解密

下面是关于em78156e芯片的主要性能特征介绍，我们提供给广大客户及其他各类技术工程师参考借鉴。

operatingvoltagerange:3v~5v

em78156eisan8-bitmicroprocessorwithlow-powerandhigh-speedcmostechnology.integratedintoasinglechipareon-chipwatchdogtimer(wdt),ram,rom,realtimeclock/counter,externalandinterrupt,powerdownmode,andtri-statei/o.

operatingtemperaturerange:0°c~70°c

crystalmode:dc~20mhzat5v,dc~8mhzat3v,dc~4mhzat3v.

lowpowerconsumption:

lessthen0maat5v/4mhz

typically15μaat3v/32khz

1k×13bitsonchiprom

oneconfigurationregistertoaccommodateuser’srequirements

48×8bitsonchipregisters(sram,generalpurposeregister)

2bi-directionali/oports

5levelstacksforsubroutinenesting

8-bitrealtimeclock/counter(tcc)withselectivesignalsources,triggeredges,andoverflowinterrupt

twoclocksperinstructioncycle

powerdown(sleep)mode

threeavailableinterruptions

tccoverflowinterrupt

input-portstatuschangedinterrupt(wakeupfromsleepmode)

externalinterrupt

programmablefreerunningwatchdogtimer

8programmablepull-highpins

7programmablepull-downpins

8programmableopen-drainpins

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