芯片解密案例

采用42脚封装。工作电压5v-6v，时钟总线8mhz。具有8位eprom/双层与微控制器上屏幕，显示电视调谐（应用于电视调谐带屏幕显示的8位存储器/双层微控制器）功能。

·userprogramrom:upto240bytes

·5to6vsupplyoperatingrange

·reservedtestrom:upto340bytes

·dataram:256bytes

·42-pinshrinkdualinlineplasticpackage

·upto22softwareprogrammablegeneralpurposeinputs/outputs,including2directleddrivingoutputs

·twotimerseachincludingan8-bitcounterwitha7-bitprogrammableprescaler

·serialperipheralinterface(spi)supportingsbus/

i2cbusandstandardserialprotocols

·spiforexternalfrequencysynthesistuning

·14bitcounterforvoltagesynthesistuning

·uptosix6-bitpwmd/aconverters

·afca/dconverterwith0.5vresolution

·fiveinterruptvectors(irin/nmi,timer1&2,vsync,pwrint.)

·on-chipclockoscillator

·5linesby15characterson-screendisplaygeneratorwith128characters

·allromtypesaresupportedbypin-to-pinepromandotpversions.

·thedevelopmenttoolofthest6365,st6375,st6385,st6367,st6377,st6387microcontrollersconsistsofthest638x-emu2emulationanddevelopmentsystemtobeconnectedviaastandardrs232seriallinetoanms-dos

personalcomputer.

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