267 lines
10 KiB
Python
267 lines
10 KiB
Python
import time
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from pathlib import Path
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from serial import Serial
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from utl import trans_list_to_str
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from func_frame import make_frame_dlt645, check_frame_dlt645
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modbus_map = {
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# 1 - Hex
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# 2 - Int16
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# 3 - lnt32
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# 4 - str
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# 5 - addr
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# 6 - float
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0x0E: ["故障字1", 1],
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0x0F: ["故障字2", 1],
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0x10: ["MPPT工作状态", 1],
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0x11: ["系统工作状态", 1],
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0x12: ["系统工作模式", 1],
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0x13: ["输入电压", 2],
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0x14: ["电感电流", 2],
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0x15: ["12V电压", 2],
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0x16: ["输出电压", 2],
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0x17: ["输入电流", 2],
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0x18: ["温度1", 2],
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0x19: ["温度2", 2],
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0x1A: ["输入功率", 3],
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0x1C: ["设备温度", 2],
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0x1D: ["开关机状态", 1],
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0x1E: ["电池电压", 6],
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0x20: ["并机功率限值", 6],
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0x60: ["光伏通道使能", 1],
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0x61: ["最小启动输入电压", 2],
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0x62: ["最大启动输入电压", 2],
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0x63: ["最小停止输入电压", 2],
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0x64: ["最大停止输入电压", 2],
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0x65: ["最小MPPT电压", 2],
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0x66: ["最大MPPT电压", 2],
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0x67: ["最小启动输出电压", 2],
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0x68: ["最大启动输出电压", 2],
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0x69: ["最小停止输出电压", 2],
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0x6A: ["最大停止输出电压", 2],
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0x6B: ["输入过压保护值", 2],
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0x6C: ["输出过压保护值", 2],
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0x6D: ["输出欠压保护值", 2],
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0x6E: ["电感过流保护值", 2],
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0x6F: ["输入过流保护值", 2],
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0x70: ["最小电感电流限值", 2],
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0x71: ["最大电感电流限值", 2],
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0x72: ["浮充电压阈值", 2],
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0x73: ["三点法中间阈值", 2],
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0x74: ["恒压充电电压", 2],
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0x75: ["过温故障值", 2],
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0x76: ["过温告警值", 2],
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0x77: ["温度恢复值", 2],
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0x78: ["最低满载电压", 2],
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0x79: ["最高满载电压", 2],
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0x7A: ["输入过载保护值", 3],
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0x7C: ["最小功率限值", 3],
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0x7E: ["最大功率限值", 3],
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0x80: ["最大功率限值存储值", 3],
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0x82: ["载波通信地址", 5, 3],
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0x85: ["电压环out_max", 2],
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0x86: ["电压环out_min", 2],
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0x87: ["电流环out_max", 2],
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0x88: ["电流环out_min", 2],
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0x89: ["MPPT扰动系数k_d_vin", 2],
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0x8A: ["dmin", 2],
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0x8B: ["dmax", 2],
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0x8C: ["扫描电压偏移scanvolt_offset", 2],
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0x8D: ["电压环Kp", 3],
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0x8F: ["电压环Ki", 3],
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0x91: ["电流环Kp", 3],
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0x93: ["电流环Ki", 3],
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0x95: ["日志级别", 1],
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0x96: ["日志输出方式", 1],
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0x97: ["采样校准volt_in_a", 2],
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0x98: ["采样校准volt_in_b", 2],
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0x99: ["采样校准volt_out_a", 2],
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0x9A: ["采样校准volt_out_b", 2],
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0x9B: ["采样校准curr_in_a", 2],
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0x9C: ["采样校准curr_in_b", 2],
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0x9D: ["采样校准curr_induc_a", 2],
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0x9E: ["采样校准curr_induc_b", 2],
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0x9F: ["采样校准volt_12V_a", 2],
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0xA0: ["采样校准volt_12V_b", 2],
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0xA1: ["温度补偿temp1_b", 2],
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0xA2: ["温度补偿temp2_b", 2],
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0xA3: ["系统工作模式", 2],
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0xA4: ["电感电流给定值curr_set", 2],
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0xA5: ["抖动频率上限", 2],
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0xA6: ["抖动频率下限", 2],
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0xA7: ["保留", 1],
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0xA8: ["保留", 1],
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0xA9: ["保留", 1],
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0xAA: ["保留", 1],
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0xAB: ["保留", 1],
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0xAC: ["保留", 1],
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0xAD: ["保留", 1],
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0xAE: ["保留", 1],
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0xAF: ["保留", 1],
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0x100: ["版本", 4, 16],
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0x110: ["型号", 4, 16],
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0x120: ["硬件", 4, 16],
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0x130: ["SN", 4, 16],
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0x140: ["MES", 4, 16],
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0x150: ["Datetime", 4, 16],
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0x160: ["厂商", 4, 16],
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}
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class LaminaAdapter:
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def __init__(self, com_name="COM16", addr_645=[0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA], addr_modbus=0x01):
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# 初始化串口通信
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if com_name is not None:
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self.com = Serial(com_name, baudrate=115200, parity='N', timeout=2)
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else:
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self.com =None
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# 设置645协议地址
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self.addr_645 = addr_645
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# 设置Modbus地址
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self.addr_modbus = addr_modbus
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self.block = {
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'addr' : self.addr_645,
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'type' : 'modbus',
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'data' : {
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'addr_dev' : self.addr_modbus,
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'data_define': modbus_map,
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},
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}
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def frame_read(self, daddr=0x60, dlen=0x50):
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self.block['data']['type'] = 'read'
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self.block['data']['data_addr'] = daddr
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self.block['data']['data_len'] = dlen
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frame = make_frame_dlt645(self.block)
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if self.com is None:
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print(trans_list_to_str(frame))
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return
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self.com.read_all()
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self.com.write(bytearray(frame))
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time.sleep(0.5)
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frame_recv = self.com.read_all()
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output_text = check_frame_dlt645(frame_recv, block=self.block)
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print(output_text)
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def frame_write_one(self, daddr=0x85, dval=-900):
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self.block['data']['type'] = 'write_one'
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self.block['data']['data_addr'] = daddr
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self.block['data']['data_val'] = dval
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frame = make_frame_dlt645(self.block)
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if self.com is None:
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print(trans_list_to_str(frame))
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return
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self.com.write(bytearray(frame))
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def frame_write_dual(self, daddr=0x91, dval=600):
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self.block['data']['type'] = 'write_dual'
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self.block['data']['data_addr'] = daddr
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self.block['data']['data_val'] = dval
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frame = make_frame_dlt645(self.block)
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if self.com is None:
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print(trans_list_to_str(frame))
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return
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self.com.write(bytearray(frame))
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def frame_write_str(self, daddr=0x82, dval=[0x06, 0x05, 0x04, 0x03, 0x02, 0x01]):
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self.block['data']['type'] = 'write_str'
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self.block['data']['data_addr'] = daddr
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self.block['data']['data_val'] = dval
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frame = make_frame_dlt645(self.block)
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if self.com is None:
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print(trans_list_to_str(frame))
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return
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self.com.write(bytearray(frame))
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def frame_update(self, path_bin):
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""" 程序升级
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注意: 在使用单板升级测试时, 需要关闭低电压检测功能, 否则无法启动升级流程;
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"""
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self.block['data']['type'] = 'update'
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self.block['data']['step'] = 'start'
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self.block['data']['index'] = 0
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self.block['data']['file'] = Path(path_bin).read_bytes()
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self.block['data']['header_offset'] = 184
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# 启动帧
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frame_master = bytearray(make_frame_dlt645(self.block))
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# 等待擦除完成返回
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try_times = 3000
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self.com.read_all()
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while try_times:
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time.sleep(0.4)
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self.com.write(frame_master)
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frame_slave = self.com.read_all()
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if not frame_slave:
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try_times -= 1
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continue
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self.block["data"]['file_block_size'] = check_frame_dlt645(frame_slave, self.block)
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break
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if self.block["data"]['file_block_size'] == 0:
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raise Exception("Error slave response.")
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# 避免接收到延迟返回报文
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time.sleep(0.4)
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# 文件传输
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self.block["data"]['step'] = 'trans'
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data_remain = len(self.block["data"]['file']) - self.block['data']['header_offset']
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while data_remain > 0:
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frame_master = bytearray(make_frame_dlt645(self.block))
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self.com.read_all()
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self.com.write(frame_master)
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time.sleep(0.2)
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frame_slave = None
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while not frame_slave:
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frame_slave = self.com.read_all()
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check_frame_dlt645(frame_slave, self.block)
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self.block["data"]['index'] += 1
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data_remain -= self.block["data"]['file_block_size']
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# 结束升级
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self.block["data"]['step'] = 'end'
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frame_master = bytearray(make_frame_dlt645(self.block))
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self.com.read_all()
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self.com.write(frame_master)
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time.sleep(0.1)
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frame_slave = None
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while not frame_slave:
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frame_slave = self.com.read_all()
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check_frame_dlt645(frame_slave[:20], self.block)
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if __name__=='__main__':
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dev_lamina = LaminaAdapter(com_name="COM8")
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dev_lamina.frame_read(0x0E, 0x14)
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dev_lamina.frame_read(0x0100, 0x20)
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if 0:
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dev_lamina.frame_write_str(0x0130, list("SN20240107546"))
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dev_lamina.frame_write_str(0x0140, list("MES20240107546"))
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dev_lamina.frame_write_str(0x0150, list("D2024050101030"))
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time.sleep(2)
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dev_lamina.frame_read(0x0130, 0x30)
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if not hasattr(__builtins__,"__IPYTHON__"):
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# path_bin = Path(r"D:\WorkingProject\LightStackAdapter\software\lamina_adapter\tools\upgrade\SLCP001_240517_1100_T1.10.bin")
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path_bin = Path(r"D:\WorkingProject\LightStackAdapter\software\lamina_adapter\tools\upgrade\SLCP001_240520_0000_T1.11.bin")
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# path_bin = Path(r"D:\WorkingProject\LightStackAdapter\software\lamina_adapter\tools\upgrade\DGAPD_240516_0000_V1.10.bin")
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dev_lamina.frame_update(path_bin)
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