65 lines
2.2 KiB
Python
65 lines
2.2 KiB
Python
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import UniTAP
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# To initialize UniTAP library wrapper user should create UniTAP.TsiLib() object.
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#
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lUniTAP = UniTAP.TsiLib()
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#
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# For opening device, please, put serial number of the device as 8 symbol str or put index of device.
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#
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# dev = lUniTAP.open("NNNNNNNN")
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dev = lUniTAP.open(0)
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# After opening device as in UCD Console device role should be selected.
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# role = dev.select_role(UniTAP.dev.UCD424.USBCSourceUSBCSink)
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role = dev.select_role(UniTAP.dev.UCD500.USBCSourceUSBCSink)
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dev.opf_handler = UniTAP.OpfHandlerInternal(port_tx=role.dptx, port_rx=role.dprx)
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# Set initial power role RX side - SINK, TX side - SOURCE
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role.pdcrx.capabilities.enable_dr_swap(False)
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role.pdctx.capabilities.enable_dr_swap(False)
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role.pdcrx.capabilities.set_initial_role(UniTAP.pdc.PdcDeviceRole.UFP)
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role.pdctx.capabilities.set_initial_role(UniTAP.pdc.PdcDeviceRole.DFP)
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# Get Source PDO from RX side.
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# If read_from_device = True, PDO will be read directly from device, not from internal buffer
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source_pdo_list = role.pdctx.power_source.get_pdo_list(read_from_device=True)
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# Print PDO list from Source
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print("Initial source PDO list:\n")
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for item in source_pdo_list:
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print(item)
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# Change Voltage and Max Current on PDO2
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source_pdo_list[1].pdo_object.voltage(150)
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source_pdo_list[1].pdo_object.max_current(200)
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# Apply changes
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role.pdctx.power_source.set_pdo_list(source_pdo_list)
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role.pdctx.power_source.send_pdo()
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role.pdctx.controls.reconnect()
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# Check new pdo list
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source_pdo_list = role.pdctx.power_source.get_pdo_list(read_from_device=True)
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print("Source PDO list with changed PDO2 voltage and current fields:\n")
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for item in source_pdo_list:
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print(item)
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# Disable PDO2
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source_pdo_list[1].disable_pdo()
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role.pdctx.power_source.set_pdo_list(source_pdo_list)
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role.pdctx.power_source.send_pdo()
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role.pdctx.controls.reconnect()
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# Check new pdo list
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source_pdo_list = role.pdctx.power_source.get_pdo_list(read_from_device=True)
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print("Source PDO list with disabled PDO2:\n")
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for item in source_pdo_list:
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print(item)
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# Configuration Power Contract Control on Sink. Set PDO Type Priority to Prefer higher current
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role.pdcrx.power_contract_control.pdo_type_priority = UniTAP.pdc.ContractTypePriority.HigherCurrent
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