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何泽隆
2024-04-19 19:21:21 +08:00
parent a82e27de83
commit ac6f39a012
4 changed files with 349 additions and 259 deletions
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188
source/func_frame.py
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@@ -7,96 +7,11 @@ modbus_map = {
# 3 - lnt32
# 4 - str
# 5 - addr
0x0E: ["故障字1", 1],
0x0F: ["故障字2", 1],
0x10: ["MPPT工作状态", 1],
0x11: ["系统工作状态", 1],
0x12: ["系统工作模式", 1],
0x13: ["输入电压", 2],
0x14: ["电感电流", 2],
0x15: ["12V电压", 2],
0x16: ["输出电压", 2],
0x17: ["输入电流", 2],
0x18: ["温度1", 2],
0x19: ["温度2", 2],
0x1A: ["输入功率", 3],
0x1C: ["设备温度", 2],
0x1D: ["开关机状态", 1],
0x1E: ["保留", 1],
0x1F: ["保留", 1],
0x60: ["光伏通道使能", 1],
0x61: ["最小启动输入电压", 2],
0x62: ["最大启动输入电压", 2],
0x63: ["最小停止输入电压", 2],
0x64: ["最大停止输入电压", 2],
0x65: ["最小MPPT电压", 2],
0x66: ["最大MPPT电压", 2],
0x67: ["最小启动输出电压", 2],
0x68: ["最大启动输出电压", 2],
0x69: ["最小停止输出电压", 2],
0x6A: ["最大停止输出电压", 2],
0x6B: ["输入过压保护值", 2],
0x6C: ["输出过压保护值", 2],
0x6D: ["输出欠压保护值", 2],
0x6E: ["电感过流保护值", 2],
0x6F: ["输入过流保护值", 2],
0x70: ["最小电感电流限值", 2],
0x71: ["最大电感电流限值", 2],
0x72: ["浮充电压阈值", 2],
0x73: ["三点法中间阈值", 2],
0x74: ["恒压充电电压", 2],
0x75: ["过温故障值", 2],
0x76: ["过温告警值", 2],
0x77: ["温度恢复值", 2],
0x78: ["最低满载电压", 2],
0x79: ["最高满载电压", 2],
0x7A: ["输入过载保护值", 3],
0x7C: ["最小功率限值", 3],
0x7E: ["最大功率限值", 3],
0x80: ["最大功率限值存储值", 3],
0x82: ["载波通信地址", 5],
0x85: ["电压环out_max", 2],
0x86: ["电压环out_min", 2],
0x87: ["电流环out_max", 2],
0x88: ["电流环out_min", 2],
0x89: ["MPPT扰动系数k_d_vin", 2],
0x8A: ["dmin", 2],
0x8B: ["dmax", 2],
0x8C: ["扫描电压偏移scanvolt_offset", 2],
0x8D: ["电压环Kp", 3],
0x8F: ["电压环Ki", 3],
0x91: ["电流环Kp", 3],
0x93: ["电流环Ki", 3],
0x95: ["日志级别", 1],
0x96: ["日志输出方式", 1],
0x97: ["采样校准volt_in_a", 2],
0x98: ["采样校准volt_in_b", 2],
0x99: ["采样校准volt_out_a", 2],
0x9A: ["采样校准volt_out_b", 2],
0x9B: ["采样校准curr_in_a", 2],
0x9C: ["采样校准curr_in_b", 2],
0x9D: ["采样校准curr_induc_a", 2],
0x9E: ["采样校准curr_induc_b", 2],
0x9F: ["采样校准volt_12V_a", 2],
0xA0: ["采样校准volt_12V_b", 2],
0xA1: ["温度补偿temp1_b", 2],
0xA2: ["温度补偿temp2_b", 2],
0xA3: ["系统工作模式", 2],
0xA4: ["电感电流给定值curr_set", 2],
0xA5: ["抖动频率上限", 2],
0xA6: ["抖动频率下限", 2],
0xA7: ["保留", 1],
0xA8: ["保留", 1],
0xA9: ["保留", 1],
0xAA: ["保留", 1],
0xAB: ["保留", 1],
0xAC: ["保留", 1],
0xAD: ["保留", 1],
0xAE: ["保留", 1],
0xAF: ["保留", 1],
0x100: ["版本", 4],
0x110: ["型号", 4],
0x01: ["Hex示例", 1],
0x02: ["Int示例", 2],
0x03: ["Int32示例", 3],
0x04: ["str示例", 4],
0x10: ["addr示例", 5],
}
@@ -172,7 +87,7 @@ def make_frame_modbus(block:dict):
data_len = len(block['data_val'])
data_val = block['data_val']
if data_len > 0x0100:
raise("modbus data len oversize.")
raise("Modbus data len oversize.")
frame.append(data_addr // 256 % 256)
frame.append(data_addr % 256)
frame.append(0x00)
@@ -214,7 +129,7 @@ def make_frame_dlt645(block:dict):
return frame
def display_data(address: int, data: list):
def display_data(modbus_map: dict, address: int, data: list):
""" 格式化表示数据 """
def display_str(data, len_data):
item = bytearray(data[:2 * len_data])
@@ -228,48 +143,49 @@ def display_data(address: int, data: list):
idx = address
len_max = 0
while data:
data_len = 1
data_label = "未知数据"
if idx not in modbus_map.keys():
output_line = "\t Error, doesn`t match item.\n"
output += output_line
break
len_data = 1
current_map = modbus_map[idx]
if current_map[1] == 1:
""" Hex字符表示 """
item = data[0] * 0x0100 + data[1]
item = display_hex(item, 4)
elif current_map[1] == 2:
""" 16位数值表示 """
item = data[0] * 0x0100 + data[1]
if item > 0x8000:
item -= 0x1_0000
elif current_map[1] == 3:
""" 32位数值表示 """
item = data[2] * 0x0100 + data[3]
item *= 0x10000
item += data[0] * 0x0100 + data[1]
if data[2] > 0x80:
item -= 0x1_0000_0000
len_data = 2
elif current_map[1] == 4:
""" 字符串表示 """
len_data = 16
item = display_str(data, len_data)
item = item.decode()
elif current_map[1] == 5:
""" 载波地址表示 """
len_data = 3
item = display_str(data, len_data)
item = trans_list_to_str(item)
else:
current_map = modbus_map[idx]
data_label = current_map[0]
if current_map[1] == 1:
""" Hex字符表示 """
item = data[0] * 0x0100 + data[1]
item = display_hex(item, 4)
elif current_map[1] == 2:
""" 16位数值表示 """
item = data[0] * 0x0100 + data[1]
if item > 0x8000:
item -= 0x1_0000
elif current_map[1] == 3:
""" 32位数值表示 """
item = data[2] * 0x0100 + data[3]
item *= 0x10000
item += data[0] * 0x0100 + data[1]
if data[2] > 0x80:
item -= 0x1_0000_0000
data_len = 2
elif current_map[1] == 4:
""" 字符串表示 """
data_len = 16
item = display_str(data, data_len)
item = item.decode()
elif current_map[1] == 5:
""" 载波地址表示 """
data_len = 3
item = display_str(data, data_len)
item = trans_list_to_str(item)
if len_max < len(current_map[0]):
len_max = len(current_map[0])
len_remain = len_max - len(current_map[0])
output_line = "\t".join([display_hex(idx, 4), current_map[0] + " " * len_remain, str(item)])
if len_max < len(data_label):
len_max = len(data_label)
len_remain = len_max - len(data_label)
output_line = "\t".join([display_hex(idx, 4), data_label + " " * len_remain, str(item)])
idx += len_data
del data[0:len_data * 2]
idx += data_len
del data[0:data_len * 2]
output += output_line + "\n"
return output
@@ -277,9 +193,9 @@ def check_frame_modbus(frame, block=None):
""" 校验modbus帧回复 """
calculator = Calculator(Crc16.MODBUS)
if calculator.checksum(frame[:-2]) != (frame[-1] * 0x100 + frame[-2]):
raise Exception("Frame Crc check failed.")
raise("Frame Crc check failed.")
elif frame[0] != 0x01:
raise Exception("Frame device address error.")
raise("Frame device address error.")
code_func = frame[1]
code_subfunc = frame[2]
@@ -290,7 +206,7 @@ def check_frame_modbus(frame, block=None):
elif code_subfunc == 0x02 and frame[3] == 0x00:
update_index = frame[4] * 256 + frame[5]
if type(block) is dict and block['index'] != update_index:
raise Exception("Error slave response.")
raise("Error slave response.")
return update_index
elif code_subfunc == 0x03 and frame[3] == 0x00:
return frame[4] * 256 + frame[5]
@@ -299,7 +215,7 @@ def check_frame_modbus(frame, block=None):
if frame[2] == len(frame[3:-2]):
if type(block) is dict:
data_addr = block['data_addr']
return display_data(data_addr, list(frame[3:-2]))
return display_data(block['data_define'], data_addr, list(frame[3:-2]))
else:
return list(frame[3:-2])
else:
@@ -316,14 +232,14 @@ def check_frame_modbus(frame, block=None):
def check_frame_dlt645(frame, block=None):
""" 校验dlt645帧回复 """
if sum(frame[:-2]) % 0x100 != frame[-2]:
raise Exception("DLT645 Frame Verify error.")
raise("DLT645 Frame Verify error.")
elif len(frame[10:-2]) != frame[9]:
raise Exception("DLT645 Frame len error.")
raise("DLT645 Frame len error.")
code_func = frame[8]
if code_func == 0x9F:
block = block['data']
return check_frame_modbus(frame[10:-2], block)
else:
raise Exception("DLT645 Frame type error.")
raise("DLT645 Frame type error.")