如何为Rigol RSA5032N选择trace编号、类型及检测类型
Rigol实时频谱分析仪Trace相关SCPI命令及Python实现
针对Rigol实时频谱分析仪(如RSA系列),以下是你需要的Trace相关SCPI命令及对应的Python实现:
1. 设置Trace类型(Clear Write/Average/Max Hold/Min Hold)
Rigol使用DISPlay:TRACe<N>:MODE命令设置Trace的采集模式,其中<N>为Trace编号(1、2、3等),参数对应取值:
- Clear Write:
WRITe - Average:
AVERage - Max Hold:
MAXHold - Min Hold:
MINHold
Python实现函数
def set_trace_mode(trace_num, mode): # mode可选值: 'WRITe', 'AVERage', 'MAXHold', 'MINHold' inst.write(f"DISPlay:TRACe{trace_num}:MODE {mode}")
2. 设置Trace检测类型(Positive/Average/Quasipeak)
正确的检测类型设置命令为SENSe:DETector:TRACe<N> <TYPE>,参数对应取值:
- Positive:
POSitive - Average:
AVERage - Quasipeak:
QPEak
你之前尝试的SENSe:DETector:TRACe2:AVERage格式错误,Rigol的检测命令不需要将类型作为子命令,而是直接作为参数传递。
Python实现函数
def set_trace_detector(trace_num, detector_type): # detector_type可选值: 'POSitive', 'AVERage', 'QPEak' inst.write(f"SENSe:DETector:TRACe{trace_num} {detector_type}")
整合后的完整代码
将上述函数加入你已有的代码中,完整示例如下:
rm = visa.ResourceManager() inst = rm.open_resource('TCPIP::169.254.191.114::INSTR') inst.write('SYSTem:COMMunicate:LAN[:SELF]:RESet') def set_start_frequency(start_frequency): inst.write(f"SENSE:FREQUENCY:START {start_frequency}") def set_stop_frequency(stop_frequency): inst.write(f"SENSE:FREQUENCY:STOP {stop_frequency}") def set_resolution_bandwidth(resolution_bandwidth): inst.write(f"SENS:BAND {resolution_bandwidth}") def set_trace_mode(trace_num, mode): # mode可选值: 'WRITe'(Clear Write)、'AVERage'、'MAXHold'、'MINHold' inst.write(f"DISPlay:TRACe{trace_num}:MODE {mode}") def set_trace_detector(trace_num, detector_type): # detector_type可选值: 'POSitive'(Positive)、'AVERage'、'QPEak'(Quasipeak) inst.write(f"SENSe:DETector:TRACe{trace_num} {detector_type}")
使用示例
# 设置Trace1为Clear Write模式,检测类型为Positive set_trace_mode(1, 'WRITe') set_trace_detector(1, 'POSitive') # 设置Trace2为Average模式,检测类型为Quasipeak set_trace_mode(2, 'AVERage') set_trace_detector(2, 'QPEak')
内容的提问来源于stack exchange,提问作者deek1820
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