first commit for chrg

2025-08-16 22:58:22 +08:00
commit 52a3ed5862
2306 changed files with 1021208 additions and 0 deletions
@@ -0,0 +1,139 @@
+/*
+ * Copyright (c) 2006-2022, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2019-06-21     flybreak     first version
+ */
+
+#include <rtthread.h>
+
+#include "mb.h"
+#include "user_mb_app.h"
+
+#ifdef PKG_MODBUS_SLAVE_SAMPLE
+#define SLAVE_ADDR      MB_SAMPLE_SLAVE_ADDR
+#define PORT_NUM        MB_SLAVE_USING_PORT_NUM
+#define PORT_BAUDRATE   MB_SLAVE_USING_PORT_BAUDRATE
+#else
+#define SLAVE_ADDR      0x01
+#define PORT_NUM        2
+#define PORT_BAUDRATE   115200
+#endif
+
+#define PORT_PARITY     MB_PAR_EVEN
+
+#define MB_POLL_THREAD_PRIORITY  10
+#define MB_SEND_THREAD_PRIORITY  RT_THREAD_PRIORITY_MAX - 1
+
+#define MB_POLL_CYCLE_MS 200
+
+extern USHORT usSRegHoldBuf[S_REG_HOLDING_NREGS];
+
+static void send_thread_entry(void *parameter)
+{
+    USHORT         *usRegHoldingBuf;
+    usRegHoldingBuf = usSRegHoldBuf;
+    rt_base_t level;
+
+    while (1)
+    {
+        /* Test Modbus Master */
+        level = rt_hw_interrupt_disable();
+
+        usRegHoldingBuf[3] = (USHORT)(rt_tick_get() / 100);
+
+        rt_hw_interrupt_enable(level);
+
+        rt_thread_mdelay(1000);
+    }
+}
+
+static void mb_slave_poll(void *parameter)
+{
+    if (rt_strstr(parameter, "RTU"))
+    {
+#ifdef PKG_MODBUS_SLAVE_RTU
+        eMBInit(MB_RTU, SLAVE_ADDR, PORT_NUM, PORT_BAUDRATE, PORT_PARITY);
+#else
+        rt_kprintf("Error: Please open RTU mode first");
+#endif
+    }
+    else if (rt_strstr(parameter, "ASCII"))
+    {
+#ifdef PKG_MODBUS_SLAVE_ASCII
+        eMBInit(MB_ASCII, SLAVE_ADDR, PORT_NUM, PORT_BAUDRATE, PORT_PARITY);
+#else
+        rt_kprintf("Error: Please open ASCII mode first");
+#endif
+    }
+    else if (rt_strstr(parameter, "TCP"))
+    {
+#ifdef PKG_MODBUS_SLAVE_TCP
+        eMBTCPInit(0);
+#else
+        rt_kprintf("Error: Please open TCP mode first");
+#endif
+    }
+    else
+    {
+        rt_kprintf("Error: unknown parameter");
+    }
+    eMBEnable();
+    while (1)
+    {
+        eMBPoll();
+        rt_thread_mdelay(MB_POLL_CYCLE_MS);
+    }
+}
+
+static int mb_slave_sample(int argc, char **argv)
+{
+    static rt_uint8_t is_init = 0;
+    rt_thread_t tid1 = RT_NULL, tid2 = RT_NULL;
+
+    if (is_init > 0)
+    {
+        rt_kprintf("sample is running\n");
+        return -RT_ERROR;
+    }
+    if (argc < 2)
+    {
+        rt_kprintf("Usage: mb_slave_sample RTU/ASCII/TCP\n");
+        return -1;
+    }
+
+    tid1 = rt_thread_create("md_s_poll", mb_slave_poll, argv[1], 1024, MB_POLL_THREAD_PRIORITY, 10);
+    if (tid1 != RT_NULL)
+    {
+        rt_thread_startup(tid1);
+    }
+    else
+    {
+        goto __exit;
+    }
+
+    tid2 = rt_thread_create("md_s_send", send_thread_entry, RT_NULL, 512, MB_SEND_THREAD_PRIORITY, 10);
+    if (tid2 != RT_NULL)
+    {
+        rt_thread_startup(tid2);
+    }
+    else
+    {
+        goto __exit;
+    }
+
+    is_init = 1;
+    return RT_EOK;
+
+__exit:
+    if (tid1)
+        rt_thread_delete(tid1);
+    if (tid2)
+        rt_thread_delete(tid2);
+
+    return -RT_ERROR;
+}
+MSH_CMD_EXPORT(mb_slave_sample, run a modbus slave sample);