/*
- * This file is part of the sigrok project.
+ * This file is part of the libsigrok project.
*
* Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
* Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
#include "libsigrok.h"
#include "libsigrok-internal.h"
-/* Message logging helpers with driver-specific prefix string. */
-#define DRIVER_LOG_DOMAIN "fs9721: "
-#define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args)
-#define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args)
+#define LOG_PREFIX "fs9721"
static int parse_digit(uint8_t b)
{
case 0x3f:
return 9;
default:
- sr_err("Invalid digit byte: 0x%02x.", b);
+ sr_dbg("Invalid digit byte: 0x%02x.", b);
return -1;
}
}
/* Check the synchronization nibbles, and make sure they all match. */
for (i = 0; i < FS9721_PACKET_SIZE; i++) {
if (((buf[i] >> 4) & 0x0f) != (i + 1)) {
- sr_err("Sync nibble in byte %d (0x%02x) is invalid.",
+ sr_dbg("Sync nibble in byte %d (0x%02x) is invalid.",
i, buf[i]);
return FALSE;
}
count += (info->is_kilo) ? 1 : 0;
count += (info->is_mega) ? 1 : 0;
if (count > 1) {
- sr_err("More than one multiplier detected in packet.");
+ sr_dbg("More than one multiplier detected in packet.");
return FALSE;
}
count += (info->is_volt) ? 1 : 0;
count += (info->is_percent) ? 1 : 0;
if (count > 1) {
- sr_err("More than one measurement type detected in packet.");
+ sr_dbg("More than one measurement type detected in packet.");
return FALSE;
}
/* Both AC and DC set? */
if (info->is_ac && info->is_dc) {
- sr_err("Both AC and DC flags detected in packet.");
+ sr_dbg("Both AC and DC flags detected in packet.");
return FALSE;
}
/* RS232 flag not set? */
if (!info->is_rs232) {
- sr_err("No RS232 flag detected in packet.");
+ sr_dbg("No RS232 flag detected in packet.");
return FALSE;
}
analog->mqflags |= SR_MQFLAG_DC;
if (info->is_auto)
analog->mqflags |= SR_MQFLAG_AUTORANGE;
+ if (info->is_diode)
+ analog->mqflags |= SR_MQFLAG_DIODE;
if (info->is_hold)
analog->mqflags |= SR_MQFLAG_HOLD;
if (info->is_rel)
sr_spew("User-defined LCD symbol 3 is active.");
}
-SR_PRIV gboolean sr_fs9721_is_packet_start(uint8_t b)
-{
- return (((b >> 4) & 0x0f) == 0x01);
-}
-
SR_PRIV gboolean sr_fs9721_packet_valid(const uint8_t *buf)
{
struct fs9721_info info;
/**
* Parse a protocol packet.
*
- * @param buf Buffer containing the 14-byte protocol packet.
+ * @param buf Buffer containing the 14-byte protocol packet. Must not be NULL.
* @param floatval Pointer to a float variable. That variable will contain the
- * result value upon parsing success.
+ * result value upon parsing success. Mut not be NULL.
* @param analog Pointer to a struct sr_datafeed_analog. The struct will be
* filled with data according to the protocol packet.
+ * Must not be NULL.
* @param info Pointer to a struct fs9721_info. The struct will be filled
- * with data according to the protocol packet.
+ * with data according to the protocol packet. Must not be NULL.
*
* @return SR_OK upon success, SR_ERR upon failure. Upon errors, the
* 'analog' variable contents are undefined and should not be used.
*/
SR_PRIV int sr_fs9721_parse(const uint8_t *buf, float *floatval,
- struct sr_datafeed_analog *analog,
- struct fs9721_info *info)
+ struct sr_datafeed_analog *analog, void *info)
{
int ret;
+ struct fs9721_info *info_local;
+
+ info_local = (struct fs9721_info *)info;
if ((ret = parse_value(buf, floatval)) != SR_OK) {
- sr_err("Error parsing value: %d.", ret);
+ sr_dbg("Error parsing value: %d.", ret);
return ret;
}
- parse_flags(buf, info);
- handle_flags(analog, floatval, info);
+ parse_flags(buf, info_local);
+ handle_flags(analog, floatval, info_local);
return SR_OK;
}
+
+SR_PRIV void sr_fs9721_00_temp_c(struct sr_datafeed_analog *analog, void *info)
+{
+ struct fs9721_info *info_local;
+
+ info_local = (struct fs9721_info *)info;
+
+ /* User-defined FS9721_LP3 flag 'c2c1_00' means temperature (C). */
+ if (info_local->is_c2c1_00) {
+ analog->mq = SR_MQ_TEMPERATURE;
+ analog->unit = SR_UNIT_CELSIUS;
+ }
+}
+
+SR_PRIV void sr_fs9721_01_temp_c(struct sr_datafeed_analog *analog, void *info)
+{
+ struct fs9721_info *info_local;
+
+ info_local = (struct fs9721_info *)info;
+
+ /* User-defined FS9721_LP3 flag 'c2c1_01' means temperature (C). */
+ if (info_local->is_c2c1_01) {
+ analog->mq = SR_MQ_TEMPERATURE;
+ analog->unit = SR_UNIT_CELSIUS;
+ }
+}
+
+SR_PRIV void sr_fs9721_10_temp_c(struct sr_datafeed_analog *analog, void *info)
+{
+ struct fs9721_info *info_local;
+
+ info_local = (struct fs9721_info *)info;
+
+ /* User-defined FS9721_LP3 flag 'c2c1_10' means temperature (C). */
+ if (info_local->is_c2c1_10) {
+ analog->mq = SR_MQ_TEMPERATURE;
+ analog->unit = SR_UNIT_CELSIUS;
+ }
+}
+
+SR_PRIV void sr_fs9721_01_10_temp_f_c(struct sr_datafeed_analog *analog, void *info)
+{
+ struct fs9721_info *info_local;
+
+ info_local = (struct fs9721_info *)info;
+
+ /* User-defined FS9721_LP3 flag 'c2c1_01' means temperature (F). */
+ if (info_local->is_c2c1_01) {
+ analog->mq = SR_MQ_TEMPERATURE;
+ analog->unit = SR_UNIT_FAHRENHEIT;
+ }
+
+ /* User-defined FS9721_LP3 flag 'c2c1_10' means temperature (C). */
+ if (info_local->is_c2c1_10) {
+ analog->mq = SR_MQ_TEMPERATURE;
+ analog->unit = SR_UNIT_CELSIUS;
+ }
+}
+
+SR_PRIV void sr_fs9721_max_c_min(struct sr_datafeed_analog *analog, void *info)
+{
+ struct fs9721_info *info_local;
+
+ info_local = (struct fs9721_info *)info;
+
+ /* User-defined FS9721_LP3 flag 'c2c1_00' means MAX. */
+ if (info_local->is_c2c1_00)
+ analog->mqflags |= SR_MQFLAG_MAX;
+
+ /* User-defined FS9721_LP3 flag 'c2c1_01' means temperature (C). */
+ if (info_local->is_c2c1_01) {
+ analog->mq = SR_MQ_TEMPERATURE;
+ analog->unit = SR_UNIT_CELSIUS;
+ }
+
+ /* User-defined FS9721_LP3 flag 'c2c1_11' means MIN. */
+ if (info_local->is_c2c1_11)
+ analog->mqflags |= SR_MQFLAG_MIN;
+
+}