* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-/** @file
- * Gossen Metrawatt Metrahit 1x/2x drivers
- * @internal
- */
-
#include <config.h>
#include <math.h>
#include <string.h>
#include "protocol.h"
-/* Internal Headers */
static guchar calc_chksum_14(guchar *dta);
static int chk_msg14(struct sr_dev_inst *sdi);
case 0x0d: /* 1101 µF (15S/16S only) */
devc->mq = SR_MQ_CAPACITANCE;
devc->unit = SR_UNIT_FARAD;
- if (ctmv == 0x0c)
- devc->scale1000 = -3;
- else
- devc->scale1000 = -2;
+ devc->scale1000 = (ctmv == 0x0c) ? -3 : -2;
break;
case 0x0e: /* mA, µA */
devc->scale1000 = -1; /* Fall through. */
if (rs & 0x04) /* Sign */
devc->scale = -devc->scale;
- if (devc->mq == SR_MQ_CURRENT) {
- if (rs & 0x08) /* Current is AC */
- devc->mqflags |= SR_MQFLAG_AC;
- else
- devc->mqflags |= SR_MQFLAG_DC;
- }
+ if (devc->mq == SR_MQ_CURRENT)
+ devc->mqflags |= (rs & 0x08) ? SR_MQFLAG_AC : SR_MQFLAG_DC;
switch (rs & 0x03) {
case 0:
devc->scale += range - 5;
break;
case SR_MQ_CURRENT:
- if (devc->scale1000 == -1)
- devc->scale += range - 5;
- else
- devc->scale += range - 4;
+ devc->scale += (devc->scale1000 == -1) ? range - 5 : range - 4;
break;
case SR_MQ_RESISTANCE:
devc->scale += range - 2;
range = rs & 0x07;
switch (devc->mq) {
case SR_MQ_VOLTAGE:
- if (devc->unit == SR_UNIT_DECIBEL_VOLT)
- devc->scale += -3;
- else
- devc->scale += range - 6;
+ devc->scale += (devc->unit == SR_UNIT_DECIBEL_VOLT) ? -3 : range - 6;
break;
case SR_MQ_CURRENT:
if (devc->scale1000 != -1) /* uA, mA */
dgt = bc(devc->buf[5 + cnt]);
if (dgt == 11) { /* Empty digit */
dgt = 0;
- }
- else if (dgt >= 12) { /* Overload */
+ } else if (dgt >= 12) { /* Overload */
devc->value = NAN;
devc->scale = 0;
break;
devc->value += pow(10.0, cnt) * dgt;
}
sr_spew("process_msg_inf_10() value=%f scale=%d scalet=%d",
- devc->value, devc->scale, devc->scale1000);
+ devc->value, devc->scale, devc->scale1000);
if (devc->value != NAN)
devc->value *= pow(10, devc->scale) * pow(1000.0, devc->scale1000);
send_value(sdi);
}
-/** Dump contents of 14-byte message.
- * @param buf Pointer to array of 14 data bytes.
- * @param[in] raw Write only data bytes, no interpretation.
+/**
+ * Dump contents of 14-byte message.
+ *
+ * @param buf Pointer to array of 14 data bytes.
+ * @param[in] raw Write only data bytes, no interpretation.
*/
static void dump_msg14(guchar *buf, gboolean raw)
{
buf[12], buf[13]);
}
-/** Calc checksum for 14 byte message type.
+/**
+ * Calc checksum for 14 byte message type.
*
- * @param[in] dta Pointer to array of 13 data bytes.
- * @return Checksum.
+ * @param[in] dta Pointer to array of 13 data bytes.
+ * @return Checksum.
*/
static guchar calc_chksum_14(guchar *dta)
{
struct dev_context *devc;
int retc;
gboolean isreq; /* Message is request to multimeter (otherwise response) */
- uint8_t addr; /* Adaptor address */
+ uint8_t addr; /* Adaptor address */
retc = SR_OK;
sr_err("Device: Unknown error code!");
}
retc = SR_ERR_ARG;
- }
- else if (!isreq && ((devc->buf[1] != 0x27) || (devc->buf[2] != 0x3f))) {
+ } else if (!isreq && ((devc->buf[1] != 0x27) || (devc->buf[2] != 0x3f))) {
sr_err("process_msg_14(): byte 1/2 unexpected!");
retc = SR_ERR_ARG;
}
sr_spew("Measurement Function: %d ", (int)devc->buf[7]);
decode_ctmv_2x(devc->buf[7], devc);
sr_spew("Range: 0x%x", devc->buf[8]);
- decode_rs_2x_TR2(devc->buf[8] & 0x0f, devc); /* Docs wrong, uses conversion table TR_2! */
+ decode_rs_2x_TR2(devc->buf[8] & 0x0f, devc); /* Docs wrong, uses conversion table TR_2! */
devc->autorng = (devc->buf[8] & 0x20) == 0;
// TODO 9, 10: 29S special functions
devc->ubatt = 0.1 * (float)devc->buf[11];
sr_spew("Internal version %d.%d", (int)devc->buf[5], (int)devc->buf[4]);
sr_spew("Comm mode: 0x%x", (int)devc->buf[6]);
sr_spew("Block cnt%%64: %d", (int)devc->buf[7]);
- sr_spew("drpCi: %d drpCh: %d", (int)devc->buf[8], (int)devc->buf[9]);
+ sr_spew("drpCi: %d drpCh: %d", (int)devc->buf[8], (int)devc->buf[9]);
// Semantics undocumented. Possibly Metrahit 29S dropouts stuff?
break;
default:
devc->value = NAN;
devc->scale = 0;
break;
- }
- else if (dgt == 13) { /* FUSE */
+ } else if (dgt == 13) { /* FUSE */
sr_err("FUSE!");
- }
- else if (dgt == 14) { /* Function recognition mode, OPEN */
+ } else if (dgt == 14) { /* Function recognition mode, OPEN */
sr_info("Function recognition mode, OPEN!");
devc->value = NAN;
devc->scale = 0;
process_msg_inf_10(sdi);
devc->buflen = 0;
continue;
- }
- else if ((devc->buflen >= 5) &&
+ } else if ((devc->buflen >= 5) &&
(devc->buf[devc->buflen - 1] &
MSGID_MASK) != MSGID_DATA) {
/*
* 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 (sr_sw_limits_check(&devc->limits))
- sdi->driver->dev_acquisition_stop(sdi);
+ sr_dev_acquisition_stop(sdi);
return TRUE;
}
}
if (sr_sw_limits_check(&devc->limits))
- sdi->driver->dev_acquisition_stop(sdi);
+ sr_dev_acquisition_stop(sdi);
/* Request next data set, if required */
if (sdi->status == SR_ST_ACTIVE) {
if (devc->cmd_seq % 10 == 0) {
if (req_stat14(sdi, FALSE) != SR_OK)
return FALSE;
- }
- else if (req_meas14(sdi) != SR_OK)
+ } else if (req_meas14(sdi) != SR_OK)
return FALSE;
}
}
return TRUE;
}
-/** Create 14 (42) byte command for Metrahit 2x multimeter in bidir mode.
+/**
+ * Create 14 (42) byte command for Metrahit 2x multimeter in bidir mode.
*
- * Actually creates 42 bytes due to the encoding method used.
- * @param[in] addr Device address (0=adapter, 1..15 multimeter; for byte 0).
- * @param[in] func Function code (byte 3).
- * @param[in] params Further parameters (9 bytes)
- * @param[out] buf Buffer to create msg in (42 bytes).
+ * Actually creates 42 bytes due to the encoding method used.
+ *
+ * @param[in] addr Device address (0=adapter, 1..15 multimeter; for byte 0).
+ * @param[in] func Function code (byte 3).
+ * @param[in] params Further parameters (9 bytes)
+ * @param[out] buf Buffer to create msg in (42 bytes).
*/
static void create_cmd_14(guchar addr, guchar func, guchar *params, guchar *buf)
{
}
}
-/** Request one measurement from 2x multimeter (msg 8).
- *
- */
+/** Request one measurement from 2x multimeter (msg 8). */
int req_meas14(const struct sr_dev_inst *sdi)
{
struct dev_context *devc;
return SR_OK;
}
-/** Request status from 2x multimeter (msg 3).
- * @param[in] power_on Try to power on powered off multimeter by sending additional messages.
+/**
+ * Request status from 2x multimeter (msg 3).
+ *
+ * @param[in] power_on Try to power on powered off multimeter by sending
+ * additional messages.
*/
int req_stat14(const struct sr_dev_inst *sdi, gboolean power_on)
{
return SR_OK;
}
-/** Decode model in "send mode".
+/**
+ * Decode model in "send mode".
*
* @param[in] mcode Model code.
* @return Model code.
}
}
-/** Convert GMC model code in bidirectional mode to sigrok-internal one.
+/**
+ * Convert GMC model code in bidirectional mode to sigrok-internal one.
*
- * @param[in] mcode Model code.
+ * @param[in] mcode Model code.
*
- * @return Model code.
+ * @return Model code.
*/
SR_PRIV int gmc_decode_model_bd(uint8_t mcode)
{
switch (mcode & 0x1f) {
case 2:
- if (mcode & 0x20)
- return METRAHIT_22M;
- else
- return METRAHIT_22S;
+ return (mcode & 0x20) ? METRAHIT_22M : METRAHIT_22S;
case 3:
return METRAHIT_23S;
case 4:
case 5:
return METRAHIT_25S;
case 1:
- if (mcode & 0x20)
- return METRAHIT_26M;
- else
- return METRAHIT_26S;
+ return (mcode & 0x20) ? METRAHIT_26M : METRAHIT_26S;
case 12:
return METRAHIT_28S;
case 14:
}
}
-/** Convert sigrok-internal model code to string.
+/**
+ * Convert sigrok-internal model code to string.
*
- * @param[in] mcode Model code.
+ * @param[in] mcode Model code.
*
- * @return Model code string.
+ * @return Model code string.
*/
SR_PRIV const char *gmc_model_str(enum model mcode)
{
(void)cg;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
devc = sdi->priv;
switch (key) {
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