€•£"Œsphinx.addnodes”Œdocument”“”)”}”(Œ rawsource”Œ”Œchildren”]”(Œ translations”Œ LanguagesNode”“”)”}”(hhh]”(hŒ pending_xref”“”)”}”(hhh]”Œdocutils.nodes”ŒText”“”ŒChinese (Simplified)”…””}”Œparent”hsbaŒ attributes”}”(Œids”]”Œclasses”]”Œnames”]”Œdupnames”]”Œbackrefs”]”Œ refdomain”Œstd”Œreftype”Œdoc”Œ reftarget”Œ+/translations/zh_CN/i2c/busses/i2c-taos-evm”Œmodname”NŒ classname”NŒ refexplicit”ˆuŒtagname”hhh ubh)”}”(hhh]”hŒChinese (Traditional)”…””}”hh2sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ+/translations/zh_TW/i2c/busses/i2c-taos-evm”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒItalian”…””}”hhFsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ+/translations/it_IT/i2c/busses/i2c-taos-evm”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒJapanese”…””}”hhZsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ+/translations/ja_JP/i2c/busses/i2c-taos-evm”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒKorean”…””}”hhnsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ+/translations/ko_KR/i2c/busses/i2c-taos-evm”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒSpanish”…””}”hh‚sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ+/translations/sp_SP/i2c/busses/i2c-taos-evm”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubeh}”(h]”h ]”h"]”h$]”h&]”Œcurrent_language”ŒEnglish”uh1h hhŒ _document”hŒsource”NŒline”NubhŒsection”“”)”}”(hhh]”(hŒtitle”“”)”}”(hŒKernel driver i2c-taos-evm”h]”hŒKernel driver i2c-taos-evm”…””}”(hh¨hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h¦hh£hžhhŸŒE/var/lib/git/docbuild/linux/Documentation/i2c/busses/i2c-taos-evm.rst”h KubhŒ paragraph”“”)”}”(hŒ'Author: Jean Delvare ”h]”(hŒAuthor: Jean Delvare <”…””}”(hh¹hžhhŸNh NubhŒ reference”“”)”}”(hŒjdelvare@suse.de”h]”hŒjdelvare@suse.de”…””}”(hhÃhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”Œrefuri”Œmailto:jdelvare@suse.de”uh1hÁhh¹ubhŒ>”…””}”(hh¹hžhhŸNh Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khh£hžhubh¸)”}”(hXŠThis is a driver for the evaluation modules for TAOS I2C/SMBus chips. The modules include an SMBus master with limited capabilities, which can be controlled over the serial port. Virtually all evaluation modules are supported, but a few lines of code need to be added for each new module to instantiate the right I2C chip on the bus. Obviously, a driver for the chip in question is also needed.”h]”hXŠThis is a driver for the evaluation modules for TAOS I2C/SMBus chips. The modules include an SMBus master with limited capabilities, which can be controlled over the serial port. Virtually all evaluation modules are supported, but a few lines of code need to be added for each new module to instantiate the right I2C chip on the bus. Obviously, a driver for the chip in question is also needed.”…””}”(hhÝhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khh£hžhubh¸)”}”(hŒ Currently supported devices are:”h]”hŒ Currently supported devices are:”…””}”(hhëhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khh£hžhubhŒ bullet_list”“”)”}”(hhh]”hŒ list_item”“”)”}”(hŒTAOS TSL2550 EVM ”h]”h¸)”}”(hŒTAOS TSL2550 EVM”h]”hŒTAOS TSL2550 EVM”…””}”(hjhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khjubah}”(h]”h ]”h"]”h$]”h&]”uh1hþhhûhžhhŸh¶h Nubah}”(h]”h ]”h"]”h$]”h&]”Œbullet”Œ*”uh1hùhŸh¶h Khh£hžhubhŒdefinition_list”“”)”}”(hhh]”hŒdefinition_list_item”“”)”}”(hŒQFor additional information on TAOS products, please see http://www.taosinc.com/ ”h]”(hŒterm”“”)”}”(hŒ7For additional information on TAOS products, please see”h]”hŒ7For additional information on TAOS products, please see”…””}”(hj-hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j+hŸh¶h Khj'ubhŒ definition”“”)”}”(hhh]”h¸)”}”(hŒhttp://www.taosinc.com/”h]”hÂ)”}”(hjBh]”hŒhttp://www.taosinc.com/”…””}”(hjDhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”Œrefuri”jBuh1hÁhj@ubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khj=ubah}”(h]”h ]”h"]”h$]”h&]”uh1j;hj'ubeh}”(h]”h ]”h"]”h$]”h&]”uh1j%hŸh¶h Khj"ubah}”(h]”h ]”h"]”h$]”h&]”uh1j hh£hžhhŸh¶h Nubh¢)”}”(hhh]”(h§)”}”(hŒUsing this driver”h]”hŒUsing this driver”…””}”(hjmhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h¦hjjhžhhŸh¶h Kubh¸)”}”(hŒàIn order to use this driver, you'll need the serport driver, and the inputattach tool, which is part of the input-utils package. The following commands will tell the kernel that you have a TAOS EVM on the first serial port::”h]”hŒáIn order to use this driver, you’ll need the serport driver, and the inputattach tool, which is part of the input-utils package. The following commands will tell the kernel that you have a TAOS EVM on the first serial port:”…””}”(hj{hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h KhjjhžhubhŒ literal_block”“”)”}”(hŒ6# modprobe serport # inputattach --taos-evm /dev/ttyS0”h]”hŒ6# modprobe serport # inputattach --taos-evm /dev/ttyS0”…””}”hj‹sbah}”(h]”h ]”h"]”h$]”h&]”Œ xml:space”Œpreserve”uh1j‰hŸh¶h Khjjhžhubeh}”(h]”Œusing-this-driver”ah ]”h"]”Œusing this driver”ah$]”h&]”uh1h¡hh£hžhhŸh¶h Kubh¢)”}”(hhh]”(h§)”}”(hŒTechnical details”h]”hŒTechnical details”…””}”(hj¦hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h¦hj£hžhhŸh¶h K#ubh¸)”}”(hŒ€Only 4 SMBus transaction types are supported by the TAOS evaluation modules: * Receive Byte * Send Byte * Read Byte * Write Byte”h]”hŒ€Only 4 SMBus transaction types are supported by the TAOS evaluation modules: * Receive Byte * Send Byte * Read Byte * Write Byte”…””}”(hj´hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h K%hj£hžhubh¸)”}”(hX[The communication protocol is text-based and pretty simple. It is described in a PDF document on the CD which comes with the evaluation module. The communication is rather slow, because the serial port has to operate at 1200 bps. However, I don't think this is a big concern in practice, as these modules are meant for evaluation and testing only.”h]”hX]The communication protocol is text-based and pretty simple. It is described in a PDF document on the CD which comes with the evaluation module. The communication is rather slow, because the serial port has to operate at 1200 bps. 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