BLAHAJ
/
libsigrok
10
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

fluke-dmm: Convert to SR_DF_ANALOG.

This commit is contained in:
Uwe Hermann 2016-05-27 17:31:14 +02:00
parent 1653c4309a
commit 3f5cf2a06a
2 changed files with 121 additions and 110 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/hardware/fluke-dmm/fluke-dmm.h
View File

@ -58,9 +58,9 @@ struct dev_context {
int expect_response;
int meas_type;
int is_relative;
int mq;
int unit;
int mqflags;
enum sr_mq mq;
enum sr_unit unit;
enum sr_mqflag mqflags;
};
SR_PRIV int fluke_receive_data(int fd, int revents, void *cb_data);

225
src/hardware/fluke-dmm/fluke.c
View File

@ -26,10 +26,13 @@
#include "libsigrok-internal.h"
#include "fluke-dmm.h"
static struct sr_datafeed_analog_old *handle_qm_18x(const struct sr_dev_inst *sdi,
static struct sr_datafeed_analog *handle_qm_18x(const struct sr_dev_inst *sdi,
char **tokens)
{
struct sr_datafeed_analog_old *analog;
struct sr_datafeed_analog *analog;
struct sr_analog_encoding encoding;
struct sr_analog_meaning meaning;
struct sr_analog_spec spec;
float fvalue;
char *e, *u;
gboolean is_oor;
@ -59,92 +62,93 @@ static struct sr_datafeed_analog_old *handle_qm_18x(const struct sr_dev_inst *sd
while (*e && *e == ' ')
e++;
analog = g_malloc0(sizeof(struct sr_datafeed_analog_old));
analog = g_malloc0(sizeof(struct sr_datafeed_analog));
sr_analog_init(analog, &encoding, &meaning, &spec, 0);
analog->data = g_malloc(sizeof(float));
analog->channels = sdi->channels;
analog->meaning->channels = sdi->channels;
analog->num_samples = 1;
if (is_oor)
*analog->data = NAN;
*((float *)analog->data) = NAN;
else
*analog->data = fvalue;
analog->mq = -1;
*((float *)analog->data) = fvalue;
analog->meaning->mq = 0;
if ((u = strstr(e, "V DC")) || (u = strstr(e, "V AC"))) {
analog->mq = SR_MQ_VOLTAGE;
analog->unit = SR_UNIT_VOLT;
analog->meaning->mq = SR_MQ_VOLTAGE;
analog->meaning->unit = SR_UNIT_VOLT;
if (!is_oor && e[0] == 'm')
*analog->data /= 1000;
*((float *)analog->data) /= 1000;
/* This catches "V AC", "V DC" and "V AC+DC". */
if (strstr(u, "AC"))
analog->mqflags |= SR_MQFLAG_AC | SR_MQFLAG_RMS;
analog->meaning->mqflags |= SR_MQFLAG_AC | SR_MQFLAG_RMS;
if (strstr(u, "DC"))
analog->mqflags |= SR_MQFLAG_DC;
analog->meaning->mqflags |= SR_MQFLAG_DC;
} else if ((u = strstr(e, "dBV")) || (u = strstr(e, "dBm"))) {
analog->mq = SR_MQ_VOLTAGE;
analog->meaning->mq = SR_MQ_VOLTAGE;
if (u[2] == 'm')
analog->unit = SR_UNIT_DECIBEL_MW;
analog->meaning->unit = SR_UNIT_DECIBEL_MW;
else
analog->unit = SR_UNIT_DECIBEL_VOLT;
analog->mqflags |= SR_MQFLAG_AC | SR_MQFLAG_RMS;
analog->meaning->unit = SR_UNIT_DECIBEL_VOLT;
analog->meaning->mqflags |= SR_MQFLAG_AC | SR_MQFLAG_RMS;
} else if ((u = strstr(e, "Ohms"))) {
analog->mq = SR_MQ_RESISTANCE;
analog->unit = SR_UNIT_OHM;
analog->meaning->mq = SR_MQ_RESISTANCE;
analog->meaning->unit = SR_UNIT_OHM;
if (is_oor)
*analog->data = INFINITY;
*((float *)analog->data) = INFINITY;
else if (e[0] == 'k')
*analog->data *= 1000;
*((float *)analog->data) *= 1000;
else if (e[0] == 'M')
*analog->data *= 1000000;
*((float *)analog->data) *= 1000000;
} else if (!strcmp(e, "nS")) {
analog->mq = SR_MQ_CONDUCTANCE;
analog->unit = SR_UNIT_SIEMENS;
*analog->data /= 1e+9;
analog->meaning->mq = SR_MQ_CONDUCTANCE;
analog->meaning->unit = SR_UNIT_SIEMENS;
*((float *)analog->data) /= 1e+9;
} else if ((u = strstr(e, "Farads"))) {
analog->mq = SR_MQ_CAPACITANCE;
analog->unit = SR_UNIT_FARAD;
analog->meaning->mq = SR_MQ_CAPACITANCE;
analog->meaning->unit = SR_UNIT_FARAD;
if (!is_oor) {
if (e[0] == 'm')
*analog->data /= 1e+3;
*((float *)analog->data) /= 1e+3;
else if (e[0] == 'u')
*analog->data /= 1e+6;
*((float *)analog->data) /= 1e+6;
else if (e[0] == 'n')
*analog->data /= 1e+9;
*((float *)analog->data) /= 1e+9;
}
} else if ((u = strstr(e, "Deg C")) || (u = strstr(e, "Deg F"))) {
analog->mq = SR_MQ_TEMPERATURE;
analog->meaning->mq = SR_MQ_TEMPERATURE;
if (u[4] == 'C')
analog->unit = SR_UNIT_CELSIUS;
analog->meaning->unit = SR_UNIT_CELSIUS;
else
analog->unit = SR_UNIT_FAHRENHEIT;
analog->meaning->unit = SR_UNIT_FAHRENHEIT;
} else if ((u = strstr(e, "A AC")) || (u = strstr(e, "A DC"))) {
analog->mq = SR_MQ_CURRENT;
analog->unit = SR_UNIT_AMPERE;
analog->meaning->mq = SR_MQ_CURRENT;
analog->meaning->unit = SR_UNIT_AMPERE;
/* This catches "A AC", "A DC" and "A AC+DC". */
if (strstr(u, "AC"))
analog->mqflags |= SR_MQFLAG_AC | SR_MQFLAG_RMS;
analog->meaning->mqflags |= SR_MQFLAG_AC | SR_MQFLAG_RMS;
if (strstr(u, "DC"))
analog->mqflags |= SR_MQFLAG_DC;
analog->meaning->mqflags |= SR_MQFLAG_DC;
if (!is_oor) {
if (e[0] == 'm')
*analog->data /= 1e+3;
*((float *)analog->data) /= 1e+3;
else if (e[0] == 'u')
*analog->data /= 1e+6;
*((float *)analog->data) /= 1e+6;
}
} else if ((u = strstr(e, "Hz"))) {
analog->mq = SR_MQ_FREQUENCY;
analog->unit = SR_UNIT_HERTZ;
analog->meaning->mq = SR_MQ_FREQUENCY;
analog->meaning->unit = SR_UNIT_HERTZ;
if (e[0] == 'k')
*analog->data *= 1e+3;
*((float *)analog->data) *= 1e+3;
} else if (!strcmp(e, "%")) {
analog->mq = SR_MQ_DUTY_CYCLE;
analog->unit = SR_UNIT_PERCENTAGE;
analog->meaning->mq = SR_MQ_DUTY_CYCLE;
analog->meaning->unit = SR_UNIT_PERCENTAGE;
} else if ((u = strstr(e, "ms"))) {
analog->mq = SR_MQ_PULSE_WIDTH;
analog->unit = SR_UNIT_SECOND;
*analog->data /= 1e+3;
analog->meaning->mq = SR_MQ_PULSE_WIDTH;
analog->meaning->unit = SR_UNIT_SECOND;
*((float *)analog->data) /= 1e+3;
}
if (analog->mq == -1) {
if (analog->meaning->mq == 0) {
/* Not a valid measurement. */
g_free(analog->data);
g_free(analog);
@ -154,10 +158,13 @@ static struct sr_datafeed_analog_old *handle_qm_18x(const struct sr_dev_inst *sd
return analog;
}
static struct sr_datafeed_analog_old *handle_qm_28x(const struct sr_dev_inst *sdi,
static struct sr_datafeed_analog *handle_qm_28x(const struct sr_dev_inst *sdi,
char **tokens)
{
struct sr_datafeed_analog_old *analog;
struct sr_datafeed_analog *analog;
struct sr_analog_encoding encoding;
struct sr_analog_meaning meaning;
struct sr_analog_spec spec;
float fvalue;
if (!tokens[1])
@ -168,91 +175,92 @@ static struct sr_datafeed_analog_old *handle_qm_28x(const struct sr_dev_inst *sd
return NULL;
}
analog = g_malloc0(sizeof(struct sr_datafeed_analog_old));
analog = g_malloc0(sizeof(struct sr_datafeed_analog));
sr_analog_init(analog, &encoding, &meaning, &spec, 0);
analog->data = g_malloc(sizeof(float));
analog->channels = sdi->channels;
analog->meaning->channels = sdi->channels;
analog->num_samples = 1;
*analog->data = fvalue;
analog->mq = -1;
*((float *)analog->data) = fvalue;
analog->meaning->mq = 0;
if (!strcmp(tokens[1], "VAC") || !strcmp(tokens[1], "VDC")) {
analog->mq = SR_MQ_VOLTAGE;
analog->unit = SR_UNIT_VOLT;
analog->meaning->mq = SR_MQ_VOLTAGE;
analog->meaning->unit = SR_UNIT_VOLT;
if (!strcmp(tokens[2], "NORMAL")) {
if (tokens[1][1] == 'A') {
analog->mqflags |= SR_MQFLAG_AC;
analog->mqflags |= SR_MQFLAG_RMS;
analog->meaning->mqflags |= SR_MQFLAG_AC;
analog->meaning->mqflags |= SR_MQFLAG_RMS;
} else
analog->mqflags |= SR_MQFLAG_DC;
analog->meaning->mqflags |= SR_MQFLAG_DC;
} else if (!strcmp(tokens[2], "OL") || !strcmp(tokens[2], "OL_MINUS")) {
*analog->data = NAN;
*((float *)analog->data) = NAN;
} else
analog->mq = -1;
analog->meaning->mq = 0;
} else if (!strcmp(tokens[1], "dBV") || !strcmp(tokens[1], "dBm")) {
analog->mq = SR_MQ_VOLTAGE;
analog->meaning->mq = SR_MQ_VOLTAGE;
if (tokens[1][2] == 'm')
analog->unit = SR_UNIT_DECIBEL_MW;
analog->meaning->unit = SR_UNIT_DECIBEL_MW;
else
analog->unit = SR_UNIT_DECIBEL_VOLT;
analog->mqflags |= SR_MQFLAG_AC | SR_MQFLAG_RMS;
analog->meaning->unit = SR_UNIT_DECIBEL_VOLT;
analog->meaning->mqflags |= SR_MQFLAG_AC | SR_MQFLAG_RMS;
} else if (!strcmp(tokens[1], "CEL") || !strcmp(tokens[1], "FAR")) {
if (!strcmp(tokens[2], "NORMAL")) {
analog->mq = SR_MQ_TEMPERATURE;
analog->meaning->mq = SR_MQ_TEMPERATURE;
if (tokens[1][0] == 'C')
analog->unit = SR_UNIT_CELSIUS;
analog->meaning->unit = SR_UNIT_CELSIUS;
else
analog->unit = SR_UNIT_FAHRENHEIT;
analog->meaning->unit = SR_UNIT_FAHRENHEIT;
}
} else if (!strcmp(tokens[1], "OHM")) {
if (!strcmp(tokens[3], "NONE")) {
analog->mq = SR_MQ_RESISTANCE;
analog->unit = SR_UNIT_OHM;
analog->meaning->mq = SR_MQ_RESISTANCE;
analog->meaning->unit = SR_UNIT_OHM;
if (!strcmp(tokens[2], "OL") || !strcmp(tokens[2], "OL_MINUS")) {
*analog->data = INFINITY;
*((float *)analog->data) = INFINITY;
} else if (strcmp(tokens[2], "NORMAL"))
analog->mq = -1;
analog->meaning->mq = 0;
} else if (!strcmp(tokens[3], "OPEN_CIRCUIT")) {
analog->mq = SR_MQ_CONTINUITY;
analog->unit = SR_UNIT_BOOLEAN;
*analog->data = 0.0;
analog->meaning->mq = SR_MQ_CONTINUITY;
analog->meaning->unit = SR_UNIT_BOOLEAN;
*((float *)analog->data) = 0.0;
} else if (!strcmp(tokens[3], "SHORT_CIRCUIT")) {
analog->mq = SR_MQ_CONTINUITY;
analog->unit = SR_UNIT_BOOLEAN;
*analog->data = 1.0;
analog->meaning->mq = SR_MQ_CONTINUITY;
analog->meaning->unit = SR_UNIT_BOOLEAN;
*((float *)analog->data) = 1.0;
}
} else if (!strcmp(tokens[1], "F")
&& !strcmp(tokens[2], "NORMAL")
&& !strcmp(tokens[3], "NONE")) {
analog->mq = SR_MQ_CAPACITANCE;
analog->unit = SR_UNIT_FARAD;
analog->meaning->mq = SR_MQ_CAPACITANCE;
analog->meaning->unit = SR_UNIT_FARAD;
} else if (!strcmp(tokens[1], "AAC") || !strcmp(tokens[1], "ADC")) {
analog->mq = SR_MQ_CURRENT;
analog->unit = SR_UNIT_AMPERE;
analog->meaning->mq = SR_MQ_CURRENT;
analog->meaning->unit = SR_UNIT_AMPERE;
if (!strcmp(tokens[2], "NORMAL")) {
if (tokens[1][1] == 'A') {
analog->mqflags |= SR_MQFLAG_AC;
analog->mqflags |= SR_MQFLAG_RMS;
analog->meaning->mqflags |= SR_MQFLAG_AC;
analog->meaning->mqflags |= SR_MQFLAG_RMS;
} else
analog->mqflags |= SR_MQFLAG_DC;
analog->meaning->mqflags |= SR_MQFLAG_DC;
} else if (!strcmp(tokens[2], "OL") || !strcmp(tokens[2], "OL_MINUS")) {
*analog->data = NAN;
*((float *)analog->data) = NAN;
} else
analog->mq = -1;
analog->meaning->mq = 0;
} if (!strcmp(tokens[1], "Hz") && !strcmp(tokens[2], "NORMAL")) {
analog->mq = SR_MQ_FREQUENCY;
analog->unit = SR_UNIT_HERTZ;
analog->meaning->mq = SR_MQ_FREQUENCY;
analog->meaning->unit = SR_UNIT_HERTZ;
} else if (!strcmp(tokens[1], "PCT") && !strcmp(tokens[2], "NORMAL")) {
analog->mq = SR_MQ_DUTY_CYCLE;
analog->unit = SR_UNIT_PERCENTAGE;
analog->meaning->mq = SR_MQ_DUTY_CYCLE;
analog->meaning->unit = SR_UNIT_PERCENTAGE;
} else if (!strcmp(tokens[1], "S") && !strcmp(tokens[2], "NORMAL")) {
analog->mq = SR_MQ_PULSE_WIDTH;
analog->unit = SR_UNIT_SECOND;
analog->meaning->mq = SR_MQ_PULSE_WIDTH;
analog->meaning->unit = SR_UNIT_SECOND;
} else if (!strcmp(tokens[1], "SIE") && !strcmp(tokens[2], "NORMAL")) {
analog->mq = SR_MQ_CONDUCTANCE;
analog->unit = SR_UNIT_SIEMENS;
analog->meaning->mq = SR_MQ_CONDUCTANCE;
analog->meaning->unit = SR_UNIT_SIEMENS;
}
if (analog->mq == -1) {
if (analog->meaning->mq == 0) {
/* Not a valid measurement. */
g_free(analog->data);
g_free(analog);
@ -299,8 +307,7 @@ static void handle_qm_19x_meta(const struct sr_dev_inst *sdi, char **tokens)
return;
meas_char = strtol(tokens[4], NULL, 10);
devc->mq = devc->unit = -1;
devc->mqflags = 0;
devc->mq = devc->unit = devc->mqflags = 0;
switch (meas_unit) {
case 1:
devc->mq = SR_MQ_VOLTAGE;
@ -344,7 +351,7 @@ static void handle_qm_19x_meta(const struct sr_dev_inst *sdi, char **tokens)
default:
sr_dbg("unknown unit: %d", meas_unit);
}
if (devc->mq == -1 && devc->unit == -1)
if (devc->mq == 0 && devc->unit == 0)
return;
/* If we got here, we know how to interpret the measurement. */
@ -362,7 +369,10 @@ static void handle_qm_19x_data(const struct sr_dev_inst *sdi, char **tokens)
{
struct dev_context *devc;
struct sr_datafeed_packet packet;
struct sr_datafeed_analog_old analog;
struct sr_datafeed_analog analog;
struct sr_analog_encoding encoding;
struct sr_analog_meaning meaning;
struct sr_analog_spec spec;
float fvalue;
if (!strcmp(tokens[0], "9.9E+37")) {
@ -378,7 +388,7 @@ static void handle_qm_19x_data(const struct sr_dev_inst *sdi, char **tokens)
}
devc = sdi->priv;
if (devc->mq == -1 || devc->unit == -1)
if (devc->mq == 0 || devc->unit == 0)
/* Don't have valid metadata yet. */
return;
@ -391,13 +401,14 @@ static void handle_qm_19x_data(const struct sr_dev_inst *sdi, char **tokens)
fvalue = 1.0;
}
analog.channels = sdi->channels;
sr_analog_init(&analog, &encoding, &meaning, &spec, 0);
analog.meaning->channels = sdi->channels;
analog.num_samples = 1;
analog.data = &fvalue;
analog.mq = devc->mq;
analog.unit = devc->unit;
analog.mqflags = 0;
packet.type = SR_DF_ANALOG_OLD;
analog.meaning->mq = devc->mq;
analog.meaning->unit = devc->unit;
analog.meaning->mqflags = 0;
packet.type = SR_DF_ANALOG;
packet.payload = &analog;
sr_session_send(sdi, &packet);
@ -409,7 +420,7 @@ static void handle_line(const struct sr_dev_inst *sdi)
struct dev_context *devc;
struct sr_serial_dev_inst *serial;
struct sr_datafeed_packet packet;
struct sr_datafeed_analog_old *analog;
struct sr_datafeed_analog *analog;
int num_tokens, n, i;
char cmd[16], **tokens;
@ -465,7 +476,7 @@ static void handle_line(const struct sr_dev_inst *sdi)
if (analog) {
/* Got a measurement. */
packet.type = SR_DF_ANALOG_OLD;
packet.type = SR_DF_ANALOG;
packet.payload = analog;
sr_session_send(sdi, &packet);
sr_sw_limits_update_samples_read(&devc->limits, 1);