+/*
+ * This file is part of the libsigrok project.
+ *
+ * Copyright (C) 2015 Hannu Vuolasaho <vuokkosetae@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include "protocol.h"
+
+static const uint32_t drvopts[] = {
+ /* Device class */
+ SR_CONF_POWER_SUPPLY,
+};
+
+static const uint32_t scanopts[] = {
+ SR_CONF_CONN,
+ SR_CONF_SERIALCOMM,
+};
+
+static const uint32_t devopts[] = {
+ /* Device class */
+ SR_CONF_POWER_SUPPLY,
+ /* Acquisition modes. */
+ SR_CONF_CONTINUOUS,
+ SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
+ SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
+ /* Device configuration */
+ 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_CURRENT_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
+ SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
+};
+
+static const struct korad_kaxxxxp_model models[] = {
+ /* Device enum, vendor, model, ID reply, channels, voltage, current */
+ {VELLEMAN_LABPS_3005D, "Velleman", "LABPS3005D",
+ "VELLEMANLABPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
+ {0, NULL, NULL, NULL, 0, {0, 0, 0}, {0, 0, 0}}
+};
+
+SR_PRIV struct sr_dev_driver korad_kaxxxxp_driver_info;
+
+static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
+{
+ return std_init(sr_ctx, di, LOG_PREFIX);
+}
+
+static GSList *scan(struct sr_dev_driver *di, GSList *options)
+{
+ struct drv_context *drvc;
+ struct dev_context *devc;
+ GSList *devices, *l;
+ struct sr_dev_inst *sdi;
+ struct sr_config *src;
+ const char *conn, *serialcomm;
+ struct sr_serial_dev_inst *serial;
+ char reply[50];
+ int i, model_id;
+ unsigned int len;
+
+ devices = NULL;
+ conn = NULL;
+ serialcomm = NULL;
+ drvc = di->context;
+ drvc->instances = NULL;
+
+ for (l = options; l; l = l->next) {
+ src = l->data;
+ switch (src->key) {
+ case SR_CONF_CONN:
+ conn = g_variant_get_string(src->data, NULL);
+ break;
+ case SR_CONF_SERIALCOMM:
+ serialcomm = g_variant_get_string(src->data, NULL);
+ break;
+ default:
+ sr_err("Unknown option %d, skipping.", src->key);
+ break;
+ }
+ }
+
+ if (!conn)
+ return NULL;
+ if (!serialcomm)
+ serialcomm = "9600/8n1";
+
+ serial = sr_serial_dev_inst_new(conn, serialcomm);
+ if (serial_open(serial, SERIAL_RDWR) != SR_OK)
+ return NULL;
+
+ serial_flush(serial);
+
+ /* Get the device model. */
+ len = 0;
+ for (i = 0; models[i].id; i++) {
+ if (strlen(models[i].id) > len)
+ len = strlen(models[i].id);
+ }
+ memset(&reply, 0, sizeof(reply));
+ sr_dbg("Want max %d bytes.", len);
+ if ((korad_kaxxxxp_send_cmd(serial, "*IDN?") < 0))
+ return NULL;
+
+ /* i is used here for debug purposes only. */
+ if ((i = korad_kaxxxxp_read_chars(serial, len, reply)) < 0)
+ return NULL;
+ sr_dbg("Received: %d, %s", i, reply);
+ model_id = -1;
+ for (i = 0; models[i].id; i++) {
+ if (!strcmp(models[i].id, reply))
+ model_id = i;
+ }
+ if (model_id < 0) {
+ sr_err("Unknown model ID '%s' detected, aborting.", reply);
+ return NULL;
+ }
+ sr_dbg("Found: %s %s", models[model_id].vendor, models[model_id].name);
+
+ /* Init device instance, etc. */
+ sdi = g_malloc0(sizeof(struct sr_dev_inst));
+ sdi->status = SR_ST_INACTIVE;
+ sdi->vendor = g_strdup(models[model_id].vendor);
+ sdi->model = g_strdup(models[model_id].name);
+ sdi->inst_type = SR_INST_SERIAL;
+ sdi->conn = serial;
+ sdi->driver = di;
+
+ sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "CH1");
+
+ devc = g_malloc0(sizeof(struct dev_context));
+ devc->model = &models[model_id];
+ devc->reply[5] = 0;
+ devc->req_sent_at = 0;
+ sdi->priv = devc;
+
+ /* Get current status of device. */
+ if (korad_kaxxxxp_get_all_values(serial, devc) < 0)
+ goto exit_err;
+ drvc->instances = g_slist_append(drvc->instances, sdi);
+ devices = g_slist_append(devices, sdi);
+
+ serial_close(serial);
+ if (!devices)
+ sr_serial_dev_inst_free(serial);
+
+ return devices;
+
+exit_err:
+ sr_dev_inst_free(sdi);
+ g_free(devc);
+ sr_dbg("Scan failed.");
+
+ return NULL;
+}
+
+static GSList *dev_list(const struct sr_dev_driver *di)
+{
+ return ((struct drv_context *)(di->context))->instances;
+}
+
+static int dev_clear(const struct sr_dev_driver *di)
+{
+ return std_dev_clear(di, NULL);
+}
+
+static int cleanup(const struct sr_dev_driver *di)
+{
+ dev_clear(di);
+ return SR_OK;
+}
+
+static int config_get(uint32_t key, GVariant **data,
+ const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
+{
+ struct dev_context *devc;
+
+ (void)cg;
+
+ if (!sdi || !data)
+ return SR_ERR_ARG;
+
+ devc = sdi->priv;
+
+ switch (key) {
+ case SR_CONF_LIMIT_SAMPLES:
+ *data = g_variant_new_uint64(devc->limit_samples);
+ break;
+ case SR_CONF_LIMIT_MSEC:
+ *data = g_variant_new_uint64(devc->limit_msec);
+ break;
+ case SR_CONF_VOLTAGE:
+ *data = g_variant_new_double(devc->voltage);
+ break;
+ case SR_CONF_VOLTAGE_TARGET:
+ *data = g_variant_new_double(devc->voltage_max);
+ break;
+ case SR_CONF_CURRENT:
+ *data = g_variant_new_double(devc->current);
+ break;
+ case SR_CONF_CURRENT_LIMIT:
+ *data = g_variant_new_double(devc->current_max);
+ break;
+ case SR_CONF_ENABLED:
+ *data = g_variant_new_boolean(devc->output_enabled);
+ break;
+ case SR_CONF_REGULATION:
+ /* Dual channel not supported. */
+ *data = g_variant_new_string((devc->cc_mode[0]) ? "CC" : "CV");
+ break;
+ case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
+ *data = g_variant_new_boolean(devc->ocp_enabled);
+ break;
+ case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
+ *data = g_variant_new_boolean(devc->ovp_enabled);
+ break;
+ default:
+ return SR_ERR_NA;
+ }
+
+ return SR_OK;
+}
+
+static int config_set(uint32_t key, GVariant *data,
+ const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
+{
+ struct dev_context *devc;
+ double dval;
+ gboolean bval;
+
+ (void)cg;
+
+ if (sdi->status != SR_ST_ACTIVE)
+ return SR_ERR_DEV_CLOSED;
+
+ devc = sdi->priv;
+
+ switch (key) {
+ case SR_CONF_LIMIT_MSEC:
+ if (g_variant_get_uint64(data) == 0)
+ return SR_ERR_ARG;
+ devc->limit_msec = g_variant_get_uint64(data);
+ break;
+ case SR_CONF_LIMIT_SAMPLES:
+ if (g_variant_get_uint64(data) == 0)
+ return SR_ERR_ARG;
+ devc->limit_samples = g_variant_get_uint64(data);
+ break;
+ case SR_CONF_VOLTAGE_TARGET:
+ dval = g_variant_get_double(data);
+ if (dval < devc->model->voltage[0] || dval > devc->model->voltage[1])
+ return SR_ERR_ARG;
+ devc->voltage_max = dval;
+ devc->target = KAXXXXP_VOLTAGE_MAX;
+ if (korad_kaxxxxp_set_value(sdi->conn, devc) < 0)
+ return SR_ERR;
+ break;
+ case SR_CONF_CURRENT_LIMIT:
+ dval = g_variant_get_double(data);
+ if (dval < devc->model->current[0] || dval > devc->model->current[1])
+ return SR_ERR_ARG;
+ devc->current_max = dval;
+ devc->target = KAXXXXP_CURRENT_MAX;
+ if (korad_kaxxxxp_set_value(sdi->conn, devc) < 0)
+ return SR_ERR;
+ break;
+ case SR_CONF_ENABLED:
+ bval = g_variant_get_boolean(data);
+ /* Set always so it is possible turn off with sigrok-cli. */
+ devc->output_enabled = bval;
+ devc->target = KAXXXXP_OUTPUT;
+ if (korad_kaxxxxp_set_value(sdi->conn, devc) < 0)
+ return SR_ERR;
+ break;
+ case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
+ bval = g_variant_get_boolean(data);
+ devc->ocp_enabled = bval;
+ devc->target = KAXXXXP_OCP;
+ if (korad_kaxxxxp_set_value(sdi->conn, devc) < 0)
+ return SR_ERR;
+ break;
+ case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
+ bval = g_variant_get_boolean(data);
+ devc->ovp_enabled = bval;
+ devc->target = KAXXXXP_OVP;
+ if (korad_kaxxxxp_set_value(sdi->conn, devc) < 0)
+ return SR_ERR;
+ break;
+ default:
+ return SR_ERR_NA;
+ }
+
+ return SR_OK;
+}
+
+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;
+ GVariant *gvar;
+ GVariantBuilder gvb;
+ double dval;
+ int idx;
+
+ (void)cg;
+
+ /* Always available (with or without sdi). */
+ if (key == SR_CONF_SCAN_OPTIONS) {
+ *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
+ scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
+ return SR_OK;
+ }
+
+ /* Return drvopts without sdi (and devopts with sdi, see below). */
+ if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
+ *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
+ drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
+ return SR_OK;
+ }
+
+ /* Every other key needs an sdi. */
+ if (!sdi)
+ return SR_ERR_ARG;
+
+ devc = sdi->priv;
+
+ switch (key) {
+ case SR_CONF_DEVICE_OPTIONS:
+ *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
+ devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
+ break;
+ case SR_CONF_VOLTAGE_TARGET:
+ g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
+ /* Min, max, step. */
+ for (idx = 0; idx < 3; idx++) {
+ dval = devc->model->voltage[idx];
+ gvar = g_variant_new_double(dval);
+ g_variant_builder_add_value(&gvb, gvar);
+ }
+ *data = g_variant_builder_end(&gvb);
+ break;
+ case SR_CONF_CURRENT_LIMIT:
+ g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
+ /* Min, max, step. */
+ for (idx = 0; idx < 3; idx++) {
+ dval = devc->model->current[idx];
+ gvar = g_variant_new_double(dval);
+ g_variant_builder_add_value(&gvb, gvar);
+ }
+ *data = g_variant_builder_end(&gvb);
+ break;
+ default:
+ return SR_ERR_NA;
+ }
+
+ return SR_OK;
+}
+
+static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
+{
+ struct dev_context *devc;
+ struct sr_serial_dev_inst *serial;
+
+ if (sdi->status != SR_ST_ACTIVE)
+ return SR_ERR_DEV_CLOSED;
+
+ devc = sdi->priv;
+ devc->cb_data = cb_data;
+
+ /* Send header packet to the session bus. */
+ std_session_send_df_header(cb_data, LOG_PREFIX);
+
+ devc->starttime = g_get_monotonic_time();
+ devc->num_samples = 0;
+ devc->reply_pending = FALSE;
+ devc->req_sent_at = 0;
+ serial = sdi->conn;
+ serial_source_add(sdi->session, serial, G_IO_IN,
+ KAXXXXP_POLL_INTERVAL_MS,
+ korad_kaxxxxp_receive_data, (void *)sdi);
+
+ return SR_OK;
+}
+
+static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
+{
+ if (sdi->status != SR_ST_ACTIVE)
+ return SR_ERR_DEV_CLOSED;
+
+ return std_serial_dev_acquisition_stop(sdi, cb_data,
+ std_serial_dev_close, sdi->conn, LOG_PREFIX);
+}
+
+SR_PRIV struct sr_dev_driver korad_kaxxxxp_driver_info = {
+ .name = "korad-kaxxxxp",
+ .longname = "Korad KAxxxxP",
+ .api_version = 1,
+ .init = init,
+ .cleanup = cleanup,
+ .scan = scan,
+ .dev_list = dev_list,
+ .dev_clear = dev_clear,
+ .config_get = config_get,
+ .config_set = config_set,
+ .config_list = config_list,
+ .dev_open = std_serial_dev_open,
+ .dev_close = std_serial_dev_close,
+ .dev_acquisition_start = dev_acquisition_start,
+ .dev_acquisition_stop = dev_acquisition_stop,
+ .context = NULL,
+};
projects / libsigrok.git / commitdiff