chore: onewire

include/config.h

@@ -30,12 +30,6 @@ typedef struct {
   const char* name;    // Device name (used in MQTT topics)
 } rs485_device_t;
 
-// OneWire naming scheme configuration
-typedef struct {
-  const char* location;     // Location prefix for the sensor
-  const char* name_prefix;  // Prefix for auto-generated names
-} onewire_naming_t;
-
 // Network Configuration
 #define MQTT_SERVER_IP {192, 168, 102, 100}
 #define MQTT_PORT 1883
@@ -51,26 +45,10 @@ static const node_config_t NODE_CONFIG = {
     .id = "ch32-node1", .name = "CH32 Node 1", .location = "somewhere"};
 
 // RS485 Devices Configuration
-#define RS485_DEVICE_COUNT 2
+#define RS485_DEVICE_COUNT 1
 
 static const rs485_device_t RS485_DEVICES[RS485_DEVICE_COUNT] = {
-    {.slave_id = 0x01, .type = DEVICE_RELAY, .name = "relay-1"},
-    {.slave_id = 0x02, .type = DEVICE_SOIL_SENSOR, .name = "soil-monitor-1"}};
-
-// OneWire Naming Configuration
-#define MAX_ONEWIRE_DEVICES 8
-
-static const onewire_naming_t ONEWIRE_NAMING[] = {
-    {.location = "tank", .name_prefix = "water-temp"},
-    {.location = "ambient", .name_prefix = "air-temp"},
-    {.location = "soil", .name_prefix = "soil-temp"}};
-
-// Structure to store discovered OneWire devices
-typedef struct {
-  uint8_t address[8];      // OneWire address
-  uint8_t location_index;  // Index into ONEWIRE_NAMING array
-  char name[32];           // Generated name (e.g., "tank-water-temp-1")
-  uint8_t sequence;        // Sequence number within its location
-} onewire_device_t;
+    {.slave_id = 0x01, .type = DEVICE_RELAY, .name = "relay-1"}};
+// {.slave_id = 0x02, .type = DEVICE_SOIL_SENSOR, .name = "soil-monitor-1"}};
 
 #endif  // CONFIG_H

include/modbus_handler.h

@@ -11,7 +11,7 @@ typedef void (*modbus_value_cb)(uint8_t device_idx, const char* property,
 
 void modbus_handler_init(modbus_context_t* ctx, modbus_value_cb value_callback);
 void modbus_handler_process(void);
-uint8_t modbus_handler_send_request(uint8_t device_idx, const char* property,
+bool modbus_handler_send_request(uint8_t device_idx, const char* property,
                                     uint8_t is_write, uint16_t value);
 
 #endif

include/modbus_master.h

@@ -2,6 +2,7 @@
 #define __MODBUS_MASTER_H
 
 #include <stdint.h>
+#include <stdbool.h>
 
 // Function codes
 #define MODBUS_FC_READ_HOLDING_REGISTERS 0x03
@@ -51,6 +52,6 @@ void modbus_init(modbus_context_t* ctx,
                  void (*error_callback)(uint8_t));
 void modbus_set_timeout(modbus_context_t* ctx, uint32_t timeout_ms);
 void modbus_process(modbus_context_t* ctx);
-uint8_t modbus_send_request(modbus_context_t* ctx, uint8_t slave_addr,
+bool modbus_send_request(modbus_context_t* ctx, uint8_t slave_addr,
                             uint8_t function, uint16_t address, uint16_t value);
 #endif  // __MODBUS_MASTER_H

include/mqtt_handler.h

@@ -2,10 +2,13 @@
 #define MQTT_HANDLER_H
 
 #include <DHCP/dhcp.h>
+#include <stdbool.h>
 
 #include "ch32v003fun.h"
 #include "w5500.h"
 
+#define MAX_PAYLOAD_LENGTH 256
+
 // Options structure for client identification
 typedef struct {
   char* clientid;
@@ -20,14 +23,20 @@ typedef struct {
   ch32_mqtt_options_t opts;
   uint32_t last_reconnect;
   uint32_t last_yield;
-  uint8_t is_connected;
+  bool is_connected;
   char base_topic[64];
 } mqtt_state_t;
 
+extern char nodes_list[MAX_PAYLOAD_LENGTH];
+
 void mqtt_init(mqtt_state_t* state);
 void mqtt_process(mqtt_state_t* state);
 void message_arrived(MessageData* md);
 void publish_value(MQTTClient* client, const char* device_name,
                    const char* property, uint16_t value);
+void publish_retained(MQTTClient* client, const char* topic,
+                      const char* payload);
+void publish_message(MQTTClient* client, const char* payload,
+                     const char* topic);
 
 #endif

include/onewire_temp.h

@@ -0,0 +1,46 @@
+#ifndef ONEWIRE_TEMP_H
+#define ONEWIRE_TEMP_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "mqtt_handler.h"
+
+#define ONEWIRE_MAX_SENSORS 16
+#define ONEWIRE_TEMP_INVALID -999.0f
+
+typedef enum {
+  ONEWIRE_STATE_READY,
+  ONEWIRE_STATE_CONVERTING,
+  ONEWIRE_STATE_READ
+} onewire_state_t;
+
+// Initialize OneWire temperature system
+void onewire_temp_init(void);
+
+// Process all sensors (call regularly)
+void onewire_temp_process(void);
+
+// Start parallel conversion on all sensors
+void onewire_temp_start_parallel(void);
+
+// Set parallel conversion mode
+void onewire_temp_set_parallel(bool enable);
+
+// Get temperature for sensor index
+float onewire_temp_get(uint8_t index);
+
+// Get total number of discovered sensors
+uint8_t onewire_temp_count(void);
+
+// Get sensor address
+const uint8_t* onewire_temp_address(uint8_t index);
+
+// Check if sensor is valid
+bool onewire_temp_valid(uint8_t index);
+
+// MQTT
+void onewire_temp_publish_discovery(MQTTClient* client, const char* node_id);
+void onewire_temp_publish_values(MQTTClient* client, const char* node_id);
+
+#endif  // ONEWIRE_TEMP_H

include/system_init.h

@@ -1,9 +1,11 @@
 #ifndef SYSTEM_INIT_H
 #define SYSTEM_INIT_H
 
+#include <stdbool.h>
+
 #define W5500_INIT_DELAY_MS 55
 
 void init_system(void);
-int wait_for_dhcp(void);
+bool wait_for_dhcp(void);
 
 #endif