[原创] Pyvisa 电子负载驱动

厂商：Chroma

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            购买国产仪器器振兴民族工业

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型号：63600-2

Rev：1

驱动更新时间：2024/8/8

import pyvisa
class ChromaEload:
    CmEload='None'
    #设置默认地址  将addres 内的内容修改为你自己的机器地址
    def __init__(self,CmEload_addres='USB0::XXXXX::INSTR'):
        rm = pyvisa.ResourceManager()
        #连接示波器
        ChromaEload.CmEload = rm.open_resource(CmEload_addres)
    # 设置静态电流
    def StaticCurrent(self,Current,Status=0):
        # 设置为恒流模式
        ChromaEload.CmEload.write('MODE CCM')
        # 查询模式？
        # print(ChromaEload.CmEload.query('MODE?'))

        ChromaEload.CmEload.write('CURR:STAT:L1 '+str(Current))
        #如果条件为1 或者输入str ON 就打开
        if Status==1 or Status=='ON':
            ChromaEload.CmEload.write('LOAD ON')
        else:
            ChromaEload.CmEload.write('LOAD OFF')
        # ChromaEload.CmEload.close()
    def DynamicCurrent(self, CurrentT1,CurrentT2,Status=0,repeat=10,period='5ms',rise=0.8):
        # 设置为动态响应模式
        ChromaEload.CmEload.write('MODE CCDM')
        # 上升沿下降沿相等
        ChromaEload.CmEload.write('CURR:DYN:RISE '+str(rise))
        ChromaEload.CmEload.write('CURR:DYN:FALL '+str(rise))
        ChromaEload.CmEload.write('CCUR:DYN:T1 '+period)
        ChromaEload.CmEload.write('CCUR:DYN:T2 '+period)

        ChromaEload.CmEload.write('CURR:DYN:REP '+ str(repeat))
        # 设置电流 T1时间段
        ChromaEload.CmEload.write('CURR:DYN:L1 ' + str(CurrentT1))
        # 设置电流 T2时间段
        ChromaEload.CmEload.write('CURR:DYN:L2 ' + str(CurrentT2))
        # ChromaEload.CmEload.write('CURR:SWE:FEND 100')

        if Status==1 or Status=='ON':
            ChromaEload.CmEload.write('LOAD ON')
        else:
            ChromaEload.CmEload.write('LOAD OFF')
    # 设置 最大电流 设置最小电流 关闭状态，占空比50% 频率100Hz 上升沿0.8A/us 持续时间0.2S
    def CCSweep(self, Currmax, Currmin,Status=0,Duty=50,Freq=100,time_ON=2,Crise=0.8,Cfall=0.8):
        if Status==1 or Status=='ON':
            ChromaEload.CmEload.write('MODE CCFSM')
            # 扫频停留时间
            ChromaEload.CmEload.write('CURR:SWE:DWEL '+ str(time_ON))
            # 查询设置
            print(ChromaEload.CmEload.query('CURR:SWE:DWEL?'))
            # 设置占空比
            ChromaEload.CmEload.write('CURR:SWE:DUTY ' + str(Duty))
            # 设置频率
            # ChromaEload.CmEload.write('CURR:SWE:FEND ' + str(Freq))
            ChromaEload.CmEload.write('CURR:SWE:FSTA ' + str(Freq))
            ChromaEload.CmEload.write('CURR:SWE:IMAX ' + str(Currmax))
            ChromaEload.CmEload.write('CURR:SWE:IMIN ' + str(Currmin))
            # 上升沿下降沿都是0.8A
            ChromaEload.CmEload.write('CURR:SWE:RISE 0.8'+str(Crise))
            ChromaEload.CmEload.write('CURR:SWE:FALL 0.8'+str(Cfall))
            ChromaEload.CmEload.write('LOAD ON')
        else:
            ChromaEload.CmEload.write('LOAD OFF')

后面要是写了其他的电子负载驱动我也会更新上来