ctnd/platform/device/dehumi/sdcs_comm.c

#include "plt.h"
#include "sdcs_comm.h"
#include "sdcs_sm.h"
#include "sdcs.h"

int sdcs_comm_init(int idx)
{
    struct sdcs_t* dev = &sdcs[idx];
    struct comm_t* comm = &dev->comm;

    comm_set_state( comm, COMMST_ERR );
}

int sdcs_comm_reset(int idx)
{
    struct sdcs_t* dev = &sdcs[idx];
    struct comm_t* comm = &dev->comm;

    comm_set_state( comm, COMMST_NORMAL );
}

void sdcs_comm_dac( int idx )
{
    unsigned short tab_us[256]={0};
    struct sdcs_t* dev = &sdcs[idx];
    struct comm_t* comm = &dev->comm;
    int chanidx = comm->chanidx;
    int addr = comm->adr;
    int start, nb, rc, i;
    int ret = 0;

    if(comm_get_state(comm) != COMMST_NORMAL){
        return;
    }
    comm_start_cal_dac_timing(comm);

    nb = 0x0E;
    start = 0;
    chan_lock(comm->chanidx);
    if( chan_read_holdingregisters_with_retry( chanidx, addr, start, nb, tab_us) < 0){
        chan_unlock(comm->chanidx);
        comm_set_state(comm, COMMST_ERR);
        return;
    }else{ /* read ok */
        chan_unlock(comm->chanidx);
        dev->humi = tab_us[0x0001 - start]/10.0;
        dev->temp = *((SHORT*)&tab_us[0x0000 - start])/10.0;
        dev->start_humi = tab_us[0x0002 - start] / 10.0;
        dev->stop_humi = tab_us[0x0003 - start] / 10.0;

        if(tab_us[0x0004 - start] & 0x8000){
            dev->heat_temp = -(tab_us[0x0004 - start] - 0x8000) / 10.0;
        }else{
            dev->heat_temp = tab_us[0x0004 - start] / 10.0;
        }

        if(tab_us[0x0005 - start] & 0x8000){
            dev->alarm_temp = -(tab_us[0x0005 - start] - 0x8000) / 10.0;
        }else{
            dev->alarm_temp = tab_us[0x0005 - start] / 10.0;
        }
        
        dev->alarm_humi = tab_us[0x0006 - start] / 10.0;
        dev->heat_state = tab_us[0x0007 - start];
        dev->dehumi_state = tab_us[0x0008 - start];
        dev->dehumi_auto = tab_us[0x0009 - start];
        dev->dehumi_by_hand = tab_us[0x000A - start];
        dev->heat_by_hand = tab_us[0x000B - start];
        dev->over_temperature_alarm = tab_us[0x000C - start];
        dev->over_humi_alarm = tab_us[0x000D - start];

        comm_stop_cal_dac_timing(comm);
    }
    
}

int sdcs_set_dev_start_humi( int idx,double humi)
{
    int ret = 0;
    struct sdcs_t* dev = &sdcs[idx];
    struct comm_t* comm = &dev->comm;
    unsigned short value = 0;
    value = humi * 10.0;

    chan_lock(comm->chanidx);
    ret = chan_write_single_register_with_retry( comm->chanidx, comm->adr, 0x0002, value);
    chan_unlock(comm->chanidx);
    log_dbg("%s, idx:%d", __func__, idx);
    return ret;
}

int sdcs_set_dev_start_temperature( int idx,double temperature)
{
    int ret = 0;
    struct sdcs_t* dev = &sdcs[idx];
    struct comm_t* comm = &dev->comm;
    unsigned short value = 0;
    if(temperature < 0.0){
        value  = (- temperature * 10.0) + 0x8000;
    }else{
        value = temperature * 10.0;
    }

    chan_lock(comm->chanidx);
    ret = chan_write_single_register_with_retry( comm->chanidx, comm->adr, 0x0003, value);
    chan_unlock(comm->chanidx);
    log_dbg("%s, idx:%d", __func__, idx);
    return ret;
}

int sdcs_set_dev_stop_temperature( int idx,double temperature)
{
    int ret = 0;
    struct sdcs_t* dev = &sdcs[idx];
    struct comm_t* comm = &dev->comm;
    unsigned short value = 0;
    if(temperature < 0.0){
        value  = (- temperature * 10.0) + 0x8000;
    }else{
        value = temperature * 10.0;
    }

    chan_lock(comm->chanidx);
    ret = chan_write_single_register_with_retry( comm->chanidx, comm->adr, 0x0004, value);
    chan_unlock(comm->chanidx);
    log_dbg("%s, idx:%d", __func__, idx);
    return ret;
}

int sdcs_set_dev_stop_auto( int idx,int val)
{
    int ret = 0;
    struct sdcs_t* dev = &sdcs[idx];
    struct comm_t* comm = &dev->comm;
    
    chan_lock(comm->chanidx);
    ret = chan_write_single_register_with_retry( comm->chanidx, comm->adr, 0x0009, val);
    chan_unlock(comm->chanidx);
    log_dbg("%s, idx:%d", __func__, idx);
    return ret;
}