]> sigrok.org Git - libsigrok.git/blobdiff - src/hardware/rdtech-dps/api.c
output/csv: use intermediate time_t var, silence compiler warning
[libsigrok.git] / src / hardware / rdtech-dps / api.c
index 568ba575f4c5b6701a841b16732388f6425ea301..c55b589655cd579c2e40ca578082f439be6acaac 100644 (file)
@@ -19,9 +19,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <config.h>
+#include "config.h"
 
-#include <math.h>
 #include <string.h>
 
 #include "protocol.h"
@@ -52,18 +51,95 @@ static const uint32_t devopts[] = {
        SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
 };
 
-/* Model ID, model name, max current/voltage/power, current/voltage digits. */
+static const uint32_t devopts_w_range[] = {
+       SR_CONF_CONTINUOUS,
+       SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
+       SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
+       SR_CONF_VOLTAGE | SR_CONF_GET,
+       SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+       SR_CONF_CURRENT | SR_CONF_GET,
+       SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+       SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
+       SR_CONF_REGULATION | SR_CONF_GET,
+       SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE | SR_CONF_GET,
+       SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
+       SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE | SR_CONF_GET,
+       SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD | SR_CONF_GET | SR_CONF_SET,
+       SR_CONF_RANGE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+};
+
+/* Range name, max current/voltage/power, current/voltage digits. */
+static const struct rdtech_dps_range ranges_dps3005[] = {
+       {  "5A",  5, 30,  160, 3, 2 }
+};
+
+static const struct rdtech_dps_range ranges_dps5005[] = {
+       {  "5A",  5, 50,  250, 3, 2 }
+};
+
+static const struct rdtech_dps_range ranges_dps5015[] = {
+       { "15A", 15, 50,  750, 2, 2 }
+};
+
+static const struct rdtech_dps_range ranges_dps5020[] = {
+       { "20A", 20, 50, 1000, 2, 2 }
+};
+
+static const struct rdtech_dps_range ranges_dps8005[] = {
+       {  "5A",  5, 80,  408, 3, 2 }
+};
+
+static const struct rdtech_dps_range ranges_rd6006[] = {
+       {  "6A",  6, 60,  360, 3, 2 }
+};
+
+static const struct rdtech_dps_range ranges_rd6006p[] = {
+       {  "6A",  6, 60,  360, 4, 3 }
+};
+
+static const struct rdtech_dps_range ranges_rd6012[] = {
+       { "12A", 12, 60,  720, 2, 2 }
+};
+
+/*
+ * RD6012P supports multiple current ranges with differing resolution.
+ * Up to 6A with 4 digits (when RTU reg 20 == 0), up to 12A with 3 digits
+ * (when RTU reg 20 == 1).
+ */
+static const struct rdtech_dps_range ranges_rd6012p[] = {
+       {  "6A",  6, 60,  360, 4, 3 },
+       { "12A", 12, 60,  720, 3, 3 }
+};
+
+static const struct rdtech_dps_range ranges_rd6018[] = {
+       { "18A", 18, 60, 1080, 2, 2 }
+};
+
+static const struct rdtech_dps_range ranges_rd6024[] = {
+       { "24A", 24, 60, 1440, 2, 2 }
+};
+
+/* Model ID, model name, model dependent ranges. */
 static const struct rdtech_dps_model supported_models[] = {
-       { MODEL_DPS, 3005, "DPS3005",  5, 30,  160, 3, 2 },
-       { MODEL_DPS, 5005, "DPS5005",  5, 50,  250, 3, 2 },
-       { MODEL_DPS, 5205, "DPH5005",  5, 50,  250, 3, 2 },
-       { MODEL_DPS, 5015, "DPS5015", 15, 50,  750, 2, 2 },
-       { MODEL_DPS, 5020, "DPS5020", 20, 50, 1000, 2, 2 },
-       { MODEL_DPS, 8005, "DPS8005",  5, 80,  408, 3, 2 },
-       /* All RD specs taken from the 2020.12.2 instruction manual. */
-       { MODEL_RD , 6006, "RD6006" ,  6, 60,  360, 3, 2 },
-       { MODEL_RD , 6012, "RD6012" , 12, 60,  720, 2, 2 },
-       { MODEL_RD , 6018, "RD6018" , 18, 60, 1080, 2, 2 },
+       { MODEL_DPS, 3005, "DPS3005", ARRAY_AND_SIZE(ranges_dps3005), },
+       { MODEL_DPS, 5005, "DPS5005", ARRAY_AND_SIZE(ranges_dps5005), },
+       { MODEL_DPS, 5205, "DPH5005", ARRAY_AND_SIZE(ranges_dps5005), },
+       { MODEL_DPS, 5015, "DPS5015", ARRAY_AND_SIZE(ranges_dps5015), },
+       { MODEL_DPS, 5020, "DPS5020", ARRAY_AND_SIZE(ranges_dps5020), },
+       { MODEL_DPS, 8005, "DPS8005", ARRAY_AND_SIZE(ranges_dps8005), },
+       /*
+        * Specs for models RD60nn taken from the 2020.12.2 instruction manual,
+        * specs for RD6006P from the 2021.2.26 (english) manual,
+        * specs for RD6012P from the 2021.10.26 (english) manual,
+        * and specs for RD6024P from the 2021.1.7 (english) manual.
+        */
+       { MODEL_RD, 60061, "RD6006" , ARRAY_AND_SIZE(ranges_rd6006),  },
+       { MODEL_RD, 60062, "RD6006" , ARRAY_AND_SIZE(ranges_rd6006),  },
+       { MODEL_RD, 60065, "RD6006P", ARRAY_AND_SIZE(ranges_rd6006p), },
+       { MODEL_RD, 60121, "RD6012" , ARRAY_AND_SIZE(ranges_rd6012),  },
+       { MODEL_RD, 60125, "RD6012P", ARRAY_AND_SIZE(ranges_rd6012p), },
+       { MODEL_RD, 60181, "RD6018" , ARRAY_AND_SIZE(ranges_rd6018),  },
+       { MODEL_RD, 60241, "RD6024" , ARRAY_AND_SIZE(ranges_rd6024),  },
 };
 
 static struct sr_dev_driver rdtech_dps_driver_info;
@@ -137,12 +213,12 @@ static struct sr_dev_inst *probe_device(struct sr_modbus_dev_inst *modbus,
        sr_channel_new(sdi, 2, SR_CHANNEL_ANALOG, TRUE, "P");
 
        devc = g_malloc0(sizeof(*devc));
+       sdi->priv = devc;
        sr_sw_limits_init(&devc->limits);
        devc->model = model;
-       devc->current_multiplier = pow(10.0, model->current_digits);
-       devc->voltage_multiplier = pow(10.0, model->voltage_digits);
-
-       sdi->priv = devc;
+       ret = rdtech_dps_update_range(sdi);
+       if (ret != SR_OK)
+               return NULL;
 
        return sdi;
 }
@@ -266,7 +342,7 @@ static int config_get(uint32_t key, GVariant **data,
        struct dev_context *devc;
        struct rdtech_dps_state state;
        int ret;
-       const char *cc_text;
+       const char *cc_text, *range_text;
 
        (void)cg;
 
@@ -279,7 +355,7 @@ static int config_get(uint32_t key, GVariant **data,
                ret = sr_sw_limits_config_get(&devc->limits, key, data);
                break;
        case SR_CONF_ENABLED:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_OUTPUT_ENABLED))
@@ -287,7 +363,7 @@ static int config_get(uint32_t key, GVariant **data,
                *data = g_variant_new_boolean(state.output_enabled);
                break;
        case SR_CONF_REGULATION:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_REGULATION_CC))
@@ -296,7 +372,7 @@ static int config_get(uint32_t key, GVariant **data,
                *data = g_variant_new_string(cc_text);
                break;
        case SR_CONF_VOLTAGE:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_VOLTAGE))
@@ -304,7 +380,7 @@ static int config_get(uint32_t key, GVariant **data,
                *data = g_variant_new_double(state.voltage);
                break;
        case SR_CONF_VOLTAGE_TARGET:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_VOLTAGE_TARGET))
@@ -312,7 +388,7 @@ static int config_get(uint32_t key, GVariant **data,
                *data = g_variant_new_double(state.voltage_target);
                break;
        case SR_CONF_CURRENT:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_CURRENT))
@@ -320,7 +396,7 @@ static int config_get(uint32_t key, GVariant **data,
                *data = g_variant_new_double(state.current);
                break;
        case SR_CONF_CURRENT_LIMIT:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_CURRENT_LIMIT))
@@ -328,7 +404,7 @@ static int config_get(uint32_t key, GVariant **data,
                *data = g_variant_new_double(state.current_limit);
                break;
        case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_PROTECT_ENABLED))
@@ -336,7 +412,7 @@ static int config_get(uint32_t key, GVariant **data,
                *data = g_variant_new_boolean(state.protect_enabled);
                break;
        case SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_PROTECT_OVP))
@@ -344,7 +420,7 @@ static int config_get(uint32_t key, GVariant **data,
                *data = g_variant_new_boolean(state.protect_ovp);
                break;
        case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_OUTPUT_ENABLED))
@@ -352,7 +428,7 @@ static int config_get(uint32_t key, GVariant **data,
                *data = g_variant_new_double(state.ovp_threshold);
                break;
        case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_PROTECT_ENABLED))
@@ -360,7 +436,7 @@ static int config_get(uint32_t key, GVariant **data,
                *data = g_variant_new_boolean(state.protect_enabled);
                break;
        case SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_PROTECT_OCP))
@@ -368,13 +444,22 @@ static int config_get(uint32_t key, GVariant **data,
                *data = g_variant_new_boolean(state.protect_ocp);
                break;
        case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
-               ret = rdtech_dps_get_state(sdi, &state);
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
                if (ret != SR_OK)
                        return ret;
                if (!(state.mask & STATE_OCP_THRESHOLD))
                        return SR_ERR_DATA;
                *data = g_variant_new_double(state.ocp_threshold);
                break;
+       case SR_CONF_RANGE:
+               ret = rdtech_dps_get_state(sdi, &state, ST_CTX_CONFIG);
+               if (ret != SR_OK)
+                       return ret;
+               if (!(state.mask & STATE_RANGE))
+                       return SR_ERR_DATA;
+               range_text = devc->model->ranges[state.range].range_str;
+               *data = g_variant_new_string(range_text);
+               break;
        default:
                return SR_ERR_NA;
        }
@@ -387,6 +472,9 @@ static int config_set(uint32_t key, GVariant *data,
 {
        struct dev_context *devc;
        struct rdtech_dps_state state;
+       const char *range_str;
+       const struct rdtech_dps_range *range;
+       size_t i;
 
        (void)cg;
 
@@ -417,6 +505,17 @@ static int config_set(uint32_t key, GVariant *data,
                state.ocp_threshold = g_variant_get_double(data);
                state.mask |= STATE_OCP_THRESHOLD;
                return rdtech_dps_set_state(sdi, &state);
+       case SR_CONF_RANGE:
+               range_str = g_variant_get_string(data, NULL);
+               for (i = 0; i < devc->model->n_ranges; i++) {
+                       range = &devc->model->ranges[i];
+                       if (g_strcmp0(range->range_str, range_str) != 0)
+                               continue;
+                       state.range = i;
+                       state.mask |= STATE_RANGE;
+                       return rdtech_dps_set_state(sdi, &state);
+               }
+               return SR_ERR_NA;
        default:
                return SR_ERR_NA;
        }
@@ -428,21 +527,43 @@ static int config_list(uint32_t key, GVariant **data,
        const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
        struct dev_context *devc;
+       const struct rdtech_dps_range *range;
+       GVariantBuilder gvb;
+       size_t i;
+       const char *s;
 
        devc = (sdi) ? sdi->priv : NULL;
 
        switch (key) {
        case SR_CONF_SCAN_OPTIONS:
        case SR_CONF_DEVICE_OPTIONS:
-               return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
+               if (devc && devc->model->n_ranges > 1) {
+                       return STD_CONFIG_LIST(key, data, sdi, cg,
+                               scanopts, drvopts, devopts_w_range);
+               } else {
+                       return STD_CONFIG_LIST(key, data, sdi, cg,
+                               scanopts, drvopts, devopts);
+               }
        case SR_CONF_VOLTAGE_TARGET:
-               *data = std_gvar_min_max_step(0.0, devc->model->max_voltage,
+               rdtech_dps_update_range(sdi);
+               range = &devc->model->ranges[devc->curr_range];
+               *data = std_gvar_min_max_step(0.0, range->max_voltage,
                        1 / devc->voltage_multiplier);
                break;
        case SR_CONF_CURRENT_LIMIT:
-               *data = std_gvar_min_max_step(0.0, devc->model->max_current,
+               rdtech_dps_update_range(sdi);
+               range = &devc->model->ranges[devc->curr_range];
+               *data = std_gvar_min_max_step(0.0, range->max_current,
                        1 / devc->current_multiplier);
                break;
+       case SR_CONF_RANGE:
+               g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
+               for (i = 0; i < devc->model->n_ranges; i++) {
+                       s = devc->model->ranges[i].range_str;
+                       g_variant_builder_add(&gvb, "s", s);
+               }
+               *data = g_variant_builder_end(&gvb);
+               break;
        default:
                return SR_ERR_NA;
        }
@@ -459,16 +580,22 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
        modbus = sdi->conn;
        devc = sdi->priv;
 
+       devc->acquisition_started = TRUE;
+
        /* Seed internal state from current data. */
        ret = rdtech_dps_seed_receive(sdi);
-       if (ret != SR_OK)
+       if (ret != SR_OK) {
+               devc->acquisition_started = FALSE;
                return ret;
+       }
 
        /* Register the periodic data reception callback. */
        ret = sr_modbus_source_add(sdi->session, modbus, G_IO_IN, 10,
                        rdtech_dps_receive_data, (void *)sdi);
-       if (ret != SR_OK)
+       if (ret != SR_OK) {
+               devc->acquisition_started = FALSE;
                return ret;
+       }
 
        sr_sw_limits_acquisition_start(&devc->limits);
        std_session_send_df_header(sdi);
@@ -478,9 +605,13 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 
 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
 {
+       struct dev_context *devc;
        struct sr_modbus_dev_inst *modbus;
 
+       devc = sdi->priv;
+
        std_session_send_df_end(sdi);
+       devc->acquisition_started = FALSE;
 
        modbus = sdi->conn;
        sr_modbus_source_remove(sdi->session, modbus);