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agilent-dmm: U124xx/U125xx: support 5 more modes. 

This adds support for resistance, capacitance, frequency, continuity,
and temperature.
This commit is contained in:
Bert Vermeulen 2014-09-02 00:54:23 +02:00
parent 5791bdf604
commit a965748ae2
1 changed files with 41 additions and 11 deletions
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48
src/hardware/agilent-dmm/sched.c
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@ -388,7 +388,7 @@ static int recv_conf_u123x(const struct sr_dev_inst *sdi, GMatchInfo *match)
} else if (!strcmp(mstr, "DC")) {
devc->cur_mqflags |= SR_MQFLAG_DC;
} else {
sr_dbg("Unknown third argument.");
sr_dbg("Unknown first argument '%s'.", mstr);
}
g_free(mstr);
} else
@ -400,7 +400,7 @@ static int recv_conf_u123x(const struct sr_dev_inst *sdi, GMatchInfo *match)
static int recv_conf_u124x_5x(const struct sr_dev_inst *sdi, GMatchInfo *match)
{
struct dev_context *devc;
char *mstr;
char *mstr, *m2;
sr_spew("CONF? response '%s'.", g_match_info_get_string(match));
devc = sdi->priv;
@ -429,24 +429,53 @@ static int recv_conf_u124x_5x(const struct sr_dev_inst *sdi, GMatchInfo *match)
devc->cur_mqflags = 0;
devc->cur_divider = 0;
} else if(!strcmp(mstr, "RES")) {
if (devc->mode_continuity) {
devc->cur_mq = SR_MQ_CONTINUITY;
devc->cur_unit = SR_UNIT_BOOLEAN;
} else {
devc->cur_mq = SR_MQ_RESISTANCE;
devc->cur_unit = SR_UNIT_OHM;
}
devc->cur_mqflags = 0;
devc->cur_divider = 0;
} else if(!strcmp(mstr, "CAP")) {
devc->cur_mq = SR_MQ_CAPACITANCE;
devc->cur_unit = SR_UNIT_FARAD;
devc->cur_mqflags = 0;
devc->cur_divider = 0;
} else if(!strcmp(mstr, "FREQ")) {
devc->cur_mq = SR_MQ_FREQUENCY;
devc->cur_unit = SR_UNIT_HERTZ;
devc->cur_mqflags = 0;
devc->cur_divider = 0;
} else if(!strcmp(mstr, "CONT")) {
devc->cur_mq = SR_MQ_CONTINUITY;
devc->cur_unit = SR_UNIT_BOOLEAN;
devc->cur_mqflags = 0;
devc->cur_divider = 0;
} else if(!strncmp(mstr, "T1", 2) || !strncmp(mstr, "T2", 2)) {
devc->cur_mq = SR_MQ_TEMPERATURE;
m2 = g_match_info_fetch(match, 2);
if (!strcmp(m2, "FAR"))
devc->cur_unit = SR_UNIT_FAHRENHEIT;
else
devc->cur_unit = SR_UNIT_CELSIUS;
g_free(m2);
devc->cur_mqflags = 0;
devc->cur_divider = 0;
} else if(!strcmp(mstr, "SCOU")) {
/*
* Switch counter, not supported. Not sure what values
* come from FETC in this mode, or how they would map
* into libsigrok.
*/
} else if(!strcmp(mstr, "CPER")) {
/*
* No idea what this is.
*/
} else {
sr_dbg("Unknown first argument.");
sr_dbg("Unknown first argument '%s'.", mstr);
}
g_free(mstr);
return SR_OK;
}
/* At least the 123x and 125x appear to have this. */
static int recv_conf(const struct sr_dev_inst *sdi, GMatchInfo *match)
{
struct dev_context *devc;
@ -504,6 +533,7 @@ SR_PRIV const struct agdmm_recv agdmm_recvs_u124x[] = {
{ "^([-+][0-9]\\.[0-9]{8}E[-+][0-9]{2})$", recv_fetc },
{ "^\"(VOLT|CURR|RES|CAP) ([-+][0-9\\.E\\-+]+),([-+][0-9\\.E\\-+]+)\"$", recv_conf_u124x_5x },
{ "^\"(VOLT:[ACD]+) ([-+][0-9\\.E\\-+]+),([-+][0-9\\.E\\-+]+)\"$", recv_conf_u124x_5x },
{ "^\"(T[0-9]:[A-Z]+) ([A-Z]+)\"$", recv_conf_u124x_5x },
{ "^\"(DIOD)\"$", recv_conf },
{ NULL, NULL }
};