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unit 1electronic circuit diagram1.1reading an electronic circuit diagram1.2components1.2.1resistor1.2.2capacitor1.2.3inductor1.2.4diode1.2.5crystal1.3valtage1.4kirchhoffunit 2analog electronics2.1analogue signal2.1.1noise2.1.2precision2.1.3design difficulty2.2ideal operational amplifiers and practical limitations2.3nature of phase lock unit 3digital electronics3.1advantages and disadvantages3.1.1advantage3.1.2disadvantages3.1.3construction3.1.4combinational and sequential systems3.1.5synchronous systems and asynchronous systems3.2digital components3.2.1flip-flops3.2.2shift registers3.2.3countersunit 4integrated circuits4.1what is integrated circuit4.2application specific integrated circuit4.2.1history4.2.2standard cell design4.2.3gate array design4.2.4full-custom design4.2.5structured designunit 5programmable logic device5.1history of pld5.1.1using a rom as a pld5.1.2early programmable logic5.2a programmable logic array 5.3programmable array logic5.4generic array logic5.5complex programmable logic device5.5.1what is a cpld?5.5.2distinctions5.5.3cpld benefits5.5.4designing with cplds5.6field-programmable gate array5.6.1what is fpga5.6.2technical design5.6.3fpga manufacturers5.6.4modern developmentsunit 6usb infrared transceiver6.1history6.2usb infrared transceiver6.3usb protocol6.4application of usb6.5usb connector6.6circuit module6.6.1circuit module:  power supply6.6.2circuit module:  usb-ic and eeprom6.6.3circuit module:   transmitter6.6.4circuit module£º  receiverunit 7computer7.1computer overview7.1.1introduction7.1.2history7.2hardware7.2.1programming7.2.2future developmentsunit 8mobile phone8.1an evolution of mobile phones8.2history of mobile phones8.3mobile phone features8.4sms8.4.1sim card8.4.2multi-card hybrid phones8.4.3kosher phones8.5manufacturersunit 9electronics corporation9.1intel corporation9.1.1overview9.1.2the latest news 9.2texas instruments9.2.1overview9.2.2history of innovation9.2.3tis performanceunit 10internet10.1overview10.2terminology10.3history10.4services10.4.1world wide web10.4.2communication10.4.3data transfer10.5social impact10.5.1users10.5.2social networking and entertainmentunit 11telecommunications and information11.1telecommunications and computer11.2internet and information superhighway11.2.1internetworks11.2.2the internet11.2.3information superhighway11.2.4future of the internet¸½Â¼£º  µç×ÓרҵӢÓï´Ê»ã(Ëõд´Ê»ã)²Î¿¼ÎÄÏ×