#include <math.h>
#include <string.h>
-
#include "protocol.h"
/** Set or clear flags in devc->mqflags. */
devc->mqflags &= ~flags;
}
-/** Decode current type and measured value, Metrahit 12-16.
- */
-static void decode_ctmv_16(guchar ctmv, struct dev_context *devc)
+/** Decode current type and measured value, Metrahit 12-16. */
+static void decode_ctmv_16(uint8_t ctmv, struct dev_context *devc)
{
devc->mq = 0;
devc->unit = 0;
devc->mqflags |= SR_MQFLAG_AC;
if (devc->model >= SR_METRAHIT_16S)
devc->mqflags |= SR_MQFLAG_RMS;
- }
+ }
break;
case 0x05: /* 0101 Hz (15S/16S only) */
case 0x06: /* 0110 kHz (15S/16S only) */
}
}
-/** Decode range/sign/acdc byte special chars (Metrahit 12-16).
- * \param[in] spc Special characters 1 and 2 (s1 | (s2<<4)).
+/**
+ * Decode range/sign/acdc byte special chars (Metrahit 12-16).
+ *
+ * @param[in] spc Special characters 1 and 2 (s1 | (s2 << 4)).
*/
-static void decode_rs_16(guchar rs, struct dev_context *devc)
+static void decode_rs_16(uint8_t rs, struct dev_context *devc)
{
sr_spew("decode_rs_16(%d) scale = %f", rs, devc->scale);
switch (rs & 0x03) {
case 0:
- if (devc->mq == SR_MQ_VOLTAGE) /* V */
+ if (devc->mq == SR_MQ_VOLTAGE) /* V */
devc->scale *= 0.1;
else if (devc->mq == SR_MQ_CURRENT) /* 000.0 µA */
devc->scale *= 0.0000001; /* Untested! */
devc->mq = SR_MQ_TEMPERATURE;
devc->unit = SR_UNIT_CELSIUS;
devc->scale *= 0.01;
- }
- else if ((devc->scale1000 == 2)) {
+ } else if ((devc->scale1000 == 2)) {
/* 16I Iso 500/1000V 3 GOhm */
devc->scale *= 0.1;
}
}
}
-/** Decode special chars, Metrahit 12-16.
- * \param[in] spc Special characters 1 and 2 (s1 | (s2<<4)).
+/**
+ * Decode special chars, Metrahit 12-16.
+ *
+ * @param[in] spc Special characters 1 and 2 (s1 | (s2 << 4)).
*/
-static void decode_spc_16(guchar spc, struct dev_context *devc)
+static void decode_spc_16(uint8_t spc, struct dev_context *devc)
{
/* xxxx1xxx ON */
/* TODO: What does that mean? Power on? The 16I sets this. */
setmqf(devc, SR_MQFLAG_MAX, spc & 0x10);
}
-/** Decode current type and measured value, Metrahit 18.
- */
-static void decode_ctmv_18(guchar ctmv, struct dev_context *devc)
+/** Decode current type and measured value, Metrahit 18. */
+static void decode_ctmv_18(uint8_t ctmv, struct dev_context *devc)
{
devc->mq = 0;
devc->unit = 0;
devc->mq = SR_MQ_RESISTANCE;
devc->unit = SR_UNIT_OHM;
break;
- case 0x05: /* 0101 Diode/Diode with buzzer*/
+ case 0x05: /* 0101 Diode/Diode with buzzer */
devc->mq = SR_MQ_VOLTAGE;
devc->unit = SR_UNIT_VOLT;
devc->mqflags |= SR_MQFLAG_DIODE;
}
}
-/** Decode range/sign/acdc byte special chars, Metrahit 18.
- * \param[in] rs Rance/sign byte
+/**
+ * Decode range/sign/acdc byte special chars, Metrahit 18.
+ *
+ * @param[in] rs Rance/sign byte.
*/
-static void decode_rs_18(guchar rs, struct dev_context *devc)
+static void decode_rs_18(uint8_t rs, struct dev_context *devc)
{
int range;
case SR_MQ_VOLTAGE:
if (devc->unit == SR_UNIT_DECIBEL_VOLT) {
devc->scale *= pow(10.0, -2);
- /* When entering relative mode, the device switches
+ /*
+ * When entering relative mode, the device switches
* from 10 byte to 6 byte msg format. Unfortunately
* it switches back to 10 byte when the second value
* is measured, so that's not sufficient to
}
}
-/** Decode special chars, Metrahit 18.
- * \param[in] spc Special characters 1 and 2 (s1 | (s2<<4)).
+/**
+ * Decode special chars, Metrahit 18.
+ *
+ * @param[in] spc Special characters 1 and 2 (s1 | (s2 << 4)).
*/
-static void decode_spc_18(guchar spc, struct dev_context *devc)
+static void decode_spc_18(uint8_t spc, struct dev_context *devc)
{
/* xxxx1xxx ZERO */
/* xxxxx1xx BEEP */
if (devc->mq == SR_MQ_TIME) {
/* xxx1xxxx Clock running: 1; stop: 0 */
sr_spew("Clock running: %d", spc >> 4);
- }
- else {
+ } else {
/* 1xxxxxxx MAN */
setmqf(devc, SR_MQFLAG_AUTORANGE, !(spc & 0x80));
}
}
-/** Decode current type and measured value, Metrahit 2x.
- * \param[in] ctmv Current type and measured value (v1 | (v2<<4)).
+/**
+ * Decode current type and measured value, Metrahit 2x.
+ *
+ * @param[in] ctmv Current type and measured value (v1 | (v2 << 4)).
*/
-static void decode_ctmv_2x(guchar ctmv, struct dev_context *devc)
+static void decode_ctmv_2x(uint8_t ctmv, struct dev_context *devc)
{
if ((ctmv > 0x1c) || (!devc)) {
- sr_err("decode_ct_mv_2x(%d): invalid param(s)!", ctmv);
+ sr_err("decode_ctmv_2x(%d): invalid param(s)!", ctmv);
return;
}
devc->mq = SR_MQ_VOLTAGE;
devc->mqflags |= SR_MQFLAG_DIODE;
devc->scale *= 0.1;
- }
- else {
+ } else {
devc->mq = SR_MQ_CONTINUITY;
devc->scale *= 0.00001;
}
break;
default:
sr_err("decode_ctmv_2x(%d, ...): Unknown ctmv!");
+ break;
}
}
-/** Decode range/sign/acdc byte special chars, Metrahit 2x.
- * \param[in] rs Rance/sign byte
+/**
+ * Decode range/sign/acdc byte special chars, Metrahit 2x.
+ *
+ * @param[in] rs Rance/sign byte.
*/
-static void decode_rs_2x(guchar rs, struct dev_context *devc)
+static void decode_rs_2x(uint8_t rs, struct dev_context *devc)
{
- int range;
+ int range;
/* Sign */
if (((devc->scale > 0) && (rs & 0x08)) ||
range = rs & 0x07;
switch (devc->mq) {
case SR_MQ_VOLTAGE:
- if (devc->unit == SR_UNIT_DECIBEL_VOLT) {
+ if (devc->unit == SR_UNIT_DECIBEL_VOLT)
devc->scale *= pow(10.0, -3);
- }
else if (devc->vmains_29S)
devc->scale *= pow(10.0, range - 2);
else if(devc->mqflags & SR_MQFLAG_AC)
devc->scale *= pow(10.0, range - 3);
break;
case SR_MQ_TEMPERATURE:
- if (range == 4) { /* Indicator for °F */
+ if (range == 4) /* Indicator for °F */
devc->unit = SR_UNIT_FAHRENHEIT;
- }
-
devc->scale *= pow(10.0, - 2);
break;
case SR_MQ_CAPACITANCE:
}
}
-/** Decode special chars (Metrahit 2x).
- * \param[in] spc Special characters 1 and 2 (s1 | (s2<<4)).
+/**
+ * Decode special chars (Metrahit 2x).
+ *
+ * @param[in] spc Special characters 1 and 2 (s1 | (s2 << 4)).
*/
-static void decode_spc_2x(guchar spc, struct dev_context *devc)
+static void decode_spc_2x(uint8_t spc, struct dev_context *devc)
{
/* xxxxxxx1 Fuse */
{
struct dev_context *devc;
int cnt;
- guchar dgt;
+ uint8_t dgt;
devc = sdi->priv;
clean_rs_v(devc);
/* Byte 0, range and sign */
- if (devc->model <= SR_METRAHIT_16X) {
+ if (devc->model <= SR_METRAHIT_16X)
decode_rs_16(bc(devc->buf[0]), devc);
- }
- else if (devc->model < SR_METRAHIT_2X){
+ else if (devc->model < SR_METRAHIT_2X)
decode_rs_18(bc(devc->buf[0]), devc);
- } else {
+ else
decode_rs_2x(bc(devc->buf[0]), devc);
- }
/* Bytes 1-5, digits (ls first). */
for (cnt = 0; cnt < 5; cnt++) {
decode_ctmv_16(bc(devc->buf[1]), devc);
decode_spc_16(bc(devc->buf[2]) | (bc(devc->buf[3]) << 4), devc);
decode_rs_16(bc(devc->buf[4]), devc);
- }
- else if (devc->model <= SR_METRAHIT_18S) {
+ } else if (devc->model <= SR_METRAHIT_18S) {
decode_ctmv_18(bc(devc->buf[1]), devc);
decode_spc_18(bc(devc->buf[2]) | (bc(devc->buf[3]) << 4), devc);
decode_rs_18(bc(devc->buf[4]), devc);
- }
- else { /* Must be Metrahit 2x */
+ } else { /* Must be Metrahit 2x */
decode_ctmv_2x(bc(devc->buf[1]), devc);
decode_spc_2x(bc(devc->buf[2]) | (bc(devc->buf[3]) << 4), devc);
decode_rs_2x(bc(devc->buf[4]), devc);
{
struct dev_context *devc;
int cnt;
- guchar dgt;
+ uint8_t dgt;
devc = sdi->priv;
}
/** Decode send interval (Metrahit 2x only). */
-static const char* decode_send_interval(guchar si)
+static const char *decode_send_interval(uint8_t si)
{
switch (si) {
- case 0x00: return "0.05";
- case 0x01: return "0.1";
- case 0x02: return "0.2";
- case 0x03: return "0.5";
- case 0x04: return "00:01";
- case 0x05: return "00:02";
- case 0x06: return "00:05";
- case 0x07: return "00:10";
- case 0x08: return "00:20";
- case 0x09: return "00:30";
- case 0x0a: return "01:00";
- case 0x0b: return "02:00";
- case 0x0c: return "05:00";
- case 0x0d: return "10:00";
- case 0x0e: return "----";
- case 0x0f: return "data";
- default: return "Unknown value";
+ case 0x00:
+ return "0.05";
+ case 0x01:
+ return "0.1";
+ case 0x02:
+ return "0.2";
+ case 0x03:
+ return "0.5";
+ case 0x04:
+ return "00:01";
+ case 0x05:
+ return "00:02";
+ case 0x06:
+ return "00:05";
+ case 0x07:
+ return "00:10";
+ case 0x08:
+ return "00:20";
+ case 0x09:
+ return "00:30";
+ case 0x0a:
+ return "01:00";
+ case 0x0b:
+ return "02:00";
+ case 0x0c:
+ return "05:00";
+ case 0x0d:
+ return "10:00";
+ case 0x0e:
+ return "----";
+ case 0x0f:
+ return "data";
+ default:
+ return "Unknown value";
}
}
struct dev_context *devc;
enum model model;
int cnt;
- guchar dgt;
+ uint8_t dgt;
devc = sdi->priv;
send_value(sdi);
}
-
SR_PRIV int gmc_mh_1x_2x_receive_data(int fd, int revents, void *cb_data)
{
struct sr_dev_inst *sdi;
struct dev_context *devc;
struct sr_serial_dev_inst *serial;
- unsigned char buf, msgt;
+ uint8_t buf, msgt;
int len;
+ gdouble elapsed_s;
(void)fd;
sr_spew("read 0x%02x/%d/%d", buf, buf, buf & MSGC_MASK);
devc->buflen += len;
if (!devc->settings_ok) {
- /* If no device type/settings record processed
- * yet, wait for one. */
+ /*
+ * If no device type/settings record processed
+ * yet, wait for one.
+ */
if ((devc->buf[0] & MSGID_MASK) != MSGID_INF) {
devc->buflen = 0;
continue;
process_msg_inf_13(sdi);
devc->buflen = 0;
continue;
- }
- else if ((devc->buflen == 10) &&
+ } else if ((devc->buflen == 10) &&
(devc->model <= SR_METRAHIT_18S)) {
process_msg_inf_10(sdi);
devc->buflen = 0;
continue;
}
else if ((devc->buflen >= 5) &&
- (devc->buf[devc->buflen-1] &
+ (devc->buf[devc->buflen - 1] &
MSGID_MASK) != MSGID_DATA) {
- /* Char just received is beginning
- * of next message */
+ /*
+ * Char just received is beginning
+ * of next message.
+ */
process_msg_inf_5(sdi);
- devc->buf[0] =devc->buf[devc->buflen-1];
+ devc->buf[0] =
+ devc->buf[devc->buflen - 1];
devc->buflen = 1;
continue;
}
}
/* If number of samples or time limit reached, stop aquisition. */
- if (devc->limit_samples && (devc->num_samples >= devc->limit_samples)) {
+ if (devc->limit_samples && (devc->num_samples >= devc->limit_samples))
sdi->driver->dev_acquisition_stop(sdi, cb_data);
- }
if (devc->limit_msec) {
- gdouble elapsed_s = g_timer_elapsed(devc->elapsed_msec, NULL);
- if ((elapsed_s * 1000) >= devc->limit_msec) {
+ elapsed_s = g_timer_elapsed(devc->elapsed_msec, NULL);
+ if ((elapsed_s * 1000) >= devc->limit_msec)
sdi->driver->dev_acquisition_stop(sdi, cb_data);
- }
}
return TRUE;
}
-
-/** Decode model in "send mode" */
-SR_PRIV int sr_gmc_decode_model_sm(guchar mcode)
+/** Decode model in "send mode". */
+SR_PRIV int sr_gmc_decode_model_sm(uint8_t mcode)
{
if (mcode > 0xf) {
sr_err("decode_model(%d): Model code 0..15 expected!", mcode);
}
switch(mcode) {
- case 0x04: /* 0100b */
+ case 0x04: /* 0100b */
return SR_METRAHIT_12S;
- case 0x08: /* 1000b */
+ case 0x08: /* 1000b */
return SR_METRAHIT_13S14A;
- case 0x09: /* 1001b */
+ case 0x09: /* 1001b */
return SR_METRAHIT_14S;
- case 0x0A: /* 1010b */
+ case 0x0A: /* 1010b */
return SR_METRAHIT_15S;
- case 0x0B: /* 1011b */
+ case 0x0B: /* 1011b */
return SR_METRAHIT_16S;
- case 0x06: /* 0110b (undocumented by GMC!) */
+ case 0x06: /* 0110b (undocumented by GMC!) */
return SR_METRAHIT_16I;
- case 0x0D: /* 1101b */
+ case 0x0D: /* 1101b */
return SR_METRAHIT_18S;
- case 0x02: /* 0010b */
+ case 0x02: /* 0010b */
return SR_METRAHIT_22SM;
- case 0x03: /* 0011b */
+ case 0x03: /* 0011b */
return SR_METRAHIT_23S;
- case 0x0f: /* 1111b */
+ case 0x0f: /* 1111b */
return SR_METRAHIT_24S;
- case 0x05: /* 0101b */
+ case 0x05: /* 0101b */
return SR_METRAHIT_25SM;
- case 0x01: /* 0001b */
+ case 0x01: /* 0001b */
return SR_METRAHIT_26S;
- case 0x0c: /* 1100b */
+ case 0x0c: /* 1100b */
return SR_METRAHIT_28S;
- case 0x0e: /* 1110b */
+ case 0x0e: /* 1110b */
return SR_METRAHIT_29S;
default:
sr_err("Unknown model code %d!", mcode);
}
}
-/** Decode model in bidirectional mode.
- \param[in] mcode Model code.
-
- \return Model code
-*/
-SR_PRIV int sr_gmc_decode_model_bidi(guchar mcode)
+/**
+ * Decode model in bidirectional mode.
+ *
+ * @param[in] mcode Model code.
+ *
+ * @return Model code.
+ */
+SR_PRIV int sr_gmc_decode_model_bidi(uint8_t mcode)
{
- switch(mcode) {
- case 2: return SR_METRAHIT_22SM;
- case 3: return SR_METRAHIT_23S;
- case 4: return SR_METRAHIT_24S;
- case 5: return SR_METRAHIT_25SM;
- case 1: return SR_METRAHIT_26S;
- case 12: return SR_METRAHIT_28S;
- case 14: return SR_METRAHIT_29S;
+ switch (mcode) {
+ case 2:
+ return SR_METRAHIT_22SM;
+ case 3:
+ return SR_METRAHIT_23S;
+ case 4:
+ return SR_METRAHIT_24S;
+ case 5:
+ return SR_METRAHIT_25SM;
+ case 1:
+ return SR_METRAHIT_26S;
+ case 12:
+ return SR_METRAHIT_28S;
+ case 14:
+ return SR_METRAHIT_29S;
default:
sr_err("Unknown model code %d!", mcode);
return SR_METRAHIT_NONE;
}
}
-SR_PRIV const char* sr_gmc_model_str(enum model mcode)
+SR_PRIV const char *sr_gmc_model_str(enum model mcode)
{
switch (mcode) {
case SR_METRAHIT_NONE:
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