File content as of revision 11:05bc1c823bc4:

/* hardware functions 
 * ver 1.0  
 * ver 1.1x   connectors signal working   
 * ver 1.20   added serialnr read
 * ver 1.22   defined cs lines to inactive in safe settings
 
 */

#include "mbed.h"
#include "S_SCTRL_SM1_PinDef.h"
#include "S_SCTRL_SM1_hwfunct.h"


#define HW_LIB_SRC_VERSION "1.23"

#define MAXLIBVERCHAR 100  // max char for lib version 

void assignports(HWlines  *hwlines ) {

    /// devices 
    // SPI BI pins 
    hwlines->msio[0] = new DigitalInOut(ADC_STIO);
    hwlines->sclk[0] = new DigitalOut(SCLK);
    hwlines->direction[0] = new DigitalOut(DIRECTION);
    hwlines->stio_mo[0] = new DigitalOut(STIO_MO);
    hwlines->csb1[0] = new DigitalOut(ADC1_CSN);
    hwlines->csb2[0] = new DigitalOut(ADC2_CSN);

    // SPI pins
    hwlines->mosi[0] = new DigitalOut(MOSI); 
    hwlines->miso[0] = new DigitalIn(MISO); 

    hwlines->t_cs[0] = new DigitalOut(TEMP_CSN);
    hwlines->tc_cs1[0] = new DigitalOut(TEMP_CABLE_CSN1);
    hwlines->tc_cs2[0] = new DigitalOut(TEMP_CABLE_CSN2);
    hwlines->dac_cs[0] = new DigitalOut(DAC_DCEN);
    hwlines->dac_rst[0] = new DigitalOut(DAC_RSTN);

    // devices 

    // SPI BI pins 
    hwlines->msio[1] = new DigitalInOut(ADC_2_STIO);
    hwlines->sclk[1] = new DigitalOut(SCLK_2);
    hwlines->direction[1] = new DigitalOut(DIRECTION2);
    hwlines->stio_mo[1] = new DigitalOut(STIO2_MO);
    hwlines->csb1[1] = new DigitalOut(ADC1_2_CSN);
    hwlines->csb2[1] = new DigitalOut(ADC2_2_CSN);

    // SPI pins
    hwlines->mosi[1] = new DigitalOut(MOSI_2); 
    hwlines->miso[1] = new DigitalIn(MISO_2); 

    hwlines->t_cs[1] = new DigitalOut(TEMP_2_CSN);
    hwlines->tc_cs1[1] = new DigitalOut(TEMP_2_CABLE_CSN1);
    hwlines->tc_cs2[1] = new DigitalOut(TEMP_2_CABLE_CSN2);
    hwlines->dac_cs[1] = new DigitalOut(DAC_2_DCEN);
    hwlines->dac_rst[1] = new DigitalOut(DAC_2_RSTN);

    //cal 
    hwlines->cal13[0] = new DigitalOut(CAL_TRIG_1AND3);
    hwlines->cal24[0] = new DigitalOut(CAL_TRIG_2AND4);
    hwlines->calint[0] = new DigitalOut(SEL_CAL_INT);
    hwlines->cal13[1] = new DigitalOut(CAL_TRIG_1AND3);
    hwlines->cal24[1] = new DigitalOut(CAL_TRIG_2AND4);
    hwlines->calint[1] = new DigitalOut(SEL_2_CAL_INT);

    hwlines->calext = new DigitalOut(SEL_CAL_EXT);
    hwlines->calgenext = new DigitalOut(GEN_EXT_CAL);

    hwlines->ledred = new DigitalOut(LEDRED);
    hwlines->ledgreen = new DigitalOut(LEDGREEN);

    hwlines->ain[0] = new AnalogIn(ADC1);
    hwlines->ain[1] = new AnalogIn(ADC2);

    hwlines->snr[0] = new DigitalIn(AD0);
    hwlines->snr[1] = new DigitalIn(AD1);
    hwlines->snr[2] = new DigitalIn(AD2);
    hwlines->snr[3] = new DigitalIn(AD3);
    hwlines->snr[4] = new DigitalIn(AD4);

}

// select intern or extern cal   0 = intern, 1 is extern 
void setcalsource(int external, HWlines hwl) {
    *(hwl.calext) = 0;    
    *(hwl.calint[0]) = 0;
    *(hwl.calint[1]) = 0;  //disable all 
    if (external == 1) {
        *(hwl.calext) = 1;
    } else {
        *(hwl.calint[0]) = 1;
        *(hwl.calint[1]) = 1;
    }
}

// set the default , save values 
void setdefault(HWlines hwl) {
        for (int i = 0; i < 2; i++) {
            hwl.msio[i]->input();
            *(hwl.direction[i]) = RDIR_IN;
            *(hwl.stio_mo[i]) = LDIR_IN;
            hwl.sclk[i]->write(0);
            hwl.csb1[i]->write(0);
            hwl.csb2[i]->write(0);
            hwl.t_cs[i]->write(0);
            hwl.tc_cs1[i]->write(0);
            hwl.tc_cs2[i]->write(0);
            hwl.dac_cs[i]->write(0);
            hwl.dac_rst[i]->write(0);                                               
        }
        setcalsource(0, hwl); //intern
}


void set_bi_spi_mo(int masterout, DigitalInOut * msio, DigitalOut * ldir,
                   DigitalOut * rdir) {
    // default directions 
    if (masterout == 0) { // master in
        msio->input();
        rdir->write(RDIR_IN);            
        ldir->write(LDIR_IN);
    } else { //master out  
        ldir->write(LDIR_OUT);
        msio->output();
        rdir->write(RDIR_OUT);
    }
}

char libversion[MAXLIBVERCHAR] = {'e', 'm', 'p', 't', 'y', '\0'};

char * hwfunct_lib_version() {
    sprintf(libversion,
            "hw lib versions  src : %s header:  %s pindef %s,date:%s %s \n\r",
            HW_LIB_SRC_VERSION, HW_LIB_HDR_VERSION, PINDEF_VER, __DATE__,
            __TIME__);
    return libversion;
}

int get_serialnr(HWlines * hwlines) {
    int snr = 0;
    for (int bitnr = 4; bitnr >= 0; bitnr--) {
        snr = snr << 1;
        snr |= hwlines->snr[bitnr]->read();
    }
    return snr;
}