software/.vscode/settings.json

@@ -7,9 +7,6 @@
         "modbus.h": "c",
         "array": "c",
         "string": "c",
-        "string_view": "c",
-        "canbus.h": "c",
-        "kernel.h": "c",
-        "settings.h": "c"
+        "string_view": "c"
     }
 }

software/boards/iten/valve_node/Kconfig.valve_node

@@ -1,18 +1,2 @@
 config BOARD_VALVE_NODE
     select SOC_STM32F103XB
-
-mainmenu "Controller Area Network sample application"
-config LOOPBACK_MODE
-	bool "Loopback LOOPBACK_MODE"
-	default n
-	help
-	  Set the can controller to loopback mode.
-	  This allows testing without a second board.
-
-config LOG_CAN_LEVEL
-	int "Log level for CAN"
-	default 3
-	range 0 7
-	help
-	  Set the log level for CAN messages.
-	  0 = None, 1 = Error, 2 = Warning, 3 = Info, 4 = Debug, 5 = Trace, 6 = Debug2, 7 = Debug3

software/boards/iten/valve_node/valve_node_defconfig

@@ -7,24 +7,3 @@ CONFIG_CONSOLE=y
 
 # enable GPIO
 CONFIG_GPIO=y
-
-# modbus config
-CONFIG_UART_INTERRUPT_DRIVEN=y
-CONFIG_UART_LINE_CTRL=n
-CONFIG_MODBUS=y
-CONFIG_MODBUS_ROLE_CLIENT=y
-
-# can config
-CONFIG_CAN=y
-CONFIG_CAN_INIT_PRIORITY=80
-#CONFIG_CAN_MAX_FILTER=5
-
-# settings
-CONFIG_FLASH=y
-CONFIG_FLASH_MAP=y
-CONFIG_SETTINGS=y
-CONFIG_SETTINGS_RUNTIME=y
-CONFIG_NVS=y
-CONFIG_SETTINGS_NVS=y
-CONFIG_HEAP_MEM_POOL_SIZE=256
-CONFIG_MPU_ALLOW_FLASH_WRITE=y

software/lib/canbus.c

@@ -1,75 +0,0 @@
-#include "canbus.h"
-#include <zephyr/logging/log.h>
-#include <zephyr/kernel.h>
-#include "settings.h"
-
-const struct device *const can_dev = DEVICE_DT_GET(DT_CHOSEN(zephyr_canbus));
-
-K_THREAD_STACK_DEFINE(rx_thread_stack, RX_THREAD_STACK_SIZE);
-
-static uint8_t node_id = 12; // Default node ID
-
-LOG_MODULE_REGISTER(canbus, CONFIG_LOG_CAN_LEVEL);
-
-static int canbus_set(const char *key, size_t len, settings_read_cb read_cb, void *cb_arg)
-{
-    // Handle setting values for CAN bus configuration
-    LOG_DBG("Setting CAN bus configuration: key=%s, len=%zu", key, len);
-    // Implement the logic to set the CAN bus configuration based on the key and value
-    return 0; // Return 0 on success
-}
-
-struct settings_handler canbus_settings_handler = {
-    .name = "canbus",
-    .h_set = canbus_set, // No settings set handler
-};
-
-int canbus_init(void)
-{
-    int rc;
-    settings_subsys_init();
-    settings_register(&canbus_settings_handler);
-    settings_load();
-    
-    rc = settings_get_val_len("canbus/node_id");
-    if (rc < 0)
-    {
-        LOG_ERR("Failed to check CAN bus settings: %d", rc);
-        return rc;
-    }
-
-    else if (rc == 0)
-    {
-        LOG_WRN("No CAN bus node id found in settings, using default default (%d)", node_id);
-        settings_save_one("canbus/node_id", &node_id, sizeof(node_id));
-        if (rc < 0)
-        {
-            LOG_ERR("Failed to save default CAN bus node id: %d", rc);
-            return rc;
-        }
-    } else {
-        rc = settings_load_one("canbus/node_id", &node_id, sizeof(node_id));
-        if (rc < 0)
-        {
-            LOG_ERR("Failed to load CAN bus node id from settings: %d", rc);
-            return rc;
-        }
-        LOG_DBG("Loaded CAN bus node id: %d", node_id);
-    }
-
-    if (!device_is_ready(can_dev))
-    {
-        LOG_ERR("CAN device %s is not ready", can_dev->name);
-        return -ENODEV;
-    }
-
-#ifdef CONFIG_LOOPBACK_MODE
-    rc = can_set_mode(can_dev, CAN_MODE_LOOPBACK);
-    if (rc != 0)
-    {
-        LOG_ERR("Failed to set CAN loopback mode: %d", rc);
-        return rc;
-    }
-#endif
-    return 0;
-}

software/lib/canbus.h

@@ -1,13 +0,0 @@
-#ifndef __CANBUS_H__
-#define __CANBUS_H__
-
-#include <zephyr/drivers/can.h>
-#include <zephyr/kernel.h>
-
-#define RX_THREAD_STACK_SIZE 512
-#define RX_THREAD_PRIORITY 2
-
-int canbus_init(void);
-int canbus_send_message(const struct can_frame *frame);
-
-#endif // __CANBUS_H__

software/lib/settings.h

@@ -1,17 +0,0 @@
-#ifndef __SETTINGS_H__
-#define __SETTINGS_H__
-
-#include <zephyr/settings/settings.h>
-
-#include <errno.h>
-#include <zephyr/sys/printk.h>
-
-#if defined(CONFIG_SETTINGS_FILE)
-#include <zephyr/fs/fs.h>
-#include <zephyr/fs/littlefs.h>
-#endif
-
-#define STORAGE_PARTITION storage_partition
-#define STORAGE_PARTITION_ID FIXED_PARTITION_ID(STORAGE_PARTITION)
-
-#endif // __SETTINGS_H__

software/test_canbus/.gitignore

@@ -1 +0,0 @@
-build

software/test_canbus/.vscode/c_cpp_properties.json

@@ -1,16 +0,0 @@
-{
-    "configurations": [
-        {
-            "name": "Win32",
-            "includePath": [
-                "${workspaceFolder}/**"
-            ],
-            "defines": [
-                "_DEBUG",
-                "UNICODE",
-                "_UNICODE"
-            ]
-        }
-    ],
-    "version": 4
-}

software/test_canbus/CMakeLists.txt

@@ -1,14 +0,0 @@
-# SPDX-License-Identifier: Apache-2.0
-
-cmake_minimum_required(VERSION 3.20.0)
-
-list(APPEND BOARD_ROOT ${CMAKE_CURRENT_SOURCE_DIR}/..)
-
-find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
-project(hello_world)
-
-target_sources(app PRIVATE src/main.c)
-target_sources(app PRIVATE ../lib/canbus.c)
-target_include_directories(app PRIVATE
-    ${CMAKE_CURRENT_SOURCE_DIR}/../lib
-)

software/test_canbus/boards/nucleo_f103rb.overlay

@@ -1,9 +0,0 @@
-&usart1 {
-	status = "okay";
-	current-speed = <9600>;
-	modbus0 {
-		compatible = "zephyr,modbus-serial";
-		status = "okay";
-		// de-gpios = <&arduino_header 15 GPIO_ACTIVE_LOW>;	/* D9 */
-	};
-};

software/test_canbus/prj.conf

@@ -1,10 +0,0 @@
-CONFIG_LOG=y
-CONFIG_LOG_DEFAULT_LEVEL=3
-CONFIG_CBPRINTF_FP_SUPPORT=y
-
-CONFIG_UART_CONSOLE=y # Console on USART1
-#CONFIG_RTT_CONSOLE=y
-#CONFIG_USE_SEGGER_RTT=y
-
-CONFIG_LOOPBACK_MODE=y
-CONFIG_LOG_CAN_LEVEL=4

software/test_canbus/src/main.c

@@ -1,26 +0,0 @@
-/* Testing MODBUS functionality
-   This code initializes a Modbus client, sets the zero point and the 2m point for water level,
-   and reads the water level in both meters and millimeters.
-   It uses the Zephyr RTOS and its Modbus library to communicate with a Modbus server.
-*/
-
-#include <zephyr/logging/log.h>
-#include <zephyr/kernel.h>
-#include <zephyr/drivers/gpio.h>
-
-#include "canbus.h"
-
-LOG_MODULE_REGISTER(main, CONFIG_LOG_DEFAULT_LEVEL);
-
-int main(void)
-{
-	int rc;
-	rc = canbus_init();
-	if (rc != 0)
-	{
-		LOG_ERR("Failed to initialize CAN bus: %d", rc);
-		return rc;
-	}
-	LOG_INF("CAN bus initialized successfully");
-	return 0;
-}

software/test_modbus/prj.conf

@@ -5,3 +5,9 @@ CONFIG_CBPRINTF_FP_SUPPORT=y
 CONFIG_UART_CONSOLE=y # Console on USART1
 #CONFIG_RTT_CONSOLE=y
 #CONFIG_USE_SEGGER_RTT=y
+
+CONFIG_UART_INTERRUPT_DRIVEN=y
+CONFIG_UART_LINE_CTRL=n
+
+CONFIG_MODBUS=y
+CONFIG_MODBUS_ROLE_CLIENT=y