rdtech-dps: Send META package when states have changed.

[libsigrok.git] / src / hardware / rdtech-dps / protocol.h

diff --git a/src/hardware/rdtech-dps/protocol.h b/src/hardware/rdtech-dps/protocol.h
index 3224e1b5220f1750c9cfe914e458e178efc4aa9b..d6619e5301321d109b68e3daa5156697a134e3d4 100644 (file)
--- a/src/hardware/rdtech-dps/protocol.h
+++ b/src/hardware/rdtech-dps/protocol.h
@@ -2,6 +2,7 @@
  * This file is part of the libsigrok project.
  *
  * Copyright (C) 2018 James Churchill <pelrun@gmail.com>
+ * Copyright (C) 2019 Frank Stettner <frank-stettner@gmx.net>
  *
  * 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
@@ -33,12 +34,20 @@ struct rdtech_dps_model {
        unsigned int max_current;
        unsigned int max_voltage;
        unsigned int max_power;
+       unsigned int current_digits;
+       unsigned int voltage_digits;
 };
 
 struct dev_context {
        const struct rdtech_dps_model *model;
        struct sr_sw_limits limits;
-       int expecting_registers;
+       GMutex rw_mutex;
+       double current_multiplier;
+       double voltage_multiplier;
+       gboolean actual_ovp_state;
+       gboolean actual_ocp_state;
+       uint16_t actual_regulation_state;
+       uint16_t actual_output_state;
 };
 
 enum rdtech_dps_register {
@@ -84,13 +93,15 @@ enum rdtech_dps_mode {
        MODE_CC      = 1,
 };
 
-SR_PRIV int rdtech_dps_get_reg(struct sr_modbus_dev_inst *modbus, uint16_t address, uint16_t *value);
-SR_PRIV int rdtech_dps_set_reg(struct sr_modbus_dev_inst *modbus, uint16_t address, uint16_t value);
+SR_PRIV int rdtech_dps_read_holding_registers(struct sr_modbus_dev_inst *modbus,
+               int address, int nb_registers, uint16_t *registers);
+
+SR_PRIV int rdtech_dps_get_reg(const struct sr_dev_inst *sdi, uint16_t address, uint16_t *value);
+SR_PRIV int rdtech_dps_set_reg(const struct sr_dev_inst *sdi, uint16_t address, uint16_t value);
 
 SR_PRIV int rdtech_dps_get_model_version(struct sr_modbus_dev_inst *modbus,
                uint16_t *model, uint16_t *version);
 
-SR_PRIV int rdtech_dps_capture_start(const struct sr_dev_inst *sdi);
 SR_PRIV int rdtech_dps_receive_data(int fd, int revents, void *cb_data);
 
 #endif