexStokoe 0:d59f808e1719 43 protected:
AlexStokoe 0:d59f808e1719 44 SPI bus;
AlexStokoe 0:d59f808e1719 45 DigitalOut adc_nselect;
AlexStokoe 0:d59f808e1719 46 DigitalOut adc_reset;
AlexStokoe 0:d59f808e1719 47 BusOut converts;
AlexStokoe 0:d59f808e1719 48
AlexStokoe 0:d59f808e1719 49 char buffer[16];
AlexStokoe 0:d59f808e1719 50 int values[8];
AlexStokoe 0:d59f808e1719 51 int val_array[8];
AlexStokoe 0:d59f808e1719 52 char dummy;
AlexStokoe 0:d59f808e1719 53 int channels_read;
AlexStokoe 0:d59f808e1719 54
AlexStokoe 0:d59f808e1719 55 };
AlexStokoe 0:d59f808e1719 56
AlexStokoe 0:d59f808e1719 57 #endif
AlexStokoe 0:d59f808e1719 58