华荣三照明、合信、荣欣八组合馈电

comm_cycle_item.py

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+import menu_utils as utils
+from print_color import *
+from comm_protocol_modbus import class_protocol_modbus
+
+class class_comm_cycle_item() :
+    def __init__(self, name = "", reg_addr = 0, reg_count = 0, cycle = 0, mqtt_pack = None, remap_addr = 0):
+        self.reg_addr = reg_addr
+        self.reg_count = reg_count
+        self.cycle = cycle
+        self.name = name
+        self.remain_cycle = 0
+        self.comm_delay = 0
+        self.comm_count = 0
+        self.comm_fail_count = 0
+        self.comm_success_count = 0
+        self.comm_success = False
+        self.comm_trigger = False
+        self.mqtt_pack  = mqtt_pack
+        self.remap_addr = remap_addr
+        self.reg_buf = []
+
+    def in_range(self, reg_addr, reg_count) :
+        reg_addr_begin = self.reg_addr
+        reg_addr_end = self.reg_addr + self.reg_count 
+        if reg_addr >= reg_addr_begin and reg_addr + reg_count <= reg_addr_end :
+            return True
+        return False
+    
+    def update_item_value(self, reg_addr, reg_count, new_value) :
+        if self.in_range(reg_addr, reg_count) and len(self.reg_buf) :
+            reg_off = reg_addr - self.reg_addr
+            new_reg = list(self.reg_buf)
+            for i in range(reg_count) :
+                new_reg[reg_off + i] = new_value[i]
+            self.reg_buf = new_reg
+            self.comm_trigger = True
+
+    def read_register_count(self, reg_addr, reg_count) :
+        reg_addr_begin = self.reg_addr
+        reg_addr_end = self.reg_addr + self.reg_count 
+        result = None
+        if reg_addr >= reg_addr_begin and reg_addr + reg_count <= reg_addr_end :
+            if len(self.reg_buf) >= self.reg_count:
+                result = []
+                reg_off = reg_addr - self.reg_addr
+                for i in range(reg_count):
+                    result.append(self.reg_buf[reg_off + i])
+
+        return result