plc的modbusrtu链接

applications/PLC_link.c

@@ -65,23 +65,22 @@ static void mb_plc_read_regs(mb_inst_t *hinst)
     // 写入 Modbus
     mb_write_bits(hinst, 2256, DO_TABLE_SIZE, w_buffer);
 
-
+    //输入寄存器d0->6000    u16 r_regsD[AI_TABLE_SIZE];
-   /* u16 regs[64];
+    // 读 Modbus
-    int addr = 7000;
+    mb_read_regs(hinst, 6000, AI_TABLE_SIZE, r_regsD);
-    int nb = 10;
+    for (int i = 0; i < AI_TABLE_SIZE; i++)
-    int total = mb_write_regs(hinst, addr, nb, regs);
-    if (total <= 0)
     {
-        return;
+        ai_table[i].current_Value = r_regsD[i];
     }
-    u8 regsM[64];
+
-    int addrM = 3000;
+    //输出寄存器d100->6100
-    int nbM = 10;
+    u16 w_regsD [AO_TABLE_SIZE];
-    int totalM = mb_read_bits(hinst, addrM, nbM, regsM);
+    for (int i = 0; i < AO_TABLE_SIZE; i++)
-    if (totalM <= 0)
     {
-        return;
+        w_regsD [i] = ao_table[i].current_Value;
-    }*/
+    }
+    // 写入 Modbus
+    mb_write_regs(hinst, 6100, AO_TABLE_SIZE, w_regsD);
 }
 
 static void mb_plc_thread(void *args)//线程服务函数

applications/data/SC828_DATA_table.c

@@ -1,6 +1,10 @@
 #include "SC828_DATA_table.h"
 #include "Variable.h"
 
+#define DBG_TAG "data.table"
+#define DBG_LVL DBG_LOG
+#include <rtdbg.h>
+
 // 系统数据状态表（表格）
 IO_State_DATA data_table[] = {
 	   {1001, 0, STR_COMM_COUNTER},
@@ -173,7 +177,7 @@ IO_State_DIO do_table[] = {
 };
 
 //AIO状态表
-IO_State_AIO aio_table[] = {
+IO_State_AIO ai_table[] = {
     // --- AIO 输入（4001~4022）---
     {4001, 0, STR_AIO_TEMP1},
     {4002, 0, STR_AIO_TEMP2},
@@ -197,7 +201,9 @@ IO_State_AIO aio_table[] = {
     {4020, 0, STR_AIO_FABRIC_CYCLE5},
     {4021, 0, STR_AIO_FABRIC_CYCLE6},
     {4022, 0, STR_AIO_PH},
+};
 // --- AO 输出（5001~5014）---
+IO_State_AIO ao_table[] = {
     {5001, 0, STR_AIO_HEAT_RATIO},
     {5002, 0, STR_AIO_COOL_RATIO},
     {5003, 0, STR_AIO_MAIN_PUMP_SPEED},
@@ -218,7 +224,8 @@ IO_STEP_DATA step_table[99];
 
 const unsigned char DI_TABLE_SIZE = sizeof(di_table) / sizeof(di_table[0]);
 const unsigned char DO_TABLE_SIZE = sizeof(do_table) / sizeof(do_table[0]);
-const unsigned char AIO_TABLE_SIZE = sizeof(aio_table) / sizeof(aio_table[0]);
+const unsigned char AI_TABLE_SIZE = sizeof(ai_table) / sizeof(ai_table[0]);
+const unsigned char AO_TABLE_SIZE = sizeof(ao_table) / sizeof(ao_table[0]);
 const unsigned char DATA_TABLE_SIZE = sizeof(data_table) / sizeof(data_table[0]);
 
 void DATA_Table_Init(){
@@ -231,10 +238,15 @@ void DATA_Table_Init(){
         do_table[i].current_state = 0;
     }
 
-	for(int i=0;i<AIO_TABLE_SIZE;i++)
+	for(int i=0;i<AI_TABLE_SIZE;i++)
+	{
+		ai_table[i].current_Value = 0;
+	}
+    for(int i=0;i<AO_TABLE_SIZE;i++)
     {
-		aio_table[i].current_Value = 0;
+        ao_table[i].current_Value = 0;
     }
+
 	for(int i=0;i<DATA_TABLE_SIZE;i++)
 	{
 		data_table[i].current_data = 0;
@@ -354,3 +366,67 @@ void DATA_INSTRUCTION_STOP(){
     rt_snprintf(SIDS2, 3,"000");
     rt_snprintf(SIDS3, 3,"000");
 }
+
+/**
+ * 根据 pin 查找 current_Value
+ * @param pin: 要查询的 PLC 地址（如 4001）
+ * @return: 找到则返回 current_Value；未找到返回 INT16_MIN
+ */
+rt_int16_t get_ai_value(int pin)
+{
+    for (int i = 0; i < AI_TABLE_SIZE; i++) {
+        if (ai_table[i].pin == pin) {
+            return ai_table[i].current_Value;
+        }
+    }
+    return 0; // 表示未找到
+}
+void get_ao_value(int pin,int16_t dat)
+{
+    for (int i = 0; i < AO_TABLE_SIZE; i++) {
+        if (ao_table[i].pin == pin) {
+            ao_table[i].current_Value = dat;
+        }
+    }
+}
+
+void table_thread_entry(void *parameter)
+{
+    while (1)
+    {
+        rt_thread_delay(1000);
+
+        MTT = get_ai_value(4001)/10.0f;
+        MUT = get_ai_value(4002)/10.0f;
+        STTA = get_ai_value(4003)/10.0f;
+        STTB = get_ai_value(4004)/10.0f;
+        STTC = get_ai_value(4005)/10.0f;
+        MTL = get_ai_value(4007);
+        STLA = get_ai_value(4008);
+        STLB = get_ai_value(4009);
+        STLC = get_ai_value(4010);
+        MTH = get_ai_value(4022);
+
+
+    }
+}
+
+extern struct rt_memheap sram_DTCMRAM;
+static struct rt_thread dat_table_thread;
+static void *dat_comm_stack __attribute__((aligned(4)))= RT_NULL ;
+int data_table_th(void)
+{
+    rt_err_t dat_err;
+
+    dat_comm_stack = rt_memheap_alloc(&sram_DTCMRAM, 1024);
+    dat_err = rt_thread_init(&dat_table_thread, "dat_tab", table_thread_entry, RT_NULL,dat_comm_stack, 1024, 10, 10);
+
+    if(dat_err != RT_EOK)
+    {
+        LOG_E("Failed to create data table thread!");
+        return -1;
+    }
+    rt_thread_startup(&dat_table_thread);
+    return 0;
+}
+INIT_APP_EXPORT(data_table_th);

applications/data/SC828_DATA_table.h

@@ -14,13 +14,13 @@ typedef struct {
 
 typedef struct {
     int pin;             // PLCID
-    unsigned char current_Value;   // 当前状态
+    rt_int16_t current_Value;   // 当前状态
     str_id_t name;            // 名称（可选，用于调试）
 } IO_State_AIO;
 
 typedef struct {
     int pin;             // PLCID
-    int current_data;   // 当前状态
+    rt_int32_t current_data;   // 当前状态
     str_id_t name;            // 名称（可选，用于调试）
 } IO_State_DATA;
 
@@ -54,13 +54,15 @@ typedef struct {
 
 extern IO_State_DIO di_table[];
 extern IO_State_DIO do_table[];
-extern IO_State_AIO aio_table[];
+extern IO_State_AIO ai_table[];
+extern IO_State_AIO ao_table[];
 extern IO_State_DATA data_table[];
 extern IO_STEP_DATA step_table[99];
 
 extern const unsigned char DI_TABLE_SIZE;
 extern const unsigned char DO_TABLE_SIZE;
-extern const unsigned char AIO_TABLE_SIZE;
+extern const unsigned char AI_TABLE_SIZE;
+extern const unsigned char AO_TABLE_SIZE;
 extern const unsigned char DATA_TABLE_SIZE;
 
 void DATA_Table_Init(void);//

applications/lvgl/lv__user_gui.c

@@ -20,7 +20,6 @@
 #include <guider/generated/widgets_init.h>
 #include "lvgl.h"
 
-
 #define DBG_TAG "gui"
 #define DBG_LVL DBG_LOG
 #include <rtdbg.h>